diff --git a/.github/workflows/flake8.yml b/.github/workflows/flake8.yml
new file mode 100644
index 000000000..980b9c7b9
--- /dev/null
+++ b/.github/workflows/flake8.yml
@@ -0,0 +1,27 @@
+name: flake8
+
+on: [push, pull_request]
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.9"]
+        poetry-version: ["1.3.1"]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Set up Poetry ${{ matrix.poetry-version }}
+        uses: abatilo/actions-poetry@v2
+        with:
+          poetry-version: ${{ matrix.poetry-version }}
+      - name: Install dependencies
+        run: |
+          poetry config virtualenvs.create false
+          poetry install
+      - name: Run tests
+        run: make flake8
diff --git a/.github/workflows/pylint.yml b/.github/workflows/pylint.yml
new file mode 100644
index 000000000..8a43025b7
--- /dev/null
+++ b/.github/workflows/pylint.yml
@@ -0,0 +1,27 @@
+name: pylint
+
+on: [push, pull_request]
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.9"]
+        poetry-version: ["1.3.1"]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Set up Poetry ${{ matrix.poetry-version }}
+        uses: abatilo/actions-poetry@v2
+        with:
+          poetry-version: ${{ matrix.poetry-version }}
+      - name: Install dependencies
+        run: |
+          poetry config virtualenvs.create false
+          poetry install
+      - name: Run tests
+        run: make pylint
diff --git a/Makefile b/Makefile
index 22d79f113..5bdbc9480 100644
--- a/Makefile
+++ b/Makefile
@@ -15,12 +15,18 @@ pyright:
 black:
 	poetry run black .
 
+flake8:
+	poetry run flake8
+
 mypy:
 	poetry run mypy
 
 isort:
 	poetry run isort .
 
+pylint:
+	poetry run pylint *.py lnbits/ tools/ tests/
+
 checkprettier: $(shell find lnbits -name "*.js" -o -name ".html")
 	./node_modules/.bin/prettier --check lnbits/static/js/*.js lnbits/core/static/js/*.js lnbits/extensions/*/templates/*/*.html ./lnbits/core/templates/core/*.html lnbits/templates/*.html lnbits/extensions/*/static/js/*.js lnbits/extensions/*/static/components/*/*.js lnbits/extensions/*/static/components/*/*.html
 
diff --git a/build.py b/build.py
index 2bc3e50cb..834067c9e 100644
--- a/build.py
+++ b/build.py
@@ -1,12 +1,9 @@
 import glob
 import os
-import subprocess
 import warnings
-from os import path
-from pathlib import Path
-from typing import Any, List, NamedTuple, Optional
+from typing import List
 
-LNBITS_PATH = path.dirname(path.realpath(__file__)) + "/lnbits"
+LNBITS_PATH = os.path.dirname(os.path.realpath(__file__)) + "/lnbits"
 
 
 def get_js_vendored(prefer_minified: bool = False) -> List[str]:
diff --git a/lnbits/app.py b/lnbits/app.py
index ee3b07367..5167055b2 100644
--- a/lnbits/app.py
+++ b/lnbits/app.py
@@ -95,7 +95,7 @@ async def check_funding_source() -> None:
     original_sigint_handler = signal.getsignal(signal.SIGINT)
 
     def signal_handler(signal, frame):
-        logger.debug(f"SIGINT received, terminating LNbits.")
+        logger.debug("SIGINT received, terminating LNbits.")
         sys.exit(1)
 
     signal.signal(signal.SIGINT, signal_handler)
@@ -388,7 +388,7 @@ class Formatter:
             self.fmt: str = self.minimal_fmt
 
     def format(self, record):
-        function = "{function}".format(**record)
+        function = "{function}".format(**record)  # pylint: disable=C0209
         if function == "emit":  # uvicorn logs
             return self.minimal_fmt
         return self.fmt
diff --git a/lnbits/bolt11.py b/lnbits/bolt11.py
index 4e20208c9..07bff5a3c 100644
--- a/lnbits/bolt11.py
+++ b/lnbits/bolt11.py
@@ -5,7 +5,6 @@ from decimal import Decimal
 from typing import List, NamedTuple, Optional
 
 import bitstring
-import embit
 import secp256k1
 from bech32 import CHARSET, bech32_decode, bech32_encode
 from ecdsa import SECP256k1, VerifyingKey
@@ -20,7 +19,7 @@ class Route(NamedTuple):
     cltv: int
 
 
-class Invoice(object):
+class Invoice:
     payment_hash: str
     amount_msat: int = 0
     description: Optional[str] = None
@@ -166,9 +165,7 @@ def lnencode(addr, privkey):
         amount = Decimal(str(addr.amount))
         # We can only send down to millisatoshi.
         if amount * 10**12 % 10:
-            raise ValueError(
-                "Cannot encode {}: too many decimal places".format(addr.amount)
-            )
+            raise ValueError(f"Cannot encode {addr.amount}: too many decimal places")
 
         amount = addr.currency + shorten_amount(amount)
     else:
@@ -190,7 +187,7 @@ def lnencode(addr, privkey):
         # A writer MUST NOT include more than one `d`, `h`, `n` or `x` fields,
         if k in ("d", "h", "n", "x"):
             if k in tags_set:
-                raise ValueError("Duplicate '{}' tag".format(k))
+                raise ValueError(f"Duplicate '{k}' tag")
 
         if k == "r":
             route = bitstring.BitArray()
@@ -220,7 +217,7 @@ def lnencode(addr, privkey):
             data += tagged_bytes("n", v)
         else:
             # FIXME: Support unknown tags?
-            raise ValueError("Unknown tag {}".format(k))
+            raise ValueError(f"Unknown tag {k}")
 
         tags_set.add(k)
 
@@ -230,7 +227,7 @@ def lnencode(addr, privkey):
     # both.
     if "d" in tags_set and "h" in tags_set:
         raise ValueError("Cannot include both 'd' and 'h'")
-    if not "d" in tags_set and not "h" in tags_set:
+    if "d" not in tags_set and "h" not in tags_set:
         raise ValueError("Must include either 'd' or 'h'")
 
     # We actually sign the hrp, then data (padded to 8 bits with zeroes).
@@ -245,7 +242,7 @@ def lnencode(addr, privkey):
     return bech32_encode(hrp, bitarray_to_u5(data))
 
 
-class LnAddr(object):
+class LnAddr:
     def __init__(
         self, paymenthash=None, amount=None, currency="bc", tags=None, date=None
     ):
@@ -259,12 +256,9 @@ class LnAddr(object):
         self.amount = amount
 
     def __str__(self):
-        return "LnAddr[{}, amount={}{} tags=[{}]]".format(
-            bytes.hex(self.pubkey.serialize()).decode(),
-            self.amount,
-            self.currency,
-            ", ".join([k + "=" + str(v) for k, v in self.tags]),
-        )
+        pubkey = bytes.hex(self.pubkey.serialize()).decode()
+        tags = ", ".join([k + "=" + str(v) for k, v in self.tags])
+        return f"LnAddr[{pubkey}, amount={self.amount}{self.currency} tags=[{tags}]]"
 
 
 def shorten_amount(amount):
@@ -296,7 +290,7 @@ def _unshorten_amount(amount: str) -> int:
     # A reader SHOULD fail if `amount` contains a non-digit, or is followed by
     # anything except a `multiplier` in the table above.
     if not re.fullmatch(r"\d+[pnum]?", str(amount)):
-        raise ValueError("Invalid amount '{}'".format(amount))
+        raise ValueError(f"Invalid amount '{amount}'")
 
     if unit in units:
         return int(int(amount[:-1]) * 100_000_000_000 / units[unit])
@@ -347,11 +341,10 @@ def _trim_to_bytes(barr):
 
 
 def _readable_scid(short_channel_id: int) -> str:
-    return "{blockheight}x{transactionindex}x{outputindex}".format(
-        blockheight=((short_channel_id >> 40) & 0xFFFFFF),
-        transactionindex=((short_channel_id >> 16) & 0xFFFFFF),
-        outputindex=(short_channel_id & 0xFFFF),
-    )
+    blockheight = (short_channel_id >> 40) & 0xFFFFFF
+    transactionindex = (short_channel_id >> 16) & 0xFFFFFF
+    outputindex = short_channel_id & 0xFFFF
+    return f"{blockheight}x{transactionindex}x{outputindex}"
 
 
 def _u5_to_bitarray(arr: List[int]) -> bitstring.BitArray:
diff --git a/lnbits/core/__init__.py b/lnbits/core/__init__.py
index 75b6d5878..4511a8eb8 100644
--- a/lnbits/core/__init__.py
+++ b/lnbits/core/__init__.py
@@ -9,7 +9,7 @@ core_app: APIRouter = APIRouter()
 
 core_app_extra: CoreAppExtra = CoreAppExtra()
 
-from .views.admin_api import *  # noqa
-from .views.api import *  # noqa
-from .views.generic import *  # noqa
-from .views.public_api import *  # noqa
+from .views.admin_api import *  # noqa: F401,F403
+from .views.api import *  # noqa: F401,F403
+from .views.generic import *  # noqa: F401,F403
+from .views.public_api import *  # noqa: F401,F403
diff --git a/lnbits/core/crud.py b/lnbits/core/crud.py
index efb594a14..183f663a0 100644
--- a/lnbits/core/crud.py
+++ b/lnbits/core/crud.py
@@ -358,7 +358,7 @@ async def get_payments(
     args: List[Any] = []
     clause: List[str] = []
 
-    if since != None:
+    if since is not None:
         if db.type == POSTGRES:
             clause.append("time > to_timestamp(?)")
         elif db.type == COCKROACH:
@@ -702,7 +702,7 @@ async def delete_admin_settings():
 
 
 async def update_admin_settings(data: EditableSettings):
-    await db.execute(f"UPDATE settings SET editable_settings = ?", (json.dumps(data),))
+    await db.execute("UPDATE settings SET editable_settings = ?", (json.dumps(data),))
 
 
 async def update_super_user(super_user: str):
@@ -711,7 +711,7 @@ async def update_super_user(super_user: str):
 
 
 async def create_admin_settings(super_user: str, new_settings: dict):
-    sql = f"INSERT INTO settings (super_user, editable_settings) VALUES (?, ?)"
+    sql = "INSERT INTO settings (super_user, editable_settings) VALUES (?, ?)"
     await db.execute(sql, (super_user, json.dumps(new_settings)))
     return await get_super_settings()
 
@@ -740,7 +740,7 @@ async def update_migration_version(conn, db_name, version):
 async def create_tinyurl(domain: str, endless: bool, wallet: str):
     tinyurl_id = shortuuid.uuid()[:8]
     await db.execute(
-        f"INSERT INTO tiny_url (id, url, endless, wallet) VALUES (?, ?, ?, ?)",
+        "INSERT INTO tiny_url (id, url, endless, wallet) VALUES (?, ?, ?, ?)",
         (
             tinyurl_id,
             domain,
@@ -753,7 +753,7 @@ async def create_tinyurl(domain: str, endless: bool, wallet: str):
 
 async def get_tinyurl(tinyurl_id: str) -> Optional[TinyURL]:
     row = await db.fetchone(
-        f"SELECT * FROM tiny_url WHERE id = ?",
+        "SELECT * FROM tiny_url WHERE id = ?",
         (tinyurl_id,),
     )
     return TinyURL.from_row(row) if row else None
@@ -761,14 +761,14 @@ async def get_tinyurl(tinyurl_id: str) -> Optional[TinyURL]:
 
 async def get_tinyurl_by_url(url: str) -> List[TinyURL]:
     rows = await db.fetchall(
-        f"SELECT * FROM tiny_url WHERE url = ?",
+        "SELECT * FROM tiny_url WHERE url = ?",
         (url,),
     )
     return [TinyURL.from_row(row) for row in rows]
 
 
 async def delete_tinyurl(tinyurl_id: str):
-    row = await db.execute(
-        f"DELETE FROM tiny_url WHERE id = ?",
+    await db.execute(
+        "DELETE FROM tiny_url WHERE id = ?",
         (tinyurl_id,),
     )
diff --git a/lnbits/core/helpers.py b/lnbits/core/helpers.py
index 7d5c2920a..214fee2fa 100644
--- a/lnbits/core/helpers.py
+++ b/lnbits/core/helpers.py
@@ -37,7 +37,7 @@ async def run_migration(db: Connection, migrations_module: Any, current_version:
                 print(f"running migration {db_name}.{version}")
                 await migrate(db)
 
-                if db.schema == None:
+                if db.schema is None:
                     await update_migration_version(db, db_name, version)
                 else:
                     async with core_db.connect() as conn:
diff --git a/lnbits/core/models.py b/lnbits/core/models.py
index c0643af7b..c3ff6fd9c 100644
--- a/lnbits/core/models.py
+++ b/lnbits/core/models.py
@@ -6,8 +6,8 @@ import time
 from sqlite3 import Row
 from typing import Callable, Dict, List, Optional
 
-from ecdsa import SECP256k1, SigningKey  # type: ignore
-from lnurl import encode as lnurl_encode  # type: ignore
+from ecdsa import SECP256k1, SigningKey
+from lnurl import encode as lnurl_encode
 from loguru import logger
 from pydantic import BaseModel
 
diff --git a/lnbits/core/services.py b/lnbits/core/services.py
index af5e6716c..f5bf0b469 100644
--- a/lnbits/core/services.py
+++ b/lnbits/core/services.py
@@ -14,7 +14,6 @@ from lnbits import bolt11
 from lnbits.db import Connection
 from lnbits.decorators import WalletTypeInfo, require_admin_key
 from lnbits.helpers import url_for, urlsafe_short_hash
-from lnbits.requestvars import g
 from lnbits.settings import (
     FAKE_WALLET,
     EditableSettings,
@@ -22,7 +21,6 @@ from lnbits.settings import (
     readonly_variables,
     send_admin_user_to_saas,
     settings,
-    transient_variables,
 )
 from lnbits.wallets.base import PaymentResponse, PaymentStatus
 
@@ -214,22 +212,22 @@ async def pay_invoice(
             )
 
         logger.debug(f"backend: pay_invoice finished {temp_id}")
-        if payment.checking_id and payment.ok != False:
+        if payment.checking_id and payment.ok is not False:
             # payment.ok can be True (paid) or None (pending)!
             logger.debug(f"updating payment {temp_id}")
             async with db.connect() as conn:
                 await update_payment_details(
                     checking_id=temp_id,
-                    pending=payment.ok != True,
+                    pending=payment.ok is not True,
                     fee=payment.fee_msat,
                     preimage=payment.preimage,
                     new_checking_id=payment.checking_id,
                     conn=conn,
                 )
                 logger.debug(f"payment successful {payment.checking_id}")
-        elif payment.checking_id is None and payment.ok == False:
+        elif payment.checking_id is None and payment.ok is False:
             # payment failed
-            logger.warning(f"backend sent payment failure")
+            logger.warning("backend sent payment failure")
             async with db.connect() as conn:
                 logger.debug(f"deleting temporary payment {temp_id}")
                 await delete_wallet_payment(temp_id, wallet_id, conn=conn)
@@ -431,7 +429,7 @@ async def check_admin_settings():
         update_cached_settings(settings_db.dict())
 
         # printing settings for debugging
-        logger.debug(f"Admin settings:")
+        logger.debug("Admin settings:")
         for key, value in settings.dict(exclude_none=True).items():
             logger.debug(f"{key}: {value}")
 
@@ -449,7 +447,7 @@ async def check_admin_settings():
 
 def update_cached_settings(sets_dict: dict):
     for key, value in sets_dict.items():
-        if not key in readonly_variables + transient_variables:
+        if key not in readonly_variables:
             try:
                 setattr(settings, key, value)
             except:
diff --git a/lnbits/core/views/api.py b/lnbits/core/views/api.py
index 9341a6038..55fbb7a42 100644
--- a/lnbits/core/views/api.py
+++ b/lnbits/core/views/api.py
@@ -184,7 +184,7 @@ async def api_payments_create_invoice(data: CreateInvoiceData, wallet: Wallet):
 
     async with db.connect() as conn:
         try:
-            payment_hash, payment_request = await create_invoice(
+            _, payment_request = await create_invoice(
                 wallet_id=wallet.id,
                 amount=amount,
                 memo=memo,
@@ -560,10 +560,10 @@ async def api_lnurlscan(code: str, wallet: WalletTypeInfo = Depends(get_key_type
                 for [k, v] in metadata:
                     if k == "text/plain":
                         params.update(description=v)
-                    if k == "image/jpeg;base64" or k == "image/png;base64":
+                    if k in ("image/jpeg;base64", "image/png;base64"):
                         data_uri = "data:" + k + "," + v
                         params.update(image=data_uri)
-                    if k == "text/email" or k == "text/identifier":
+                    if k in ("text/email", "text/identifier"):
                         params.update(targetUser=v)
                 params.update(commentAllowed=data.get("commentAllowed", 0))
 
@@ -702,7 +702,7 @@ async def websocket_connect(websocket: WebSocket, item_id: str):
     await websocketManager.connect(websocket)
     try:
         while True:
-            data = await websocket.receive_text()
+            await websocket.receive_text()
     except WebSocketDisconnect:
         websocketManager.disconnect(websocket)
 
diff --git a/lnbits/core/views/generic.py b/lnbits/core/views/generic.py
index b4ecaf4af..dcd7e8c8b 100644
--- a/lnbits/core/views/generic.py
+++ b/lnbits/core/views/generic.py
@@ -120,7 +120,7 @@ async def extensions_install(
                     )
                 )
             await update_installed_extension_state(
-                ext_id=ext_id, active=activate != None
+                ext_id=ext_id, active=activate is not None
             )
 
         all_extensions = list(map(lambda e: e.code, get_valid_extensions()))
@@ -137,7 +137,7 @@ async def extensions_install(
                     "dependencies": ext.dependencies,
                     "isInstalled": ext.id in installed_exts_ids,
                     "isAvailable": ext.id in all_extensions,
-                    "isActive": not ext.id in inactive_extensions,
+                    "isActive": ext.id not in inactive_extensions,
                     "latestRelease": dict(ext.latest_release)
                     if ext.latest_release
                     else None,
diff --git a/lnbits/db.py b/lnbits/db.py
index 77f3cf33a..985a658bf 100644
--- a/lnbits/db.py
+++ b/lnbits/db.py
@@ -135,7 +135,7 @@ class Database(Compat):
                 if value is None:
                     return None
                 f = "%Y-%m-%d %H:%M:%S.%f"
-                if not "." in value:
+                if "." not in value:
                     f = "%Y-%m-%d %H:%M:%S"
                 return time.mktime(datetime.datetime.strptime(value, f).timetuple())
 
diff --git a/lnbits/decorators.py b/lnbits/decorators.py
index 42d2b7a30..17134f863 100644
--- a/lnbits/decorators.py
+++ b/lnbits/decorators.py
@@ -245,7 +245,7 @@ async def check_user_exists(usr: UUID4) -> User:
 
 async def check_admin(usr: UUID4) -> User:
     user = await check_user_exists(usr)
-    if user.id != settings.super_user and not user.id in settings.lnbits_admin_users:
+    if user.id != settings.super_user and user.id not in settings.lnbits_admin_users:
         raise HTTPException(
             status_code=HTTPStatus.UNAUTHORIZED,
             detail="User not authorized. No admin privileges.",
diff --git a/lnbits/extension_manager.py b/lnbits/extension_manager.py
index 7955c791d..7eff9480b 100644
--- a/lnbits/extension_manager.py
+++ b/lnbits/extension_manager.py
@@ -240,7 +240,7 @@ class InstallableExtension(BaseModel):
             return False
         with open(config_file, "r") as json_file:
             config_json = json.load(json_file)
-            return config_json.get("is_installed") == True
+            return config_json.get("is_installed") is True
 
     def download_archive(self):
         ext_zip_file = self.zip_path
@@ -467,7 +467,7 @@ class InstalledExtensionMiddleware:
         self.app = app
 
     async def __call__(self, scope: Scope, receive: Receive, send: Send) -> None:
-        if not "path" in scope:
+        if "path" not in scope:
             await self.app(scope, receive, send)
             return
 
diff --git a/lnbits/extensions/bleskomat/__init__.py b/lnbits/extensions/bleskomat/__init__.py
index bef362dc7..df54fc5f5 100644
--- a/lnbits/extensions/bleskomat/__init__.py
+++ b/lnbits/extensions/bleskomat/__init__.py
@@ -21,6 +21,6 @@ def bleskomat_renderer():
     return template_renderer(["lnbits/extensions/bleskomat/templates"])
 
 
-from .lnurl_api import *  # noqa
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .lnurl_api import *  # noqa: F401,F403
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/bleskomat/exchange_rates.py b/lnbits/extensions/bleskomat/exchange_rates.py
index c6f1d8801..aff9ce657 100644
--- a/lnbits/extensions/bleskomat/exchange_rates.py
+++ b/lnbits/extensions/bleskomat/exchange_rates.py
@@ -1,6 +1,6 @@
 import json
 import os
-from typing import Callable, Dict, Union
+from typing import Callable, Union
 
 import httpx
 
diff --git a/lnbits/extensions/bleskomat/helpers.py b/lnbits/extensions/bleskomat/helpers.py
index 0b2f34710..f61a56403 100644
--- a/lnbits/extensions/bleskomat/helpers.py
+++ b/lnbits/extensions/bleskomat/helpers.py
@@ -128,7 +128,7 @@ def unshorten_lnurl_query(query: dict) -> Dict[str, str]:
         long_tag = rules["tags"][tag]
         new_query["tag"] = long_tag
         tag = long_tag
-    if not tag in rules["params"]:
+    if tag not in rules["params"]:
         raise LnurlValidationError(f'Unknown tag: "{tag}"')
     for key in query:
         if key in rules["params"][str(tag)]:
@@ -142,7 +142,7 @@ def unshorten_lnurl_query(query: dict) -> Dict[str, str]:
             # Unshorten general keys:
             short_key = key
             long_key = rules["query"][short_key]
-            if not long_key in new_query:
+            if long_key not in new_query:
                 if short_key in query:
                     new_query[long_key] = query[short_key]
                 else:
diff --git a/lnbits/extensions/bleskomat/lnurl_api.py b/lnbits/extensions/bleskomat/lnurl_api.py
index bdac5fecf..c892cc5ad 100644
--- a/lnbits/extensions/bleskomat/lnurl_api.py
+++ b/lnbits/extensions/bleskomat/lnurl_api.py
@@ -42,7 +42,7 @@ async def api_bleskomat_lnurl(req: Request):
 
             # The API key ID, nonce, and tag should be present in the query string.
             for field in ["id", "nonce", "tag"]:
-                if not field in query:
+                if field not in query:
                     raise LnurlHttpError(
                         f'Failed API key signature check: Missing "{field}"',
                         HTTPStatus.BAD_REQUEST,
@@ -105,7 +105,7 @@ async def api_bleskomat_lnurl(req: Request):
         # No signature provided.
         # Treat as "action" callback.
 
-        if not "k1" in query:
+        if "k1" not in query:
             raise LnurlHttpError("Missing secret", HTTPStatus.BAD_REQUEST)
 
         secret = query["k1"]
diff --git a/lnbits/extensions/bleskomat/models.py b/lnbits/extensions/bleskomat/models.py
index 6dc88dc07..5aec7969d 100644
--- a/lnbits/extensions/bleskomat/models.py
+++ b/lnbits/extensions/bleskomat/models.py
@@ -85,7 +85,7 @@ class BleskomatLnurl(BaseModel):
         # Perform tag-specific checks.
         if tag == "withdrawRequest":
             for field in ["pr"]:
-                if not field in query:
+                if field not in query:
                     raise LnurlValidationError(f'Missing required parameter: "{field}"')
             # Check the bolt11 invoice(s) provided.
             pr = query["pr"]
diff --git a/lnbits/extensions/boltcards/__init__.py b/lnbits/extensions/boltcards/__init__.py
index bfdc7492e..5c6b87acf 100644
--- a/lnbits/extensions/boltcards/__init__.py
+++ b/lnbits/extensions/boltcards/__init__.py
@@ -24,14 +24,14 @@ def boltcards_renderer():
     return template_renderer(["lnbits/extensions/boltcards/templates"])
 
 
-from .lnurl import *  # noqa
-from .tasks import *  # noqa
+from .lnurl import *  # noqa: F401,F403
+from .tasks import *  # noqa: F401,F403
 
 
 def boltcards_start():
     loop = asyncio.get_event_loop()
-    loop.create_task(catch_everything_and_restart(wait_for_paid_invoices))
+    loop.create_task(catch_everything_and_restart(wait_for_paid_invoices))  # noqa: F405
 
 
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/boltcards/crud.py b/lnbits/extensions/boltcards/crud.py
index 9c7d299d6..0a678e709 100644
--- a/lnbits/extensions/boltcards/crud.py
+++ b/lnbits/extensions/boltcards/crud.py
@@ -160,7 +160,7 @@ async def update_card_otp(otp: str, id: str):
 
 
 async def get_hit(hit_id: str) -> Optional[Hit]:
-    row = await db.fetchone(f"SELECT * FROM boltcards.hits WHERE id = ?", (hit_id,))
+    row = await db.fetchone("SELECT * FROM boltcards.hits WHERE id = ?", (hit_id,))
     if not row:
         return None
 
@@ -183,7 +183,7 @@ async def get_hits(cards_ids: List[str]) -> List[Hit]:
 
 async def get_hits_today(card_id: str) -> List[Hit]:
     rows = await db.fetchall(
-        f"SELECT * FROM boltcards.hits WHERE card_id = ?",
+        "SELECT * FROM boltcards.hits WHERE card_id = ?",
         (card_id,),
     )
     updatedrow = []
@@ -258,7 +258,7 @@ async def create_refund(hit_id, refund_amount) -> Refund:
 
 async def get_refund(refund_id: str) -> Optional[Refund]:
     row = await db.fetchone(
-        f"SELECT * FROM boltcards.refunds WHERE id = ?", (refund_id,)
+        "SELECT * FROM boltcards.refunds WHERE id = ?", (refund_id,)
     )
     if not row:
         return None
diff --git a/lnbits/extensions/boltcards/lnurl.py b/lnbits/extensions/boltcards/lnurl.py
index d04303725..3b99fdf22 100644
--- a/lnbits/extensions/boltcards/lnurl.py
+++ b/lnbits/extensions/boltcards/lnurl.py
@@ -28,6 +28,7 @@ from .nxp424 import decryptSUN, getSunMAC
 
 ###############LNURLWITHDRAW#################
 
+
 # /boltcards/api/v1/scan?p=00000000000000000000000000000000&c=0000000000000000
 @boltcards_ext.get("/api/v1/scan/{external_id}")
 async def api_scan(p, c, request: Request, external_id: str = Query(None)):
@@ -123,7 +124,7 @@ async def lnurl_callback(
             wallet_id=card.wallet,
             payment_request=pr,
             max_sat=card.tx_limit,
-            extra={"tag": "boltcard", "tag": hit.id},
+            extra={"tag": "boltcard", "hit": hit.id},
         )
         return {"status": "OK"}
     except Exception as exc:
@@ -180,7 +181,7 @@ async def lnurlp_response(req: Request, hit_id: str = Query(None)):
     card = await get_card(hit.card_id)
     assert card
     if not hit:
-        return {"status": "ERROR", "reason": f"LNURL-pay record not found."}
+        return {"status": "ERROR", "reason": "LNURL-pay record not found."}
     if not card.enable:
         return {"status": "ERROR", "reason": "Card is disabled."}
     payResponse = {
@@ -204,7 +205,7 @@ async def lnurlp_callback(hit_id: str = Query(None), amount: str = Query(None)):
     card = await get_card(hit.card_id)
     assert card
     if not hit:
-        return {"status": "ERROR", "reason": f"LNURL-pay record not found."}
+        return {"status": "ERROR", "reason": "LNURL-pay record not found."}
 
     _, payment_request = await create_invoice(
         wallet_id=card.wallet,
diff --git a/lnbits/extensions/boltcards/migrations.py b/lnbits/extensions/boltcards/migrations.py
index 9609e0c37..43d5bb0f7 100644
--- a/lnbits/extensions/boltcards/migrations.py
+++ b/lnbits/extensions/boltcards/migrations.py
@@ -1,6 +1,3 @@
-from lnbits.helpers import urlsafe_short_hash
-
-
 async def m001_initial(db):
     await db.execute(
         """
diff --git a/lnbits/extensions/boltz/__init__.py b/lnbits/extensions/boltz/__init__.py
index 9a3d5d896..98255e5e5 100644
--- a/lnbits/extensions/boltz/__init__.py
+++ b/lnbits/extensions/boltz/__init__.py
@@ -25,8 +25,8 @@ boltz_static_files = [
 ]
 
 from .tasks import check_for_pending_swaps, wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def boltz_start():
diff --git a/lnbits/extensions/boltz/crud.py b/lnbits/extensions/boltz/crud.py
index 1c9eb700a..5ad923f6d 100644
--- a/lnbits/extensions/boltz/crud.py
+++ b/lnbits/extensions/boltz/crud.py
@@ -32,7 +32,7 @@ async def get_submarine_swaps(wallet_ids: Union[str, List[str]]) -> List[Submari
 
 async def get_all_pending_submarine_swaps() -> List[SubmarineSwap]:
     rows = await db.fetchall(
-        f"SELECT * FROM boltz.submarineswap WHERE status='pending' order by time DESC",
+        "SELECT * FROM boltz.submarineswap WHERE status='pending' order by time DESC",
     )
     return [SubmarineSwap(**row) for row in rows]
 
@@ -107,7 +107,7 @@ async def get_reverse_submarine_swaps(
 
 async def get_all_pending_reverse_submarine_swaps() -> List[ReverseSubmarineSwap]:
     rows = await db.fetchall(
-        f"SELECT * FROM boltz.reverse_submarineswap WHERE status='pending' order by time DESC"
+        "SELECT * FROM boltz.reverse_submarineswap WHERE status='pending' order by time DESC"
     )
 
     return [ReverseSubmarineSwap(**row) for row in rows]
diff --git a/lnbits/extensions/boltz/tasks.py b/lnbits/extensions/boltz/tasks.py
index ba394164b..63b981b1c 100644
--- a/lnbits/extensions/boltz/tasks.py
+++ b/lnbits/extensions/boltz/tasks.py
@@ -101,10 +101,10 @@ async def check_for_pending_swaps():
         swaps = await get_all_pending_submarine_swaps()
         reverse_swaps = await get_all_pending_reverse_submarine_swaps()
         if len(swaps) > 0 or len(reverse_swaps) > 0:
-            logger.debug(f"Boltz - startup swap check")
+            logger.debug("Boltz - startup swap check")
     except:
         logger.error(
-            f"Boltz - startup swap check, database is not created yet, do nothing"
+            "Boltz - startup swap check, database is not created yet, do nothing"
         )
         return
 
@@ -143,10 +143,10 @@ async def check_swap(swap: SubmarineSwap, client):
                         timeout_block_height=swap.timeout_block_height,
                     )
                     await update_swap_status(swap.id, "refunded")
-    except BoltzNotFoundException as exc:
+    except BoltzNotFoundException:
         logger.debug(f"Boltz - swap: {swap.boltz_id} does not exist.")
         await update_swap_status(swap.id, "failed")
-    except MempoolBlockHeightException as exc:
+    except MempoolBlockHeightException:
         logger.debug(
             f"Boltz - tried to refund swap: {swap.id}, but has not reached the timeout."
         )
@@ -171,7 +171,7 @@ async def check_reverse_swap(reverse_swap: ReverseSubmarineSwap, client):
         logger.debug(f"Boltz - swap_status: {str(exc)}")
         await update_swap_status(reverse_swap.id, "failed")
     # should only happen while development when regtest is reset
-    except BoltzNotFoundException as exc:
+    except BoltzNotFoundException:
         logger.debug(f"Boltz - reverse swap: {reverse_swap.boltz_id} does not exist.")
         await update_swap_status(reverse_swap.id, "failed")
     except Exception as exc:
diff --git a/lnbits/extensions/boltz/views_api.py b/lnbits/extensions/boltz/views_api.py
index 72f66420d..ffec612c6 100644
--- a/lnbits/extensions/boltz/views_api.py
+++ b/lnbits/extensions/boltz/views_api.py
@@ -37,7 +37,7 @@ from .utils import check_balance, create_boltz_client, execute_reverse_swap
 
 @boltz_ext.get(
     "/api/v1/swap/mempool",
-    name=f"boltz.get /swap/mempool",
+    name="boltz.get /swap/mempool",
     summary="get a the mempool url",
     description="""
         This endpoint gets the URL from mempool.space
@@ -52,7 +52,7 @@ async def api_mempool_url():
 # NORMAL SWAP
 @boltz_ext.get(
     "/api/v1/swap",
-    name=f"boltz.get /swap",
+    name="boltz.get /swap",
     summary="get a list of swaps a swap",
     description="""
         This endpoint gets a list of normal swaps.
@@ -74,7 +74,7 @@ async def api_submarineswap(
 
 @boltz_ext.post(
     "/api/v1/swap/refund",
-    name=f"boltz.swap_refund",
+    name="boltz.swap_refund",
     summary="refund of a swap",
     description="""
         This endpoint attempts to refund a normal swaps, creates onchain tx and sets swap status ro refunded.
@@ -122,7 +122,7 @@ async def api_submarineswap_refund(swap_id: str):
 @boltz_ext.post(
     "/api/v1/swap",
     status_code=status.HTTP_201_CREATED,
-    name=f"boltz.post /swap",
+    name="boltz.post /swap",
     summary="create a submarine swap",
     description="""
         This endpoint creates a submarine swap
@@ -164,7 +164,7 @@ async def api_submarineswap_create(data: CreateSubmarineSwap):
 # REVERSE SWAP
 @boltz_ext.get(
     "/api/v1/swap/reverse",
-    name=f"boltz.get /swap/reverse",
+    name="boltz.get /swap/reverse",
     summary="get a list of reverse swaps",
     description="""
         This endpoint gets a list of reverse swaps.
@@ -187,7 +187,7 @@ async def api_reverse_submarineswap(
 @boltz_ext.post(
     "/api/v1/swap/reverse",
     status_code=status.HTTP_201_CREATED,
-    name=f"boltz.post /swap/reverse",
+    name="boltz.post /swap/reverse",
     summary="create a reverse submarine swap",
     description="""
         This endpoint creates a reverse submarine swap
@@ -221,7 +221,7 @@ async def api_reverse_submarineswap_create(
 
 @boltz_ext.get(
     "/api/v1/swap/reverse/auto",
-    name=f"boltz.get /swap/reverse/auto",
+    name="boltz.get /swap/reverse/auto",
     summary="get a list of auto reverse swaps",
     description="""
         This endpoint gets a list of auto reverse swaps.
@@ -244,7 +244,7 @@ async def api_auto_reverse_submarineswap(
 @boltz_ext.post(
     "/api/v1/swap/reverse/auto",
     status_code=status.HTTP_201_CREATED,
-    name=f"boltz.post /swap/reverse/auto",
+    name="boltz.post /swap/reverse/auto",
     summary="create a auto reverse submarine swap",
     description="""
         This endpoint creates a auto reverse submarine swap
@@ -273,7 +273,7 @@ async def api_auto_reverse_submarineswap_create(data: CreateAutoReverseSubmarine
 
 @boltz_ext.delete(
     "/api/v1/swap/reverse/auto/{swap_id}",
-    name=f"boltz.delete /swap/reverse/auto",
+    name="boltz.delete /swap/reverse/auto",
     summary="delete a auto reverse submarine swap",
     description="""
         This endpoint deletes a auto reverse submarine swap
@@ -288,7 +288,7 @@ async def api_auto_reverse_submarineswap_delete(swap_id: str):
 
 @boltz_ext.post(
     "/api/v1/swap/status",
-    name=f"boltz.swap_status",
+    name="boltz.swap_status",
     summary="shows the status of a swap",
     description="""
         This endpoint attempts to get the status of the swap.
@@ -315,7 +315,7 @@ async def api_swap_status(swap_id: str):
 
 @boltz_ext.get(
     "/api/v1/swap/boltz",
-    name=f"boltz.get /swap/boltz",
+    name="boltz.get /swap/boltz",
     summary="get a boltz configuration",
     description="""
         This endpoint gets configuration for boltz. (limits, fees...)
diff --git a/lnbits/extensions/cashu/__init__.py b/lnbits/extensions/cashu/__init__.py
index 83d8ce274..ca831ce0e 100644
--- a/lnbits/extensions/cashu/__init__.py
+++ b/lnbits/extensions/cashu/__init__.py
@@ -10,7 +10,6 @@ from lnbits.tasks import catch_everything_and_restart
 
 db = Database("ext_cashu")
 
-import sys
 
 cashu_static_files = [
     {
@@ -38,8 +37,8 @@ def cashu_renderer():
 
 
 from .tasks import startup_cashu_mint, wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def cashu_start():
diff --git a/lnbits/extensions/cashu/crud.py b/lnbits/extensions/cashu/crud.py
index 23f808c11..e27cc98cc 100644
--- a/lnbits/extensions/cashu/crud.py
+++ b/lnbits/extensions/cashu/crud.py
@@ -1,18 +1,7 @@
-import os
-import random
-import time
-from typing import Any, List, Optional, Union
-
-from cashu.core.base import MintKeyset
-from embit import bip32, bip39, ec, script
-from embit.networks import NETWORKS
-from loguru import logger
-
-from lnbits.db import Connection, Database
-from lnbits.helpers import urlsafe_short_hash
+from typing import List, Optional, Union
 
 from . import db
-from .models import Cashu, Pegs, Promises, Proof
+from .models import Cashu
 
 
 async def create_cashu(
diff --git a/lnbits/extensions/cashu/models.py b/lnbits/extensions/cashu/models.py
index c820d12ec..84f28c2bc 100644
--- a/lnbits/extensions/cashu/models.py
+++ b/lnbits/extensions/cashu/models.py
@@ -1,5 +1,5 @@
 from sqlite3 import Row
-from typing import List, Union
+from typing import List
 
 from fastapi import Query
 from pydantic import BaseModel
diff --git a/lnbits/extensions/cashu/tasks.py b/lnbits/extensions/cashu/tasks.py
index bf49171c8..982d3ac18 100644
--- a/lnbits/extensions/cashu/tasks.py
+++ b/lnbits/extensions/cashu/tasks.py
@@ -1,5 +1,4 @@
 import asyncio
-import json
 
 from cashu.core.migrations import migrate_databases
 from cashu.mint import migrations
@@ -8,14 +7,12 @@ from lnbits.core.models import Payment
 from lnbits.tasks import register_invoice_listener
 
 from . import db, ledger
-from .crud import get_cashu
 
 
 async def startup_cashu_mint():
     await migrate_databases(db, migrations)
     await ledger.load_used_proofs()
     await ledger.init_keysets(autosave=False)
-    pass
 
 
 async def wait_for_paid_invoices():
diff --git a/lnbits/extensions/cashu/views_api.py b/lnbits/extensions/cashu/views_api.py
index 69e3d26ae..682412a4e 100644
--- a/lnbits/extensions/cashu/views_api.py
+++ b/lnbits/extensions/cashu/views_api.py
@@ -1,6 +1,6 @@
 import math
 from http import HTTPStatus
-from typing import Dict, List, Union
+from typing import Dict, Union
 
 # -------- cashu imports
 from cashu.core.base import (
@@ -322,7 +322,7 @@ async def melt_coins(
             await pay_invoice(
                 wallet_id=cashu.wallet,
                 payment_request=invoice,
-                description=f"Pay cashu invoice",
+                description="Pay cashu invoice",
                 extra={"tag": "cashu", "cashu_name": cashu.name},
             )
         except Exception as e:
@@ -335,7 +335,7 @@ async def melt_coins(
             status: PaymentStatus = await check_transaction_status(
                 cashu.wallet, invoice_obj.payment_hash
             )
-            if status.paid == True:
+            if status.paid is True:
                 logger.debug(
                     f"Cashu: Payment successful, invalidating proofs for {invoice_obj.payment_hash}"
                 )
@@ -349,7 +349,7 @@ async def melt_coins(
             detail=f"Cashu: {str(e)}",
         )
     finally:
-        logger.debug(f"Cashu: Unset pending")
+        logger.debug("Cashu: Unset pending")
         # delete proofs from pending list
         await ledger._unset_proofs_pending(proofs)
 
diff --git a/lnbits/extensions/deezy/__init__.py b/lnbits/extensions/deezy/__init__.py
index 05d1c9a70..60596445c 100644
--- a/lnbits/extensions/deezy/__init__.py
+++ b/lnbits/extensions/deezy/__init__.py
@@ -21,5 +21,5 @@ def deezy_renderer():
     return template_renderer(["lnbits/extensions/deezy/templates"])
 
 
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/deezy/crud.py b/lnbits/extensions/deezy/crud.py
index 75549349e..38adc2666 100644
--- a/lnbits/extensions/deezy/crud.py
+++ b/lnbits/extensions/deezy/crud.py
@@ -1,4 +1,3 @@
-from http import HTTPStatus
 from typing import List, Optional
 
 from . import db
@@ -8,7 +7,7 @@ from .models import BtcToLnSwap, LnToBtcSwap, Token, UpdateLnToBtcSwap
 async def get_ln_to_btc() -> List[LnToBtcSwap]:
 
     rows = await db.fetchall(
-        f"SELECT * FROM deezy.ln_to_btc_swap ORDER BY created_at DESC",
+        "SELECT * FROM deezy.ln_to_btc_swap ORDER BY created_at DESC",
     )
 
     return [LnToBtcSwap(**row) for row in rows]
@@ -17,7 +16,7 @@ async def get_ln_to_btc() -> List[LnToBtcSwap]:
 async def get_btc_to_ln() -> List[BtcToLnSwap]:
 
     rows = await db.fetchall(
-        f"SELECT * FROM deezy.btc_to_ln_swap ORDER BY created_at DESC",
+        "SELECT * FROM deezy.btc_to_ln_swap ORDER BY created_at DESC",
     )
 
     return [BtcToLnSwap(**row) for row in rows]
@@ -26,7 +25,7 @@ async def get_btc_to_ln() -> List[BtcToLnSwap]:
 async def get_token() -> Optional[Token]:
 
     row = await db.fetchone(
-        f"SELECT * FROM deezy.token ORDER BY created_at DESC",
+        "SELECT * FROM deezy.token ORDER BY created_at DESC",
     )
 
     return Token(**row) if row else None
diff --git a/lnbits/extensions/deezy/migrations.py b/lnbits/extensions/deezy/migrations.py
index 67455d6b5..42c3973e9 100644
--- a/lnbits/extensions/deezy/migrations.py
+++ b/lnbits/extensions/deezy/migrations.py
@@ -15,7 +15,7 @@ async def m001_initial(db):
         """
     )
     await db.execute(
-        f"""
+        """
         CREATE TABLE deezy.btc_to_ln_swap (
             id TEXT PRIMARY KEY,
             ln_address TEXT NOT NULL,
@@ -28,7 +28,7 @@ async def m001_initial(db):
         """
     )
     await db.execute(
-        f"""
+        """
         CREATE TABLE deezy.token (
             deezy_token TEXT NOT NULL,
             created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
diff --git a/lnbits/extensions/deezy/models.py b/lnbits/extensions/deezy/models.py
index e69db355a..ad0c03cba 100644
--- a/lnbits/extensions/deezy/models.py
+++ b/lnbits/extensions/deezy/models.py
@@ -1,7 +1,4 @@
-from typing import Optional
-
 from pydantic.main import BaseModel
-from sqlalchemy.engine import base  # type: ignore
 
 
 class Token(BaseModel):
diff --git a/lnbits/extensions/deezy/views.py b/lnbits/extensions/deezy/views.py
index 131c03b2a..c4cc4b22c 100644
--- a/lnbits/extensions/deezy/views.py
+++ b/lnbits/extensions/deezy/views.py
@@ -1,4 +1,4 @@
-from fastapi import FastAPI, Request
+from fastapi import Request
 from fastapi.params import Depends
 from fastapi.templating import Jinja2Templates
 from starlette.responses import HTMLResponse
diff --git a/lnbits/extensions/discordbot/__init__.py b/lnbits/extensions/discordbot/__init__.py
index 21989b24a..ad4c76708 100644
--- a/lnbits/extensions/discordbot/__init__.py
+++ b/lnbits/extensions/discordbot/__init__.py
@@ -21,5 +21,5 @@ def discordbot_renderer():
     return template_renderer(["lnbits/extensions/discordbot/templates"])
 
 
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/discordbot/models.py b/lnbits/extensions/discordbot/models.py
index 8b9cd822a..85f527a5a 100644
--- a/lnbits/extensions/discordbot/models.py
+++ b/lnbits/extensions/discordbot/models.py
@@ -1,5 +1,4 @@
 from sqlite3 import Row
-from typing import Optional
 
 from fastapi.param_functions import Query
 from pydantic import BaseModel
diff --git a/lnbits/extensions/events/__init__.py b/lnbits/extensions/events/__init__.py
index b2cb75406..b9283368b 100644
--- a/lnbits/extensions/events/__init__.py
+++ b/lnbits/extensions/events/__init__.py
@@ -26,8 +26,8 @@ def events_renderer():
 
 
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def events_start():
diff --git a/lnbits/extensions/events/views_api.py b/lnbits/extensions/events/views_api.py
index 5ec9b916e..f27485d87 100644
--- a/lnbits/extensions/events/views_api.py
+++ b/lnbits/extensions/events/views_api.py
@@ -50,12 +50,12 @@ async def api_event_create(
         event = await get_event(event_id)
         if not event:
             raise HTTPException(
-                status_code=HTTPStatus.NOT_FOUND, detail=f"Event does not exist."
+                status_code=HTTPStatus.NOT_FOUND, detail="Event does not exist."
             )
 
         if event.wallet != wallet.wallet.id:
             raise HTTPException(
-                status_code=HTTPStatus.FORBIDDEN, detail=f"Not your event."
+                status_code=HTTPStatus.FORBIDDEN, detail="Not your event."
             )
         event = await update_event(event_id, **data.dict())
     else:
@@ -69,11 +69,11 @@ async def api_form_delete(event_id, wallet: WalletTypeInfo = Depends(get_key_typ
     event = await get_event(event_id)
     if not event:
         raise HTTPException(
-            status_code=HTTPStatus.NOT_FOUND, detail=f"Event does not exist."
+            status_code=HTTPStatus.NOT_FOUND, detail="Event does not exist."
         )
 
     if event.wallet != wallet.wallet.id:
-        raise HTTPException(status_code=HTTPStatus.FORBIDDEN, detail=f"Not your event.")
+        raise HTTPException(status_code=HTTPStatus.FORBIDDEN, detail="Not your event.")
 
     await delete_event(event_id)
     await delete_event_tickets(event_id)
@@ -101,7 +101,7 @@ async def api_ticket_make_ticket(event_id, name, email):
     event = await get_event(event_id)
     if not event:
         raise HTTPException(
-            status_code=HTTPStatus.NOT_FOUND, detail=f"Event does not exist."
+            status_code=HTTPStatus.NOT_FOUND, detail="Event does not exist."
         )
     try:
         payment_hash, payment_request = await create_invoice(
@@ -121,7 +121,7 @@ async def api_ticket_send_ticket(event_id, payment_hash, data: CreateTicket):
     if not event:
         raise HTTPException(
             status_code=HTTPStatus.NOT_FOUND,
-            detail=f"Event could not be fetched.",
+            detail="Event could not be fetched.",
         )
 
     status = await api_payment(payment_hash)
@@ -141,7 +141,7 @@ async def api_ticket_send_ticket(event_id, payment_hash, data: CreateTicket):
         if not ticket:
             raise HTTPException(
                 status_code=HTTPStatus.NOT_FOUND,
-                detail=f"Event could not be fetched.",
+                detail="Event could not be fetched.",
             )
         return {"paid": True, "ticket_id": ticket.id}
     return {"paid": False}
@@ -152,13 +152,11 @@ async def api_ticket_delete(ticket_id, wallet: WalletTypeInfo = Depends(get_key_
     ticket = await get_ticket(ticket_id)
     if not ticket:
         raise HTTPException(
-            status_code=HTTPStatus.NOT_FOUND, detail=f"Ticket does not exist."
+            status_code=HTTPStatus.NOT_FOUND, detail="Ticket does not exist."
         )
 
     if ticket.wallet != wallet.wallet.id:
-        raise HTTPException(
-            status_code=HTTPStatus.FORBIDDEN, detail=f"Not your ticket."
-        )
+        raise HTTPException(status_code=HTTPStatus.FORBIDDEN, detail="Not your ticket.")
 
     await delete_ticket(ticket_id)
     return "", HTTPStatus.NO_CONTENT
@@ -188,7 +186,7 @@ async def api_event_register_ticket(ticket_id):
             status_code=HTTPStatus.FORBIDDEN, detail="Ticket not paid for."
         )
 
-    if ticket.registered == True:
+    if ticket.registered is True:
         raise HTTPException(
             status_code=HTTPStatus.FORBIDDEN, detail="Ticket already registered"
         )
diff --git a/lnbits/extensions/example/__init__.py b/lnbits/extensions/example/__init__.py
index 8cd9211b3..a78330e9d 100644
--- a/lnbits/extensions/example/__init__.py
+++ b/lnbits/extensions/example/__init__.py
@@ -25,8 +25,8 @@ def example_renderer():
 
 
 from .tasks import wait_for_paid_invoices
-from .views import *
-from .views_api import *
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def tpos_start():
diff --git a/lnbits/extensions/gerty/__init__.py b/lnbits/extensions/gerty/__init__.py
index 5b24718ac..8eb76ec1b 100644
--- a/lnbits/extensions/gerty/__init__.py
+++ b/lnbits/extensions/gerty/__init__.py
@@ -1,5 +1,3 @@
-import asyncio
-
 from fastapi import APIRouter
 from fastapi.staticfiles import StaticFiles
 
@@ -24,5 +22,5 @@ def gerty_renderer():
     return template_renderer(["lnbits/extensions/gerty/templates"])
 
 
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/gerty/crud.py b/lnbits/extensions/gerty/crud.py
index 24e8ef25a..6dccf325b 100644
--- a/lnbits/extensions/gerty/crud.py
+++ b/lnbits/extensions/gerty/crud.py
@@ -8,7 +8,7 @@ from loguru import logger
 from lnbits.helpers import urlsafe_short_hash
 
 from . import db
-from .models import Gerty, Mempool, MempoolEndpoint
+from .models import Gerty, MempoolEndpoint
 
 
 async def create_gerty(wallet_id: str, data: Gerty) -> Gerty:
diff --git a/lnbits/extensions/gerty/helpers.py b/lnbits/extensions/gerty/helpers.py
index a3422b794..4700f55b7 100644
--- a/lnbits/extensions/gerty/helpers.py
+++ b/lnbits/extensions/gerty/helpers.py
@@ -13,7 +13,7 @@ from lnbits.settings import settings
 from lnbits.utils.exchange_rates import satoshis_amount_as_fiat
 
 from .crud import get_mempool_info
-from .number_prefixer import *
+from .number_prefixer import *  # noqa: F403
 
 
 def get_percent_difference(current, previous, precision=3):
@@ -110,7 +110,9 @@ async def get_mining_dashboard(gerty):
         )
         text.append(
             get_text_item_dict(
-                text="{0}hash".format(si_format(hashrateNow, 6, True, " ")),
+                text="{0}hash".format(
+                    si_format(hashrateNow, 6, True, " ")  # noqa: F405
+                ),
                 font_size=20,
                 gerty_type=gerty.type,
             )
@@ -320,7 +322,9 @@ async def get_mining_stat(stat_slug: str, gerty):
     text = []
     if stat_slug == "mining_current_hash_rate":
         stat = await api_get_mining_stat(stat_slug, gerty)
-        current = "{0}hash".format(si_format(stat["current"], 6, True, " "))
+        current = "{0}hash".format(
+            si_format(stat["current"], 6, True, " ")  # noqa: F405
+        )
         text.append(
             get_text_item_dict(
                 text="Current Mining Hashrate", font_size=20, gerty_type=gerty.type
diff --git a/lnbits/extensions/gerty/migrations.py b/lnbits/extensions/gerty/migrations.py
index afef2cfd8..75921a403 100644
--- a/lnbits/extensions/gerty/migrations.py
+++ b/lnbits/extensions/gerty/migrations.py
@@ -68,7 +68,7 @@ async def m006_add_gerty_model_col(db):
     """
     await db.execute("ALTER TABLE gerty.mempool RENAME TO mempool_old")
     await db.execute(
-        f"""
+        """
         CREATE TABLE gerty.mempool (
             id TEXT PRIMARY KEY,
             mempool_endpoint TEXT NOT NULL,
diff --git a/lnbits/extensions/gerty/number_prefixer.py b/lnbits/extensions/gerty/number_prefixer.py
index eab684e7a..dca001087 100644
--- a/lnbits/extensions/gerty/number_prefixer.py
+++ b/lnbits/extensions/gerty/number_prefixer.py
@@ -31,7 +31,7 @@ def si_formatter(value):
     the value cannot be classified.
     """
     classifier = si_classifier(value)
-    if classifier == None:
+    if classifier is None:
         # Don't know how to classify this value
         return None
 
@@ -48,7 +48,7 @@ def si_format(value, precision=4, long_form=False, separator=""):
     """
     scaled, short_suffix, long_suffix = si_formatter(value)
 
-    if scaled == None:
+    if scaled is None:
         # Don't know how to format this value
         return value
 
diff --git a/lnbits/extensions/hivemind/__init__.py b/lnbits/extensions/hivemind/__init__.py
index afa677ced..066963f0b 100644
--- a/lnbits/extensions/hivemind/__init__.py
+++ b/lnbits/extensions/hivemind/__init__.py
@@ -21,4 +21,4 @@ hivemind_static_files = [
     }
 ]
 
-from .views import *  # noqa
+from .views import *  # noqa: F401,F403
diff --git a/lnbits/extensions/invoices/__init__.py b/lnbits/extensions/invoices/__init__.py
index 0b60837bb..735e95d81 100644
--- a/lnbits/extensions/invoices/__init__.py
+++ b/lnbits/extensions/invoices/__init__.py
@@ -32,5 +32,5 @@ def invoices_start():
     loop.create_task(catch_everything_and_restart(wait_for_paid_invoices))
 
 
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/invoices/crud.py b/lnbits/extensions/invoices/crud.py
index 9a05f9c52..396528025 100644
--- a/lnbits/extensions/invoices/crud.py
+++ b/lnbits/extensions/invoices/crud.py
@@ -23,7 +23,7 @@ async def get_invoice(invoice_id: str) -> Optional[Invoice]:
 
 async def get_invoice_items(invoice_id: str) -> List[InvoiceItem]:
     rows = await db.fetchall(
-        f"SELECT * FROM invoices.invoice_items WHERE invoice_id = ?", (invoice_id,)
+        "SELECT * FROM invoices.invoice_items WHERE invoice_id = ?", (invoice_id,)
     )
 
     return [InvoiceItem.from_row(row) for row in rows]
@@ -54,7 +54,7 @@ async def get_invoices(wallet_ids: Union[str, List[str]]) -> List[Invoice]:
 
 async def get_invoice_payments(invoice_id: str) -> List[Payment]:
     rows = await db.fetchall(
-        f"SELECT * FROM invoices.payments WHERE invoice_id = ?", (invoice_id,)
+        "SELECT * FROM invoices.payments WHERE invoice_id = ?", (invoice_id,)
     )
 
     return [Payment.from_row(row) for row in rows]
diff --git a/lnbits/extensions/jukebox/__init__.py b/lnbits/extensions/jukebox/__init__.py
index 4559dccfd..6307c923a 100644
--- a/lnbits/extensions/jukebox/__init__.py
+++ b/lnbits/extensions/jukebox/__init__.py
@@ -25,8 +25,8 @@ def jukebox_renderer():
 
 
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def jukebox_start():
diff --git a/lnbits/extensions/jukebox/crud.py b/lnbits/extensions/jukebox/crud.py
index fe710f601..f046727b2 100644
--- a/lnbits/extensions/jukebox/crud.py
+++ b/lnbits/extensions/jukebox/crud.py
@@ -58,7 +58,7 @@ async def get_jukebox_by_user(user: str) -> Optional[Jukebox]:
 async def get_jukeboxs(user: str) -> List[Jukebox]:
     rows = await db.fetchall('SELECT * FROM jukebox.jukebox WHERE "user" = ?', (user,))
     for row in rows:
-        if row.sp_playlists == None:
+        if row.sp_playlists is None:
             await delete_jukebox(row.id)
     rows = await db.fetchall('SELECT * FROM jukebox.jukebox WHERE "user" = ?', (user,))
 
diff --git a/lnbits/extensions/jukebox/views_api.py b/lnbits/extensions/jukebox/views_api.py
index 0cca8fc85..8e0bdd27c 100644
--- a/lnbits/extensions/jukebox/views_api.py
+++ b/lnbits/extensions/jukebox/views_api.py
@@ -123,7 +123,7 @@ async def api_get_jukebox_song(
             if "items" not in r.json():
                 if r.status_code == 401:
                     token = await api_get_token(juke_id)
-                    if token == False:
+                    if token is False:
                         return False
                     elif retry:
                         raise HTTPException(
@@ -205,7 +205,7 @@ async def api_get_jukebox_device_check(
             return json.loads(rDevice.text)
         elif rDevice.status_code == 401 or rDevice.status_code == 403:
             token = await api_get_token(juke_id)
-            if token == False:
+            if token is False:
                 raise HTTPException(
                     status_code=HTTPStatus.FORBIDDEN, detail="No devices connected"
                 )
@@ -309,7 +309,7 @@ async def api_get_jukebox_invoice_paid(
             if rDevice.status_code == 200:
                 isPlaying = rDevice.json()["is_playing"]
 
-            if r.status_code == 204 or isPlaying == False:
+            if r.status_code == 204 or isPlaying is False:
                 async with httpx.AsyncClient() as client:
                     uri = ["spotify:track:" + song_id]
                     assert jukebox.sp_device
@@ -324,7 +324,7 @@ async def api_get_jukebox_invoice_paid(
                         return jukebox_payment
                     elif r.status_code == 401 or r.status_code == 403:
                         token = await api_get_token(juke_id)
-                        if token == False:
+                        if token is False:
                             raise HTTPException(
                                 status_code=HTTPStatus.FORBIDDEN,
                                 detail="Invoice not paid",
@@ -359,7 +359,7 @@ async def api_get_jukebox_invoice_paid(
 
                     elif r.status_code == 401 or r.status_code == 403:
                         token = await api_get_token(juke_id)
-                        if token == False:
+                        if token is False:
                             raise HTTPException(
                                 status_code=HTTPStatus.FORBIDDEN,
                                 detail="Invoice not paid",
@@ -379,7 +379,7 @@ async def api_get_jukebox_invoice_paid(
                         )
             elif r.status_code == 401 or r.status_code == 403:
                 token = await api_get_token(juke_id)
-                if token == False:
+                if token is False:
                     raise HTTPException(
                         status_code=HTTPStatus.OK, detail="Invoice not paid"
                     )
@@ -433,7 +433,7 @@ async def api_get_jukebox_currently(
 
             elif r.status_code == 401:
                 token = await api_get_token(juke_id)
-                if token == False:
+                if token is False:
                     raise HTTPException(
                         status_code=HTTPStatus.FORBIDDEN, detail="Invoice not paid"
                     )
diff --git a/lnbits/extensions/livestream/__init__.py b/lnbits/extensions/livestream/__init__.py
index e5f2987c8..accd61de3 100644
--- a/lnbits/extensions/livestream/__init__.py
+++ b/lnbits/extensions/livestream/__init__.py
@@ -24,10 +24,10 @@ def livestream_renderer():
     return template_renderer(["lnbits/extensions/livestream/templates"])
 
 
-from .lnurl import *  # noqa
+from .lnurl import *  # noqa: F401,F403
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def livestream_start():
diff --git a/lnbits/extensions/livestream/tasks.py b/lnbits/extensions/livestream/tasks.py
index 9837654ee..4489dad98 100644
--- a/lnbits/extensions/livestream/tasks.py
+++ b/lnbits/extensions/livestream/tasks.py
@@ -1,9 +1,7 @@
 import asyncio
-import json
 
 from loguru import logger
 
-from lnbits.core import db as core_db
 from lnbits.core.models import Payment
 from lnbits.core.services import create_invoice, pay_invoice
 from lnbits.helpers import get_current_extension_name
diff --git a/lnbits/extensions/lnaddress/__init__.py b/lnbits/extensions/lnaddress/__init__.py
index a507a1dc7..dcc4a9516 100644
--- a/lnbits/extensions/lnaddress/__init__.py
+++ b/lnbits/extensions/lnaddress/__init__.py
@@ -24,10 +24,10 @@ def lnaddress_renderer():
     return template_renderer(["lnbits/extensions/lnaddress/templates"])
 
 
-from .lnurl import *  # noqa
+from .lnurl import *  # noqa: F401,F403
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def lnaddress_start():
diff --git a/lnbits/extensions/lnaddress/cloudflare.py b/lnbits/extensions/lnaddress/cloudflare.py
index cf8feaf02..558bca7d0 100644
--- a/lnbits/extensions/lnaddress/cloudflare.py
+++ b/lnbits/extensions/lnaddress/cloudflare.py
@@ -1,5 +1,3 @@
-import json
-
 import httpx
 
 from .models import Domains
diff --git a/lnbits/extensions/lnaddress/crud.py b/lnbits/extensions/lnaddress/crud.py
index 0e590ec8d..a0201ee64 100644
--- a/lnbits/extensions/lnaddress/crud.py
+++ b/lnbits/extensions/lnaddress/crud.py
@@ -130,7 +130,7 @@ async def set_address_paid(payment_hash: str) -> Addresses:
     address = await get_address(payment_hash)
     assert address
 
-    if address.paid == False:
+    if address.paid is False:
         await db.execute(
             """
             UPDATE lnaddress.address
diff --git a/lnbits/extensions/lnaddress/lnurl.py b/lnbits/extensions/lnaddress/lnurl.py
index c4c3cea55..b38da954b 100644
--- a/lnbits/extensions/lnaddress/lnurl.py
+++ b/lnbits/extensions/lnaddress/lnurl.py
@@ -39,7 +39,7 @@ async def lnurl_response(username: str, domain: str, request: Request):
 async def lnurl_callback(address_id, amount: int = Query(...)):
     address = await get_address(address_id)
     if not address:
-        return LnurlErrorResponse(reason=f"Address not found").dict()
+        return LnurlErrorResponse(reason="Address not found").dict()
 
     amount_received = amount
 
diff --git a/lnbits/extensions/lndhub/__init__.py b/lnbits/extensions/lndhub/__init__.py
index 1d1effcf0..344e91c66 100644
--- a/lnbits/extensions/lndhub/__init__.py
+++ b/lnbits/extensions/lndhub/__init__.py
@@ -21,7 +21,7 @@ def lndhub_renderer():
     return template_renderer(["lnbits/extensions/lndhub/templates"])
 
 
-from .decorators import *  # noqa
-from .utils import *  # noqa
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .decorators import *  # noqa: F401,F403
+from .utils import *  # noqa: F401,F403
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/lndhub/views_api.py b/lnbits/extensions/lndhub/views_api.py
index 1dff52351..059604f28 100644
--- a/lnbits/extensions/lndhub/views_api.py
+++ b/lnbits/extensions/lndhub/views_api.py
@@ -228,4 +228,3 @@ async def lndhub_decodeinvoice(invoice: str = Query(None)):
 @lndhub_ext.get("/ext/checkrouteinvoice")
 async def lndhub_checkrouteinvoice():
     "not implemented on canonical lndhub"
-    pass
diff --git a/lnbits/extensions/lnurldevice/__init__.py b/lnbits/extensions/lnurldevice/__init__.py
index 8ef391451..56e9d8f7d 100644
--- a/lnbits/extensions/lnurldevice/__init__.py
+++ b/lnbits/extensions/lnurldevice/__init__.py
@@ -24,10 +24,10 @@ def lnurldevice_renderer():
     return template_renderer(["lnbits/extensions/lnurldevice/templates"])
 
 
-from .lnurl import *  # noqa
+from .lnurl import *  # noqa: F401,F403
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def lnurldevice_start():
diff --git a/lnbits/extensions/lnurldevice/crud.py b/lnbits/extensions/lnurldevice/crud.py
index 0ab520da7..8e15d4ec6 100644
--- a/lnbits/extensions/lnurldevice/crud.py
+++ b/lnbits/extensions/lnurldevice/crud.py
@@ -1,4 +1,4 @@
-from typing import List, Optional, Union
+from typing import List, Optional
 
 import shortuuid
 
diff --git a/lnbits/extensions/lnurldevice/lnurl.py b/lnbits/extensions/lnurldevice/lnurl.py
index eba2a6930..20e113d54 100644
--- a/lnbits/extensions/lnurldevice/lnurl.py
+++ b/lnbits/extensions/lnurldevice/lnurl.py
@@ -3,7 +3,6 @@ import hmac
 from http import HTTPStatus
 from io import BytesIO
 
-import shortuuid
 from embit import bech32, compact
 from fastapi import HTTPException, Query, Request
 
@@ -17,7 +16,6 @@ from .crud import (
     create_lnurldevicepayment,
     get_lnurldevice,
     get_lnurldevicepayment,
-    get_lnurlpayload,
     update_lnurldevicepayment,
 )
 
@@ -116,7 +114,7 @@ async def lnurl_v1_params(
             if switch[0] == gpio and switch[1] == profit and switch[2] == amount:
                 check = True
         if not check:
-            return {"status": "ERROR", "reason": f"Switch params wrong"}
+            return {"status": "ERROR", "reason": "Switch params wrong"}
 
         lnurldevicepayment = await create_lnurldevicepayment(
             deviceid=device.id,
@@ -226,7 +224,7 @@ async def lnurl_callback(
         )
     if device.device == "atm":
         if lnurldevicepayment.payload == lnurldevicepayment.payhash:
-            return {"status": "ERROR", "reason": f"Payment already claimed"}
+            return {"status": "ERROR", "reason": "Payment already claimed"}
         if not pr:
             raise HTTPException(
                 status_code=HTTPStatus.FORBIDDEN, detail="No payment request"
@@ -240,7 +238,7 @@ async def lnurl_callback(
             if lnurldevicepayment.payload != k1:
                 return {"status": "ERROR", "reason": "Bad K1"}
             if lnurldevicepayment.payhash != "payment_hash":
-                return {"status": "ERROR", "reason": f"Payment already claimed"}
+                return {"status": "ERROR", "reason": "Payment already claimed"}
 
             lnurldevicepayment_updated = await update_lnurldevicepayment(
                 lnurldevicepayment_id=paymentid, payhash=lnurldevicepayment.payload
diff --git a/lnbits/extensions/lnurldevice/migrations.py b/lnbits/extensions/lnurldevice/migrations.py
index 1df04075d..7fd7d6c40 100644
--- a/lnbits/extensions/lnurldevice/migrations.py
+++ b/lnbits/extensions/lnurldevice/migrations.py
@@ -29,7 +29,7 @@ async def m001_initial(db):
             payhash TEXT,
             payload TEXT NOT NULL,
             pin INT,
-            sats {db.big_int}, 
+            sats {db.big_int},
             timestamp TIMESTAMP NOT NULL DEFAULT {db.timestamp_now}
         );
     """
diff --git a/lnbits/extensions/lnurlp/__init__.py b/lnbits/extensions/lnurlp/__init__.py
index e2486df05..f5ea0cd29 100644
--- a/lnbits/extensions/lnurlp/__init__.py
+++ b/lnbits/extensions/lnurlp/__init__.py
@@ -24,10 +24,10 @@ def lnurlp_renderer():
     return template_renderer(["lnbits/extensions/lnurlp/templates"])
 
 
-from .lnurl import *  # noqa
+from .lnurl import *  # noqa: F401,F403
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def lnurlp_start():
diff --git a/lnbits/extensions/lnurlp/crud.py b/lnbits/extensions/lnurlp/crud.py
index d5963b958..4acb4a41e 100644
--- a/lnbits/extensions/lnurlp/crud.py
+++ b/lnbits/extensions/lnurlp/crud.py
@@ -10,7 +10,7 @@ async def create_pay_link(data: CreatePayLinkData, wallet_id: str) -> PayLink:
     link_id = urlsafe_short_hash()[:6]
 
     result = await db.execute(
-        f"""
+        """
         INSERT INTO lnurlp.pay_links (
             id,
             wallet,
@@ -46,6 +46,7 @@ async def create_pay_link(data: CreatePayLinkData, wallet_id: str) -> PayLink:
             data.fiat_base_multiplier,
         ),
     )
+    assert result
 
     link = await get_pay_link(link_id)
     assert link, "Newly created link couldn't be retrieved"
diff --git a/lnbits/extensions/lnurlp/lnurl.py b/lnbits/extensions/lnurlp/lnurl.py
index 99de459cf..918a5bd39 100644
--- a/lnbits/extensions/lnurlp/lnurl.py
+++ b/lnbits/extensions/lnurlp/lnurl.py
@@ -1,5 +1,3 @@
-import hashlib
-import math
 from http import HTTPStatus
 
 from fastapi import Request
diff --git a/lnbits/extensions/lnurlp/views_api.py b/lnbits/extensions/lnurlp/views_api.py
index a7bf0761a..badaaebfa 100644
--- a/lnbits/extensions/lnurlp/views_api.py
+++ b/lnbits/extensions/lnurlp/views_api.py
@@ -83,7 +83,7 @@ async def api_link_create_or_update(
             detail="Min is greater than max.", status_code=HTTPStatus.BAD_REQUEST
         )
 
-    if data.currency == None and (
+    if data.currency is None and (
         round(data.min) != data.min or round(data.max) != data.max or data.min < 1
     ):
         raise HTTPException(
diff --git a/lnbits/extensions/market/__init__.py b/lnbits/extensions/market/__init__.py
index 3795ec73f..a14fe6afc 100644
--- a/lnbits/extensions/market/__init__.py
+++ b/lnbits/extensions/market/__init__.py
@@ -34,8 +34,8 @@ def market_renderer():
 
 
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def market_start():
diff --git a/lnbits/extensions/market/crud.py b/lnbits/extensions/market/crud.py
index 1d9c28be6..c2a6ace12 100644
--- a/lnbits/extensions/market/crud.py
+++ b/lnbits/extensions/market/crud.py
@@ -1,18 +1,14 @@
-from base64 import urlsafe_b64encode
 from typing import List, Optional, Union
-from uuid import uuid4
 
 # from lnbits.db import open_ext_db
 from lnbits.db import SQLITE
 from lnbits.helpers import urlsafe_short_hash
-from lnbits.settings import WALLET
 
 from . import db
 from .models import (
     ChatMessage,
     CreateChatMessage,
     CreateMarket,
-    CreateMarketStalls,
     Market,
     MarketSettings,
     OrderDetail,
@@ -33,7 +29,7 @@ from .models import (
 async def create_market_product(data: createProduct) -> Products:
     product_id = urlsafe_short_hash()
     await db.execute(
-        f"""
+        """
         INSERT INTO market.products (id, stall, product, categories, description, image, price, quantity)
         VALUES (?, ?, ?, ?, ?, ?, ?, ?)
         """,
@@ -95,7 +91,7 @@ async def delete_market_product(product_id: str) -> None:
 async def create_market_zone(user, data: createZones) -> Zones:
     zone_id = urlsafe_short_hash()
     await db.execute(
-        f"""
+        """
         INSERT INTO market.zones (
             id,
             "user",
@@ -143,7 +139,7 @@ async def delete_market_zone(zone_id: str) -> None:
 async def create_market_stall(data: createStalls) -> Stalls:
     stall_id = urlsafe_short_hash()
     await db.execute(
-        f"""
+        """
         INSERT INTO market.stalls (
             id,
             wallet,
@@ -257,7 +253,7 @@ async def create_market_order_details(order_id: str, data: List[createOrderDetai
 
 async def get_market_order_details(order_id: str) -> List[OrderDetail]:
     rows = await db.fetchall(
-        f"SELECT * FROM market.order_details WHERE order_id = ?", (order_id,)
+        "SELECT * FROM market.order_details WHERE order_id = ?", (order_id,)
     )
 
     return [OrderDetail(**row) for row in rows]
diff --git a/lnbits/extensions/market/migrations.py b/lnbits/extensions/market/migrations.py
index 72b584f96..81c3e14f9 100644
--- a/lnbits/extensions/market/migrations.py
+++ b/lnbits/extensions/market/migrations.py
@@ -139,7 +139,7 @@ async def m001_initial(db):
             id_conversation TEXT NOT NULL,
             timestamp TIMESTAMP NOT NULL DEFAULT """
         + db.timestamp_now
-        + """            
+        + """
         );
     """
     )
diff --git a/lnbits/extensions/market/views.py b/lnbits/extensions/market/views.py
index e6c8eeff1..0bcfac459 100644
--- a/lnbits/extensions/market/views.py
+++ b/lnbits/extensions/market/views.py
@@ -1,6 +1,5 @@
 import json
 from http import HTTPStatus
-from typing import List
 
 from fastapi import (
     BackgroundTasks,
@@ -11,7 +10,6 @@ from fastapi import (
     WebSocketDisconnect,
 )
 from fastapi.templating import Jinja2Templates
-from loguru import logger
 from starlette.exceptions import HTTPException
 from starlette.responses import HTMLResponse
 
@@ -20,7 +18,6 @@ from lnbits.decorators import check_user_exists
 
 from . import market_ext, market_renderer
 from .crud import (
-    create_chat_message,
     create_market_settings,
     get_market_market,
     get_market_market_stalls,
@@ -30,10 +27,8 @@ from .crud import (
     get_market_settings,
     get_market_stall,
     get_market_zone,
-    get_market_zones,
-    update_market_product_stock,
 )
-from .models import CreateChatMessage, SetSettings
+from .models import SetSettings
 from .notifier import Notifier
 
 templates = Jinja2Templates(directory="templates")
diff --git a/lnbits/extensions/market/views_api.py b/lnbits/extensions/market/views_api.py
index 31703e8d7..ad0cbb463 100644
--- a/lnbits/extensions/market/views_api.py
+++ b/lnbits/extensions/market/views_api.py
@@ -1,9 +1,6 @@
-from base64 import urlsafe_b64encode
 from http import HTTPStatus
-from typing import List, Union
-from uuid import uuid4
 
-from fastapi import Body, Depends, Query, Request
+from fastapi import Depends, Query
 from loguru import logger
 from starlette.exceptions import HTTPException
 
@@ -17,7 +14,7 @@ from lnbits.decorators import (
     require_invoice_key,
 )
 from lnbits.helpers import urlsafe_short_hash
-from lnbits.utils.exchange_rates import currencies, get_fiat_rate_satoshis
+from lnbits.utils.exchange_rates import currencies
 
 from . import db, market_ext
 from .crud import (
@@ -48,7 +45,6 @@ from .crud import (
     get_market_settings,
     get_market_stall,
     get_market_stalls,
-    get_market_stalls_by_ids,
     get_market_zone,
     get_market_zones,
     set_market_order_pubkey,
@@ -60,12 +56,7 @@ from .crud import (
 )
 from .models import (
     CreateMarket,
-    CreateMarketStalls,
-    Orders,
-    Products,
     SetSettings,
-    Stalls,
-    Zones,
     createOrder,
     createProduct,
     createStalls,
@@ -312,7 +303,7 @@ async def api_market_order_create(data: createOrder):
     payment_hash, payment_request = await create_invoice(
         wallet_id=data.wallet,
         amount=data.total,
-        memo=f"New order on Market",
+        memo="New order on Market",
         extra={
             "tag": "market",
             "reference": ref,
diff --git a/lnbits/extensions/ngrok/__init__.py b/lnbits/extensions/ngrok/__init__.py
index 0ef256d13..16ac46507 100644
--- a/lnbits/extensions/ngrok/__init__.py
+++ b/lnbits/extensions/ngrok/__init__.py
@@ -12,4 +12,4 @@ def ngrok_renderer():
     return template_renderer(["lnbits/extensions/ngrok/templates"])
 
 
-from .views import *
+from .views import *  # noqa: F401,F403
diff --git a/lnbits/extensions/nostrnip5/__init__.py b/lnbits/extensions/nostrnip5/__init__.py
index a9a2ea1ce..a9cb526d5 100644
--- a/lnbits/extensions/nostrnip5/__init__.py
+++ b/lnbits/extensions/nostrnip5/__init__.py
@@ -32,5 +32,5 @@ def nostrnip5_start():
     loop.create_task(catch_everything_and_restart(wait_for_paid_invoices))
 
 
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/nostrnip5/crud.py b/lnbits/extensions/nostrnip5/crud.py
index 66b9840b3..f7ec929c7 100644
--- a/lnbits/extensions/nostrnip5/crud.py
+++ b/lnbits/extensions/nostrnip5/crud.py
@@ -58,7 +58,7 @@ async def get_address_by_local_part(
 
 async def get_addresses(domain_id: str) -> List[Address]:
     rows = await db.fetchall(
-        f"SELECT * FROM nostrnip5.addresses WHERE domain_id = ?", (domain_id,)
+        "SELECT * FROM nostrnip5.addresses WHERE domain_id = ?", (domain_id,)
     )
 
     return [Address.from_row(row) for row in rows]
diff --git a/lnbits/extensions/nostrnip5/migrations.py b/lnbits/extensions/nostrnip5/migrations.py
index 8e81a1a4e..7c5a49dd4 100644
--- a/lnbits/extensions/nostrnip5/migrations.py
+++ b/lnbits/extensions/nostrnip5/migrations.py
@@ -24,7 +24,7 @@ async def m001_initial_invoices(db):
 
            local_part TEXT NOT NULL,
            pubkey TEXT NOT NULL,
-           
+
            active BOOLEAN NOT NULL DEFAULT false,
 
            time TIMESTAMP NOT NULL DEFAULT {db.timestamp_now},
diff --git a/lnbits/extensions/nostrnip5/models.py b/lnbits/extensions/nostrnip5/models.py
index 5abbf1281..7e7bf2546 100644
--- a/lnbits/extensions/nostrnip5/models.py
+++ b/lnbits/extensions/nostrnip5/models.py
@@ -1,6 +1,4 @@
-from enum import Enum
 from sqlite3 import Row
-from typing import List, Optional
 
 from fastapi.param_functions import Query
 from pydantic import BaseModel
diff --git a/lnbits/extensions/nostrnip5/views.py b/lnbits/extensions/nostrnip5/views.py
index fc897d5da..40f498c1d 100644
--- a/lnbits/extensions/nostrnip5/views.py
+++ b/lnbits/extensions/nostrnip5/views.py
@@ -1,4 +1,3 @@
-from datetime import datetime
 from http import HTTPStatus
 
 from fastapi import Depends, Request
diff --git a/lnbits/extensions/nostrnip5/views_api.py b/lnbits/extensions/nostrnip5/views_api.py
index 99a0fe011..aa5dc887b 100644
--- a/lnbits/extensions/nostrnip5/views_api.py
+++ b/lnbits/extensions/nostrnip5/views_api.py
@@ -270,7 +270,7 @@ async def api_get_nostr_json(
         if not local_part:
             continue
 
-        if address.get("active") == False:
+        if address.get("active") is False:
             continue
 
         if name and name.lower() != local_part.lower():
diff --git a/lnbits/extensions/offlineshop/__init__.py b/lnbits/extensions/offlineshop/__init__.py
index 0b776a8ce..72d1ae6b3 100644
--- a/lnbits/extensions/offlineshop/__init__.py
+++ b/lnbits/extensions/offlineshop/__init__.py
@@ -21,6 +21,6 @@ def offlineshop_renderer():
     return template_renderer(["lnbits/extensions/offlineshop/templates"])
 
 
-from .lnurl import *  # noqa
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .lnurl import *  # noqa: F401,F403
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/offlineshop/views.py b/lnbits/extensions/offlineshop/views.py
index 3c2aaf5a9..ebde17629 100644
--- a/lnbits/extensions/offlineshop/views.py
+++ b/lnbits/extensions/offlineshop/views.py
@@ -1,19 +1,17 @@
 import time
 from datetime import datetime
 from http import HTTPStatus
-from typing import List
 
 from fastapi import Depends, HTTPException, Query, Request
 from starlette.responses import HTMLResponse
 
 from lnbits.core.crud import get_standalone_payment
-from lnbits.core.models import Payment, User
+from lnbits.core.models import User
 from lnbits.core.views.api import api_payment
 from lnbits.decorators import check_user_exists
 
 from . import offlineshop_ext, offlineshop_renderer
 from .crud import get_item, get_shop
-from .models import Item
 
 
 @offlineshop_ext.get("/", response_class=HTMLResponse)
diff --git a/lnbits/extensions/offlineshop/views_api.py b/lnbits/extensions/offlineshop/views_api.py
index 1b8abb495..22dca69b1 100644
--- a/lnbits/extensions/offlineshop/views_api.py
+++ b/lnbits/extensions/offlineshop/views_api.py
@@ -78,7 +78,7 @@ async def api_add_or_update_item(
                 )
     if data.unit != "sat":
         data.price = data.price * 100
-    if item_id == None:
+    if item_id is None:
 
         await add_item(
             shop.id,
diff --git a/lnbits/extensions/paywall/__init__.py b/lnbits/extensions/paywall/__init__.py
index d7adcdeda..5565a9349 100644
--- a/lnbits/extensions/paywall/__init__.py
+++ b/lnbits/extensions/paywall/__init__.py
@@ -21,5 +21,5 @@ def paywall_renderer():
     return template_renderer(["lnbits/extensions/paywall/templates"])
 
 
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/satsdice/__init__.py b/lnbits/extensions/satsdice/__init__.py
index aaa56af2a..a13653bf3 100644
--- a/lnbits/extensions/satsdice/__init__.py
+++ b/lnbits/extensions/satsdice/__init__.py
@@ -21,6 +21,6 @@ def satsdice_renderer():
     return template_renderer(["lnbits/extensions/satsdice/templates"])
 
 
-from .lnurl import *  # noqa
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .lnurl import *  # noqa: F401,F403
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/satsdice/models.py b/lnbits/extensions/satsdice/models.py
index b0a9a4cda..510b7bde0 100644
--- a/lnbits/extensions/satsdice/models.py
+++ b/lnbits/extensions/satsdice/models.py
@@ -8,7 +8,6 @@ from lnurl import Lnurl
 from lnurl import encode as lnurl_encode
 from lnurl.types import LnurlPayMetadata
 from pydantic import BaseModel
-from pydantic.main import BaseModel
 
 
 class satsdiceLink(BaseModel):
diff --git a/lnbits/extensions/satspay/__init__.py b/lnbits/extensions/satspay/__init__.py
index 37245c21d..8f115a3cf 100644
--- a/lnbits/extensions/satspay/__init__.py
+++ b/lnbits/extensions/satspay/__init__.py
@@ -26,8 +26,8 @@ def satspay_renderer():
 
 
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def satspay_start():
diff --git a/lnbits/extensions/satspay/helpers.py b/lnbits/extensions/satspay/helpers.py
index 8596d3684..1967c79d9 100644
--- a/lnbits/extensions/satspay/helpers.py
+++ b/lnbits/extensions/satspay/helpers.py
@@ -18,7 +18,6 @@ def public_charge(charge: Charges):
         "timestamp": charge.timestamp,
         "time_elapsed": charge.time_elapsed,
         "time_left": charge.time_left,
-        "paid": charge.paid,
         "custom_css": charge.custom_css,
     }
 
diff --git a/lnbits/extensions/satspay/migrations.py b/lnbits/extensions/satspay/migrations.py
index e23bd413b..488754699 100644
--- a/lnbits/extensions/satspay/migrations.py
+++ b/lnbits/extensions/satspay/migrations.py
@@ -33,7 +33,7 @@ async def m002_add_charge_extra_data(db):
     Add 'extra' column for storing various config about the charge (JSON format)
     """
     await db.execute(
-        """ALTER TABLE satspay.charges 
+        """ALTER TABLE satspay.charges
             ADD COLUMN extra TEXT DEFAULT '{"mempool_endpoint": "https://mempool.space", "network": "Mainnet"}';
         """
     )
diff --git a/lnbits/extensions/satspay/models.py b/lnbits/extensions/satspay/models.py
index 0b2b14739..c9da401a2 100644
--- a/lnbits/extensions/satspay/models.py
+++ b/lnbits/extensions/satspay/models.py
@@ -77,7 +77,7 @@ class Charges(BaseModel):
         return ChargeConfig(**charge_config)
 
     def must_call_webhook(self):
-        return self.webhook and self.paid and self.config.webhook_success == False
+        return self.webhook and self.paid and self.config.webhook_success is False
 
 
 class SatsPayThemes(BaseModel):
diff --git a/lnbits/extensions/scrub/__init__.py b/lnbits/extensions/scrub/__init__.py
index 777a7c3f9..29428af96 100644
--- a/lnbits/extensions/scrub/__init__.py
+++ b/lnbits/extensions/scrub/__init__.py
@@ -25,8 +25,8 @@ def scrub_renderer():
 
 
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def scrub_start():
diff --git a/lnbits/extensions/scrub/migrations.py b/lnbits/extensions/scrub/migrations.py
index f8f2ba43c..f1f4badef 100644
--- a/lnbits/extensions/scrub/migrations.py
+++ b/lnbits/extensions/scrub/migrations.py
@@ -3,7 +3,7 @@ async def m001_initial(db):
     Initial scrub table.
     """
     await db.execute(
-        f"""
+        """
         CREATE TABLE scrub.scrub_links (
             id TEXT PRIMARY KEY,
             wallet TEXT NOT NULL,
diff --git a/lnbits/extensions/smtp/__init__.py b/lnbits/extensions/smtp/__init__.py
index e7419852a..9b89a0c46 100644
--- a/lnbits/extensions/smtp/__init__.py
+++ b/lnbits/extensions/smtp/__init__.py
@@ -25,8 +25,8 @@ def smtp_renderer():
 
 
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def smtp_start():
diff --git a/lnbits/extensions/smtp/crud.py b/lnbits/extensions/smtp/crud.py
index c7b96df59..bc8d9e1a4 100644
--- a/lnbits/extensions/smtp/crud.py
+++ b/lnbits/extensions/smtp/crud.py
@@ -121,9 +121,9 @@ async def create_email(wallet: str, data: CreateEmail, payment_hash: str = "") -
 
 async def set_email_paid(payment_hash: str) -> bool:
     email = await get_email_by_payment_hash(payment_hash)
-    if email and email.paid == False:
+    if email and email.paid is False:
         await db.execute(
-            f"UPDATE smtp.email SET paid = true WHERE payment_hash = ?", (payment_hash,)
+            "UPDATE smtp.email SET paid = true WHERE payment_hash = ?", (payment_hash,)
         )
         return True
     return False
@@ -131,13 +131,13 @@ async def set_email_paid(payment_hash: str) -> bool:
 
 async def get_email_by_payment_hash(payment_hash: str) -> Optional[Email]:
     row = await db.fetchone(
-        f"SELECT * FROM smtp.email WHERE payment_hash = ?", (payment_hash,)
+        "SELECT * FROM smtp.email WHERE payment_hash = ?", (payment_hash,)
     )
     return Email(**row) if row else None
 
 
 async def get_email(id: str) -> Optional[Email]:
-    row = await db.fetchone(f"SELECT * FROM smtp.email WHERE id = ?", (id,))
+    row = await db.fetchone("SELECT * FROM smtp.email WHERE id = ?", (id,))
     return Email(**row) if row else None
 
 
diff --git a/lnbits/extensions/smtp/migrations.py b/lnbits/extensions/smtp/migrations.py
index fbe77d73f..22500e106 100644
--- a/lnbits/extensions/smtp/migrations.py
+++ b/lnbits/extensions/smtp/migrations.py
@@ -36,4 +36,4 @@ async def m001_initial(db):
 
 
 async def m002_add_payment_hash(db):
-    await db.execute(f"ALTER TABLE smtp.email ADD COLUMN payment_hash TEXT;")
+    await db.execute("ALTER TABLE smtp.email ADD COLUMN payment_hash TEXT;")
diff --git a/lnbits/extensions/splitpayments/__init__.py b/lnbits/extensions/splitpayments/__init__.py
index 9989728ea..5efb6335f 100644
--- a/lnbits/extensions/splitpayments/__init__.py
+++ b/lnbits/extensions/splitpayments/__init__.py
@@ -26,8 +26,8 @@ def splitpayments_renderer():
 
 
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def splitpayments_start():
diff --git a/lnbits/extensions/streamalerts/__init__.py b/lnbits/extensions/streamalerts/__init__.py
index 0e4311240..603547d1c 100644
--- a/lnbits/extensions/streamalerts/__init__.py
+++ b/lnbits/extensions/streamalerts/__init__.py
@@ -21,5 +21,5 @@ def streamalerts_renderer():
     return template_renderer(["lnbits/extensions/streamalerts/templates"])
 
 
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/streamalerts/crud.py b/lnbits/extensions/streamalerts/crud.py
index 941134473..f376841a4 100644
--- a/lnbits/extensions/streamalerts/crud.py
+++ b/lnbits/extensions/streamalerts/crud.py
@@ -1,4 +1,3 @@
-from http import HTTPStatus
 from typing import Optional
 
 import httpx
diff --git a/lnbits/extensions/subdomains/__init__.py b/lnbits/extensions/subdomains/__init__.py
index 0b0774dc5..7434555d9 100644
--- a/lnbits/extensions/subdomains/__init__.py
+++ b/lnbits/extensions/subdomains/__init__.py
@@ -25,8 +25,8 @@ def subdomains_renderer():
 
 
 from .tasks import wait_for_paid_invoices
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
 
 
 def subdomains_start():
diff --git a/lnbits/extensions/subdomains/cloudflare.py b/lnbits/extensions/subdomains/cloudflare.py
index 5b951b21a..d0d8c4f31 100644
--- a/lnbits/extensions/subdomains/cloudflare.py
+++ b/lnbits/extensions/subdomains/cloudflare.py
@@ -54,6 +54,6 @@ async def cloudflare_deletesubdomain(domain: Domains, domain_id: str):
     async with httpx.AsyncClient() as client:
         try:
             r = await client.delete(url + "/" + domain_id, headers=header, timeout=40)
-            cf_response = r.text
+            r.text
         except AssertionError:
-            cf_response = "Error occured"
+            pass
diff --git a/lnbits/extensions/subdomains/crud.py b/lnbits/extensions/subdomains/crud.py
index aa358d11c..b3476ed93 100644
--- a/lnbits/extensions/subdomains/crud.py
+++ b/lnbits/extensions/subdomains/crud.py
@@ -36,7 +36,7 @@ async def set_subdomain_paid(payment_hash: str) -> Subdomains:
         "SELECT s.*, d.domain as domain_name FROM subdomains.subdomain s INNER JOIN subdomains.domain d ON (s.domain = d.id) WHERE s.id = ?",
         (payment_hash,),
     )
-    if row[8] == False:
+    if row[8] is False:
         await db.execute(
             """
             UPDATE subdomains.subdomain
diff --git a/lnbits/extensions/subdomains/tasks.py b/lnbits/extensions/subdomains/tasks.py
index ca57950b3..aef4b49b1 100644
--- a/lnbits/extensions/subdomains/tasks.py
+++ b/lnbits/extensions/subdomains/tasks.py
@@ -54,5 +54,6 @@ async def on_invoice_paid(payment: Payment) -> None:
                     },
                     timeout=40,
                 )
+                assert r
             except AssertionError:
-                webhook = None
+                pass
diff --git a/lnbits/extensions/subdomains/util.py b/lnbits/extensions/subdomains/util.py
index 88f6e1341..9265e870a 100644
--- a/lnbits/extensions/subdomains/util.py
+++ b/lnbits/extensions/subdomains/util.py
@@ -12,7 +12,7 @@ def isValidDomain(str):
 
     # If the string is empty
     # return false
-    if str == None:
+    if str is None:
         return False
 
     # Return if the string
diff --git a/lnbits/extensions/subdomains/views_api.py b/lnbits/extensions/subdomains/views_api.py
index 9fbae4f3a..6f85c66e0 100644
--- a/lnbits/extensions/subdomains/views_api.py
+++ b/lnbits/extensions/subdomains/views_api.py
@@ -128,7 +128,7 @@ async def api_subdomain_make_subdomain(domain_id, data: CreateSubdomain):
         record_type=data.record_type,
         ip=data.ip,
     )
-    if cf_response["success"] == True:
+    if cf_response["success"] is True:
         await cloudflare_deletesubdomain(
             domain=domain, domain_id=cf_response["result"]["id"]
         )
diff --git a/lnbits/extensions/tipjar/__init__.py b/lnbits/extensions/tipjar/__init__.py
index a64de43f2..b7e2b9678 100644
--- a/lnbits/extensions/tipjar/__init__.py
+++ b/lnbits/extensions/tipjar/__init__.py
@@ -21,5 +21,5 @@ def tipjar_renderer():
     return template_renderer(["lnbits/extensions/tipjar/templates"])
 
 
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/watchonly/__init__.py b/lnbits/extensions/watchonly/__init__.py
index a7fff888a..49adb4623 100644
--- a/lnbits/extensions/watchonly/__init__.py
+++ b/lnbits/extensions/watchonly/__init__.py
@@ -21,5 +21,5 @@ def watchonly_renderer():
     return template_renderer(["lnbits/extensions/watchonly/templates"])
 
 
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/extensions/watchonly/crud.py b/lnbits/extensions/watchonly/crud.py
index 1d9abcec4..8472fa016 100644
--- a/lnbits/extensions/watchonly/crud.py
+++ b/lnbits/extensions/watchonly/crud.py
@@ -230,7 +230,7 @@ async def create_config(user: str) -> Config:
 
 async def update_config(config: Config, user: str) -> Optional[Config]:
     await db.execute(
-        f"""UPDATE watchonly.config SET json_data = ? WHERE "user" = ?""",
+        """UPDATE watchonly.config SET json_data = ? WHERE "user" = ?""",
         (json.dumps(config.dict()), user),
     )
     row = await db.fetchone(
diff --git a/lnbits/extensions/watchonly/migrations.py b/lnbits/extensions/watchonly/migrations.py
index e33062c9f..bbef40a8c 100644
--- a/lnbits/extensions/watchonly/migrations.py
+++ b/lnbits/extensions/watchonly/migrations.py
@@ -30,7 +30,7 @@ async def m001_initial(db):
         """
         CREATE TABLE watchonly.mempool (
             "user" TEXT NOT NULL,
-            endpoint TEXT NOT NULL 
+            endpoint TEXT NOT NULL
         );
     """
     )
diff --git a/lnbits/extensions/withdraw/__init__.py b/lnbits/extensions/withdraw/__init__.py
index a0f4b6068..cb5eb9c43 100644
--- a/lnbits/extensions/withdraw/__init__.py
+++ b/lnbits/extensions/withdraw/__init__.py
@@ -22,6 +22,6 @@ def withdraw_renderer():
     return template_renderer(["lnbits/extensions/withdraw/templates"])
 
 
-from .lnurl import *  # noqa
-from .views import *  # noqa
-from .views_api import *  # noqa
+from .lnurl import *  # noqa: F401,F403
+from .views import *  # noqa: F401,F403
+from .views_api import *  # noqa: F401,F403
diff --git a/lnbits/helpers.py b/lnbits/helpers.py
index 31f736d9b..cfff7bba8 100644
--- a/lnbits/helpers.py
+++ b/lnbits/helpers.py
@@ -83,19 +83,18 @@ def url_for_vendored(abspath: str) -> str:
 def url_for(endpoint: str, external: Optional[bool] = False, **params: Any) -> str:
     base = g().base_url if external else ""
     url_params = "?"
-    for key in params:
-        url_params += f"{key}={params[key]}&"
+    for key, value in params.items():
+        url_params += f"{key}={value}&"
     url = f"{base}{endpoint}{url_params}"
     return url
 
 
-def template_renderer(additional_folders: List = []) -> Jinja2Templates:
+def template_renderer(additional_folders: List = None) -> Jinja2Templates:
 
-    t = Jinja2Templates(
-        loader=jinja2.FileSystemLoader(
-            ["lnbits/templates", "lnbits/core/templates", *additional_folders]
-        )
-    )
+    folders = ["lnbits/templates", "lnbits/core/templates"]
+    if additional_folders:
+        folders.extend(additional_folders)
+    t = Jinja2Templates(loader=jinja2.FileSystemLoader(folders))
 
     if settings.lnbits_ad_space_enabled:
         t.env.globals["AD_SPACE"] = settings.lnbits_ad_space.split(",")
@@ -135,7 +134,7 @@ def get_current_extension_name() -> str:
     import os
 
     callee_filepath = inspect.stack()[1].filename
-    callee_dirname, callee_filename = os.path.split(callee_filepath)
+    callee_dirname, _ = os.path.split(callee_filepath)
 
     path = os.path.normpath(callee_dirname)
     extension_director_name = path.split(os.sep)[-1]
diff --git a/lnbits/jinja2_templating.py b/lnbits/jinja2_templating.py
index 385703d19..5dfe36c36 100644
--- a/lnbits/jinja2_templating.py
+++ b/lnbits/jinja2_templating.py
@@ -7,8 +7,6 @@ from starlette import templating
 from starlette.datastructures import QueryParams
 from starlette.requests import Request
 
-from lnbits.requestvars import g
-
 try:
     import jinja2
 except ImportError:  # pragma: nocover
@@ -16,7 +14,7 @@ except ImportError:  # pragma: nocover
 
 
 class Jinja2Templates(templating.Jinja2Templates):
-    def __init__(self, loader: jinja2.BaseLoader) -> None:
+    def __init__(self, loader: jinja2.BaseLoader) -> None:  # pylint: disable=W0231
         assert jinja2 is not None, "jinja2 must be installed to use Jinja2Templates"
         self.env = self.get_environment(loader)
 
diff --git a/lnbits/lnurl.py b/lnbits/lnurl.py
index 6039545b0..8f5be4ef8 100644
--- a/lnbits/lnurl.py
+++ b/lnbits/lnurl.py
@@ -3,6 +3,7 @@ from bech32 import bech32_decode, bech32_encode, convertbits
 
 def decode(lnurl: str) -> str:
     hrp, data = bech32_decode(lnurl)
+    assert hrp
     assert data
     bech32_data = convertbits(data, 5, 8, False)
     assert bech32_data
diff --git a/lnbits/settings.py b/lnbits/settings.py
index bc317e05a..3bec3f72a 100644
--- a/lnbits/settings.py
+++ b/lnbits/settings.py
@@ -366,7 +366,7 @@ except:
 
 # printing enviroment variable for debugging
 if not settings.lnbits_admin_ui:
-    logger.debug(f"Enviroment Settings:")
+    logger.debug("Enviroment Settings:")
     for key, value in settings.dict(exclude_none=True).items():
         logger.debug(f"{key}: {value}")
 
diff --git a/lnbits/tasks.py b/lnbits/tasks.py
index 00d367255..f4d3bf7be 100644
--- a/lnbits/tasks.py
+++ b/lnbits/tasks.py
@@ -3,7 +3,7 @@ import time
 import traceback
 import uuid
 from http import HTTPStatus
-from typing import Callable, Dict, List
+from typing import Dict
 
 from fastapi.exceptions import HTTPException
 from loguru import logger
diff --git a/lnbits/wallets/__init__.py b/lnbits/wallets/__init__.py
index fa533566f..76c47c048 100644
--- a/lnbits/wallets/__init__.py
+++ b/lnbits/wallets/__init__.py
@@ -1,4 +1,4 @@
-# flake8: noqa
+# flake8: noqa: F401
 
 
 from .cliche import ClicheWallet
diff --git a/lnbits/wallets/base.py b/lnbits/wallets/base.py
index e38b6d8fc..68e49c9d0 100644
--- a/lnbits/wallets/base.py
+++ b/lnbits/wallets/base.py
@@ -34,14 +34,14 @@ class PaymentStatus(NamedTuple):
 
     @property
     def failed(self) -> bool:
-        return self.paid == False
+        return self.paid is False
 
     def __str__(self) -> str:
-        if self.paid == True:
+        if self.paid is True:
             return "settled"
-        elif self.paid == False:
+        elif self.paid is False:
             return "failed"
-        elif self.paid == None:
+        elif self.paid is None:
             return "still pending"
         else:
             return "unknown (should never happen)"
diff --git a/lnbits/wallets/cliche.py b/lnbits/wallets/cliche.py
index c580dce71..211ba4f3d 100644
--- a/lnbits/wallets/cliche.py
+++ b/lnbits/wallets/cliche.py
@@ -1,9 +1,8 @@
 import asyncio
 import hashlib
 import json
-from typing import AsyncGenerator, Dict, Optional
+from typing import AsyncGenerator, Optional
 
-import httpx
 from loguru import logger
 from websocket import create_connection
 
diff --git a/lnbits/wallets/cln.py b/lnbits/wallets/cln.py
index a77cbf0a9..642aef508 100644
--- a/lnbits/wallets/cln.py
+++ b/lnbits/wallets/cln.py
@@ -4,9 +4,7 @@ except ImportError:  # pragma: nocover
     LightningRpc = None
 
 import asyncio
-import hashlib
 import random
-import time
 from functools import partial, wraps
 from typing import AsyncGenerator, Optional
 
@@ -85,7 +83,7 @@ class CoreLightningWallet(Wallet):
         unhashed_description: Optional[bytes] = None,
         **kwargs,
     ) -> InvoiceResponse:
-        label = "lbl{}".format(random.random())
+        label = f"lbl{random.random()}"
         msat: int = int(amount * 1000)
         try:
             if description_hash and not unhashed_description:
@@ -128,7 +126,7 @@ class CoreLightningWallet(Wallet):
 
         payload = {
             "bolt11": bolt11,
-            "maxfeepercent": "{:.11}".format(fee_limit_percent),
+            "maxfeepercent": f"{fee_limit_percent:.11}",
             "exemptfee": 0,  # so fee_limit_percent is applied even on payments with fee < 5000 millisatoshi (which is default value of exemptfee)
         }
         try:
diff --git a/lnbits/wallets/eclair.py b/lnbits/wallets/eclair.py
index 0eb43ca0d..a45123b1b 100644
--- a/lnbits/wallets/eclair.py
+++ b/lnbits/wallets/eclair.py
@@ -11,11 +11,6 @@ from loguru import logger
 # TODO: https://github.com/lnbits/lnbits/issues/764
 # mypy https://github.com/aaugustin/websockets/issues/940
 from websockets import connect  # type: ignore
-from websockets.exceptions import (
-    ConnectionClosed,
-    ConnectionClosedError,
-    ConnectionClosedOK,
-)
 
 from lnbits.settings import settings
 
@@ -98,7 +93,6 @@ class EclairWallet(Wallet):
                 error_message = data["error"]
             except:
                 error_message = r.text
-                pass
 
             return InvoiceResponse(False, None, None, error_message)
 
@@ -120,7 +114,6 @@ class EclairWallet(Wallet):
                 error_message = data["error"]
             except:
                 error_message = r.text
-                pass
             return PaymentResponse(False, None, None, None, error_message)
 
         data = r.json()
@@ -147,7 +140,6 @@ class EclairWallet(Wallet):
                 error_message = data["error"]
             except:
                 error_message = r.text
-                pass
             return PaymentResponse(None, checking_id, None, preimage, error_message)
 
         statuses = {
diff --git a/lnbits/wallets/lnbits.py b/lnbits/wallets/lnbits.py
index 27747ce95..74c9efcc5 100644
--- a/lnbits/wallets/lnbits.py
+++ b/lnbits/wallets/lnbits.py
@@ -1,5 +1,4 @@
 import asyncio
-import hashlib
 import json
 from typing import AsyncGenerator, Dict, Optional
 
@@ -98,7 +97,7 @@ class LNbitsWallet(Wallet):
                 json={"out": True, "bolt11": bolt11},
                 timeout=None,
             )
-        ok, checking_id, fee_msat, preimage, error_message = (
+        ok, checking_id, _, _, error_message = (
             not r.is_error,
             None,
             None,
diff --git a/lnbits/wallets/lndgrpc.py b/lnbits/wallets/lndgrpc.py
index 541c6ab7a..4173e79ee 100644
--- a/lnbits/wallets/lndgrpc.py
+++ b/lnbits/wallets/lndgrpc.py
@@ -1,7 +1,6 @@
 imports_ok = True
 try:
     import grpc
-    from google import protobuf
     from grpc import RpcError
 except ImportError:  # pragma: nocover
     imports_ok = False
@@ -9,7 +8,7 @@ except ImportError:  # pragma: nocover
 import asyncio
 import base64
 import hashlib
-from os import environ, error
+from os import environ
 from typing import AsyncGenerator, Dict, Optional
 
 from loguru import logger
@@ -216,11 +215,11 @@ class LndWallet(Wallet):
         error_message = None
         checking_id = None
 
-        if statuses[resp.status] == True:  # SUCCEEDED
+        if statuses[resp.status] is True:  # SUCCEEDED
             fee_msat = -resp.htlcs[-1].route.total_fees_msat
             preimage = resp.payment_preimage
             checking_id = resp.payment_hash
-        elif statuses[resp.status] == False:
+        elif statuses[resp.status] is False:
             error_message = failure_reasons[resp.failure_reason]
 
         return PaymentResponse(
@@ -238,7 +237,7 @@ class LndWallet(Wallet):
             return PaymentStatus(None)
         try:
             resp = await self.rpc.LookupInvoice(ln.PaymentHash(r_hash=r_hash))
-        except RpcError as exc:
+        except RpcError:
             return PaymentStatus(None)
         if resp.settled:
             return PaymentStatus(True)
diff --git a/lnbits/wallets/lndrest.py b/lnbits/wallets/lndrest.py
index d317df3c3..6e5962267 100644
--- a/lnbits/wallets/lndrest.py
+++ b/lnbits/wallets/lndrest.py
@@ -2,13 +2,11 @@ import asyncio
 import base64
 import hashlib
 import json
-from pydoc import describe
 from typing import AsyncGenerator, Dict, Optional
 
 import httpx
 from loguru import logger
 
-from lnbits import bolt11 as lnbits_bolt11
 from lnbits.settings import settings
 
 from .base import (
@@ -114,7 +112,7 @@ class LndRestWallet(Wallet):
         async with httpx.AsyncClient(verify=self.cert) as client:
             # set the fee limit for the payment
             lnrpcFeeLimit = dict()
-            lnrpcFeeLimit["fixed_msat"] = "{}".format(fee_limit_msat)
+            lnrpcFeeLimit["fixed_msat"] = f"{fee_limit_msat}"
 
             r = await client.post(
                 url=f"{self.endpoint}/v1/channels/transactions",
diff --git a/lnbits/wallets/lntips.py b/lnbits/wallets/lntips.py
index 92b33b7a5..4551a207b 100644
--- a/lnbits/wallets/lntips.py
+++ b/lnbits/wallets/lntips.py
@@ -77,7 +77,6 @@ class LnTipsWallet(Wallet):
                 error_message = data["message"]
             except:
                 error_message = r.text
-                pass
 
             return InvoiceResponse(False, None, None, error_message)
 
@@ -103,7 +102,6 @@ class LnTipsWallet(Wallet):
                 error_message = data["error"]
             except:
                 error_message = r.text
-                pass
             return PaymentResponse(False, None, 0, None, error_message)
 
         data = r.json()["details"]
@@ -165,7 +163,7 @@ class LnTipsWallet(Wallet):
                             except:
                                 continue
                             yield inv["payment_hash"]
-            except Exception as e:
+            except Exception:
                 pass
 
             # do not sleep if the connection was active for more than 10s
diff --git a/lnbits/wallets/lntxbot.py b/lnbits/wallets/lntxbot.py
index ce315e75d..a1e41bd22 100644
--- a/lnbits/wallets/lntxbot.py
+++ b/lnbits/wallets/lntxbot.py
@@ -75,7 +75,6 @@ class LntxbotWallet(Wallet):
                 error_message = data["message"]
             except:
                 error_message = r.text
-                pass
 
             return InvoiceResponse(False, None, None, error_message)
 
@@ -97,7 +96,6 @@ class LntxbotWallet(Wallet):
                 error_message = data["message"]
             except:
                 error_message = r.text
-                pass
             return PaymentResponse(False, None, None, None, error_message)
 
         data = r.json()
diff --git a/lnbits/wallets/macaroon/__init__.py b/lnbits/wallets/macaroon/__init__.py
index 16617aa65..7512e07f2 100644
--- a/lnbits/wallets/macaroon/__init__.py
+++ b/lnbits/wallets/macaroon/__init__.py
@@ -1 +1 @@
-from .macaroon import AESCipher, load_macaroon
+from .macaroon import AESCipher, load_macaroon  # noqa: F401
diff --git a/lnbits/wallets/macaroon/macaroon.py b/lnbits/wallets/macaroon/macaroon.py
index 091551238..05d667be8 100644
--- a/lnbits/wallets/macaroon/macaroon.py
+++ b/lnbits/wallets/macaroon/macaroon.py
@@ -7,7 +7,6 @@ from Cryptodome.Cipher import AES
 from loguru import logger
 
 BLOCK_SIZE = 16
-import getpass
 
 
 def load_macaroon(macaroon: str) -> str:
@@ -33,7 +32,7 @@ def load_macaroon(macaroon: str) -> str:
     return macaroon
 
 
-class AESCipher(object):
+class AESCipher:
     """This class is compatible with crypto-js/aes.js
 
     Encrypt and decrypt in Javascript using:
diff --git a/lnbits/wallets/opennode.py b/lnbits/wallets/opennode.py
index ff71ef079..89c7f1d58 100644
--- a/lnbits/wallets/opennode.py
+++ b/lnbits/wallets/opennode.py
@@ -7,7 +7,6 @@ import httpx
 from fastapi.exceptions import HTTPException
 from loguru import logger
 
-from lnbits.helpers import url_for
 from lnbits.settings import settings
 
 from .base import (
diff --git a/lnbits/wallets/spark.py b/lnbits/wallets/spark.py
index 25ff16685..edfa01d02 100644
--- a/lnbits/wallets/spark.py
+++ b/lnbits/wallets/spark.py
@@ -97,7 +97,7 @@ class SparkWallet(Wallet):
         unhashed_description: Optional[bytes] = None,
         **kwargs,
     ) -> InvoiceResponse:
-        label = "lbs{}".format(random.random())
+        label = f"lbs{random.random()}"
         checking_id = label
 
         try:
@@ -161,7 +161,6 @@ class SparkWallet(Wallet):
                     # this may result in an error if it was paid previously
                     # our database won't allow the same payment_hash to be added twice
                     # this is good
-                    pass
 
         fee_msat = -int(r["msatoshi_sent"] - r["msatoshi"])
         preimage = r["payment_preimage"]
diff --git a/poetry.lock b/poetry.lock
index 866415154..956186134 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -64,6 +64,27 @@ files = [
     {file = "asn1crypto-1.5.1.tar.gz", hash = "sha256:13ae38502be632115abf8a24cbe5f4da52e3b5231990aff31123c805306ccb9c"},
 ]
 
+[[package]]
+name = "astroid"
+version = "2.13.3"
+description = "An abstract syntax tree for Python with inference support."
+category = "dev"
+optional = false
+python-versions = ">=3.7.2"
+files = [
+    {file = "astroid-2.13.3-py3-none-any.whl", hash = "sha256:14c1603c41cc61aae731cad1884a073c4645e26f126d13ac8346113c95577f3b"},
+    {file = "astroid-2.13.3.tar.gz", hash = "sha256:6afc22718a48a689ca24a97981ad377ba7fb78c133f40335dfd16772f29bcfb1"},
+]
+
+[package.dependencies]
+lazy-object-proxy = ">=1.4.0"
+typed-ast = {version = ">=1.4.0,<2.0", markers = "implementation_name == \"cpython\" and python_version < \"3.8\""}
+typing-extensions = {version = ">=4.0.0", markers = "python_version < \"3.11\""}
+wrapt = [
+    {version = ">=1.11,<2", markers = "python_version < \"3.11\""},
+    {version = ">=1.14,<2", markers = "python_version >= \"3.11\""},
+]
+
 [[package]]
 name = "async-timeout"
 version = "4.0.2"
@@ -550,13 +571,28 @@ files = [
 cffi = ">=1.12"
 
 [package.extras]
-docs = ["sphinx (>=1.6.5,!=1.8.0,!=3.1.0,!=3.1.1)", "sphinx_rtd_theme"]
+docs = ["sphinx (>=1.6.5,!=1.8.0,!=3.1.0,!=3.1.1)", "sphinx-rtd-theme"]
 docstest = ["pyenchant (>=1.6.11)", "sphinxcontrib-spelling (>=4.0.1)", "twine (>=1.12.0)"]
 pep8test = ["black", "flake8", "flake8-import-order", "pep8-naming"]
-sdist = ["setuptools_rust (>=0.11.4)"]
+sdist = ["setuptools-rust (>=0.11.4)"]
 ssh = ["bcrypt (>=3.1.5)"]
 test = ["hypothesis (>=1.11.4,!=3.79.2)", "iso8601", "pretend", "pytest (>=6.2.0)", "pytest-cov", "pytest-subtests", "pytest-xdist", "pytz"]
 
+[[package]]
+name = "dill"
+version = "0.3.6"
+description = "serialize all of python"
+category = "dev"
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "dill-0.3.6-py3-none-any.whl", hash = "sha256:a07ffd2351b8c678dfc4a856a3005f8067aea51d6ba6c700796a4d9e280f39f0"},
+    {file = "dill-0.3.6.tar.gz", hash = "sha256:e5db55f3687856d8fbdab002ed78544e1c4559a130302693d839dfe8f93f2373"},
+]
+
+[package.extras]
+graph = ["objgraph (>=1.7.2)"]
+
 [[package]]
 name = "ecdsa"
 version = "0.18.0"
@@ -659,6 +695,23 @@ dev = ["autoflake (>=1.4.0,<2.0.0)", "flake8 (>=3.8.3,<6.0.0)", "passlib[bcrypt]
 doc = ["mdx-include (>=1.4.1,<2.0.0)", "mkdocs (>=1.1.2,<2.0.0)", "mkdocs-markdownextradata-plugin (>=0.1.7,<0.3.0)", "mkdocs-material (>=8.1.4,<9.0.0)", "pyyaml (>=5.3.1,<7.0.0)", "typer (>=0.4.1,<0.5.0)"]
 test = ["anyio[trio] (>=3.2.1,<4.0.0)", "black (==22.3.0)", "databases[sqlite] (>=0.3.2,<0.6.0)", "email_validator (>=1.1.1,<2.0.0)", "flake8 (>=3.8.3,<6.0.0)", "flask (>=1.1.2,<3.0.0)", "httpx (>=0.14.0,<0.19.0)", "isort (>=5.0.6,<6.0.0)", "mypy (==0.910)", "orjson (>=3.2.1,<4.0.0)", "peewee (>=3.13.3,<4.0.0)", "pytest (>=6.2.4,<7.0.0)", "pytest-cov (>=2.12.0,<4.0.0)", "python-multipart (>=0.0.5,<0.0.6)", "requests (>=2.24.0,<3.0.0)", "sqlalchemy (>=1.3.18,<1.5.0)", "types-dataclasses (==0.6.5)", "types-orjson (==3.6.2)", "types-ujson (==4.2.1)", "ujson (>=4.0.1,!=4.0.2,!=4.1.0,!=4.2.0,!=4.3.0,!=5.0.0,!=5.1.0,<6.0.0)"]
 
+[[package]]
+name = "flake8"
+version = "6.0.0"
+description = "the modular source code checker: pep8 pyflakes and co"
+category = "dev"
+optional = false
+python-versions = ">=3.8.1"
+files = [
+    {file = "flake8-6.0.0-py2.py3-none-any.whl", hash = "sha256:3833794e27ff64ea4e9cf5d410082a8b97ff1a06c16aa3d2027339cd0f1195c7"},
+    {file = "flake8-6.0.0.tar.gz", hash = "sha256:c61007e76655af75e6785a931f452915b371dc48f56efd765247c8fe68f2b181"},
+]
+
+[package.dependencies]
+mccabe = ">=0.7.0,<0.8.0"
+pycodestyle = ">=2.10.0,<2.11.0"
+pyflakes = ">=3.0.0,<3.1.0"
+
 [[package]]
 name = "grpcio"
 version = "1.51.1"
@@ -869,19 +922,19 @@ files = [
 
 [[package]]
 name = "isort"
-version = "5.11.4"
+version = "5.11.5"
 description = "A Python utility / library to sort Python imports."
 category = "dev"
 optional = false
 python-versions = ">=3.7.0"
 files = [
-    {file = "isort-5.11.4-py3-none-any.whl", hash = "sha256:c033fd0edb91000a7f09527fe5c75321878f98322a77ddcc81adbd83724afb7b"},
-    {file = "isort-5.11.4.tar.gz", hash = "sha256:6db30c5ded9815d813932c04c2f85a360bcdd35fed496f4d8f35495ef0a261b6"},
+    {file = "isort-5.11.5-py3-none-any.whl", hash = "sha256:ba1d72fb2595a01c7895a5128f9585a5cc4b6d395f1c8d514989b9a7eb2a8746"},
+    {file = "isort-5.11.5.tar.gz", hash = "sha256:6be1f76a507cb2ecf16c7cf14a37e41609ca082330be4e3436a18ef74add55db"},
 ]
 
 [package.extras]
 colors = ["colorama (>=0.4.3,<0.5.0)"]
-pipfile-deprecated-finder = ["pipreqs", "requirementslib"]
+pipfile-deprecated-finder = ["pip-shims (>=0.5.2)", "pipreqs", "requirementslib"]
 plugins = ["setuptools"]
 requirements-deprecated-finder = ["pip-api", "pipreqs"]
 
@@ -903,6 +956,52 @@ MarkupSafe = ">=2.0"
 [package.extras]
 i18n = ["Babel (>=2.7)"]
 
+[[package]]
+name = "lazy-object-proxy"
+version = "1.9.0"
+description = "A fast and thorough lazy object proxy."
+category = "dev"
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "lazy-object-proxy-1.9.0.tar.gz", hash = "sha256:659fb5809fa4629b8a1ac5106f669cfc7bef26fbb389dda53b3e010d1ac4ebae"},
+    {file = "lazy_object_proxy-1.9.0-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:b40387277b0ed2d0602b8293b94d7257e17d1479e257b4de114ea11a8cb7f2d7"},
+    {file = "lazy_object_proxy-1.9.0-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:e8c6cfb338b133fbdbc5cfaa10fe3c6aeea827db80c978dbd13bc9dd8526b7d4"},
+    {file = "lazy_object_proxy-1.9.0-cp310-cp310-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:721532711daa7db0d8b779b0bb0318fa87af1c10d7fe5e52ef30f8eff254d0cd"},
+    {file = "lazy_object_proxy-1.9.0-cp310-cp310-musllinux_1_1_aarch64.whl", hash = "sha256:66a3de4a3ec06cd8af3f61b8e1ec67614fbb7c995d02fa224813cb7afefee701"},
+    {file = "lazy_object_proxy-1.9.0-cp310-cp310-musllinux_1_1_x86_64.whl", hash = "sha256:1aa3de4088c89a1b69f8ec0dcc169aa725b0ff017899ac568fe44ddc1396df46"},
+    {file = "lazy_object_proxy-1.9.0-cp310-cp310-win32.whl", hash = "sha256:f0705c376533ed2a9e5e97aacdbfe04cecd71e0aa84c7c0595d02ef93b6e4455"},
+    {file = "lazy_object_proxy-1.9.0-cp310-cp310-win_amd64.whl", hash = "sha256:ea806fd4c37bf7e7ad82537b0757999264d5f70c45468447bb2b91afdbe73a6e"},
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+    {file = "lazy_object_proxy-1.9.0-cp38-cp38-musllinux_1_1_aarch64.whl", hash = "sha256:212774e4dfa851e74d393a2370871e174d7ff0ebc980907723bb67d25c8a7c30"},
+    {file = "lazy_object_proxy-1.9.0-cp38-cp38-musllinux_1_1_x86_64.whl", hash = "sha256:f0117049dd1d5635bbff65444496c90e0baa48ea405125c088e93d9cf4525b11"},
+    {file = "lazy_object_proxy-1.9.0-cp38-cp38-win32.whl", hash = "sha256:0a891e4e41b54fd5b8313b96399f8b0e173bbbfc03c7631f01efbe29bb0bcf82"},
+    {file = "lazy_object_proxy-1.9.0-cp38-cp38-win_amd64.whl", hash = "sha256:9990d8e71b9f6488e91ad25f322898c136b008d87bf852ff65391b004da5e17b"},
+    {file = "lazy_object_proxy-1.9.0-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:9e7551208b2aded9c1447453ee366f1c4070602b3d932ace044715d89666899b"},
+    {file = "lazy_object_proxy-1.9.0-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:5f83ac4d83ef0ab017683d715ed356e30dd48a93746309c8f3517e1287523ef4"},
+    {file = "lazy_object_proxy-1.9.0-cp39-cp39-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:7322c3d6f1766d4ef1e51a465f47955f1e8123caee67dd641e67d539a534d006"},
+    {file = "lazy_object_proxy-1.9.0-cp39-cp39-musllinux_1_1_aarch64.whl", hash = "sha256:18b78ec83edbbeb69efdc0e9c1cb41a3b1b1ed11ddd8ded602464c3fc6020494"},
+    {file = "lazy_object_proxy-1.9.0-cp39-cp39-musllinux_1_1_x86_64.whl", hash = "sha256:09763491ce220c0299688940f8dc2c5d05fd1f45af1e42e636b2e8b2303e4382"},
+    {file = "lazy_object_proxy-1.9.0-cp39-cp39-win32.whl", hash = "sha256:9090d8e53235aa280fc9239a86ae3ea8ac58eff66a705fa6aa2ec4968b95c821"},
+    {file = "lazy_object_proxy-1.9.0-cp39-cp39-win_amd64.whl", hash = "sha256:db1c1722726f47e10e0b5fdbf15ac3b8adb58c091d12b3ab713965795036985f"},
+]
+
 [[package]]
 name = "lnurl"
 version = "0.3.6"
@@ -1039,6 +1138,18 @@ docs = ["alabaster (==0.7.12)", "autodocsumm (==0.2.9)", "sphinx (==5.3.0)", "sp
 lint = ["flake8 (==5.0.4)", "flake8-bugbear (==22.10.25)", "mypy (==0.990)", "pre-commit (>=2.4,<3.0)"]
 tests = ["pytest", "pytz", "simplejson"]
 
+[[package]]
+name = "mccabe"
+version = "0.7.0"
+description = "McCabe checker, plugin for flake8"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+files = [
+    {file = "mccabe-0.7.0-py2.py3-none-any.whl", hash = "sha256:6c2d30ab6be0e4a46919781807b4f0d834ebdd6c6e3dca0bda5a15f863427b6e"},
+    {file = "mccabe-0.7.0.tar.gz", hash = "sha256:348e0240c33b60bbdf4e523192ef919f28cb2c3d7d5c7794f74009290f236325"},
+]
+
 [[package]]
 name = "mock"
 version = "4.0.3"
@@ -1274,6 +1385,18 @@ files = [
     {file = "psycopg2_binary-2.9.1-cp39-cp39-win_amd64.whl", hash = "sha256:b4d7679a08fea64573c969f6994a2631908bb2c0e69a7235648642f3d2e39a68"},
 ]
 
+[[package]]
+name = "pycodestyle"
+version = "2.10.0"
+description = "Python style guide checker"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+files = [
+    {file = "pycodestyle-2.10.0-py2.py3-none-any.whl", hash = "sha256:8a4eaf0d0495c7395bdab3589ac2db602797d76207242c17d470186815706610"},
+    {file = "pycodestyle-2.10.0.tar.gz", hash = "sha256:347187bdb476329d98f695c213d7295a846d1152ff4fe9bacb8a9590b8ee7053"},
+]
+
 [[package]]
 name = "pycparser"
 version = "2.21"
@@ -1375,6 +1498,48 @@ typing-extensions = ">=4.2.0"
 dotenv = ["python-dotenv (>=0.10.4)"]
 email = ["email-validator (>=1.0.3)"]
 
+[[package]]
+name = "pyflakes"
+version = "3.0.1"
+description = "passive checker of Python programs"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+files = [
+    {file = "pyflakes-3.0.1-py2.py3-none-any.whl", hash = "sha256:ec55bf7fe21fff7f1ad2f7da62363d749e2a470500eab1b555334b67aa1ef8cf"},
+    {file = "pyflakes-3.0.1.tar.gz", hash = "sha256:ec8b276a6b60bd80defed25add7e439881c19e64850afd9b346283d4165fd0fd"},
+]
+
+[[package]]
+name = "pylint"
+version = "2.15.10"
+description = "python code static checker"
+category = "dev"
+optional = false
+python-versions = ">=3.7.2"
+files = [
+    {file = "pylint-2.15.10-py3-none-any.whl", hash = "sha256:9df0d07e8948a1c3ffa3b6e2d7e6e63d9fb457c5da5b961ed63106594780cc7e"},
+    {file = "pylint-2.15.10.tar.gz", hash = "sha256:b3dc5ef7d33858f297ac0d06cc73862f01e4f2e74025ec3eff347ce0bc60baf5"},
+]
+
+[package.dependencies]
+astroid = ">=2.12.13,<=2.14.0-dev0"
+colorama = {version = ">=0.4.5", markers = "sys_platform == \"win32\""}
+dill = [
+    {version = ">=0.2", markers = "python_version < \"3.11\""},
+    {version = ">=0.3.6", markers = "python_version >= \"3.11\""},
+]
+isort = ">=4.2.5,<6"
+mccabe = ">=0.6,<0.8"
+platformdirs = ">=2.2.0"
+tomli = {version = ">=1.1.0", markers = "python_version < \"3.11\""}
+tomlkit = ">=0.10.1"
+typing-extensions = {version = ">=3.10.0", markers = "python_version < \"3.10\""}
+
+[package.extras]
+spelling = ["pyenchant (>=3.2,<4.0)"]
+testutils = ["gitpython (>3)"]
+
 [[package]]
 name = "pyln-bolt7"
 version = "1.0.246"
@@ -1802,7 +1967,7 @@ mssql = ["pyodbc"]
 mssql-pymssql = ["pymssql"]
 mssql-pyodbc = ["pyodbc"]
 mysql = ["mysqlclient"]
-oracle = ["cx_oracle"]
+oracle = ["cx-oracle"]
 postgresql = ["psycopg2"]
 postgresql-pg8000 = ["pg8000 (<1.16.6)"]
 postgresql-psycopg2binary = ["psycopg2-binary"]
@@ -1873,6 +2038,18 @@ files = [
     {file = "tomli-2.0.1.tar.gz", hash = "sha256:de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f"},
 ]
 
+[[package]]
+name = "tomlkit"
+version = "0.11.6"
+description = "Style preserving TOML library"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+files = [
+    {file = "tomlkit-0.11.6-py3-none-any.whl", hash = "sha256:07de26b0d8cfc18f871aec595fda24d95b08fef89d147caa861939f37230bf4b"},
+    {file = "tomlkit-0.11.6.tar.gz", hash = "sha256:71b952e5721688937fb02cf9d354dbcf0785066149d2855e44531ebdd2b65d73"},
+]
+
 [[package]]
 name = "typed-ast"
 version = "1.5.4"
@@ -2093,6 +2270,80 @@ files = [
 [package.extras]
 dev = ["black (>=19.3b0)", "pytest (>=4.6.2)"]
 
+[[package]]
+name = "wrapt"
+version = "1.14.1"
+description = "Module for decorators, wrappers and monkey patching."
+category = "dev"
+optional = false
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
+files = [
+    {file = "wrapt-1.14.1-cp27-cp27m-macosx_10_9_x86_64.whl", hash = "sha256:1b376b3f4896e7930f1f772ac4b064ac12598d1c38d04907e696cc4d794b43d3"},
+    {file = "wrapt-1.14.1-cp27-cp27m-manylinux1_i686.whl", hash = "sha256:903500616422a40a98a5a3c4ff4ed9d0066f3b4c951fa286018ecdf0750194ef"},
+    {file = "wrapt-1.14.1-cp27-cp27m-manylinux1_x86_64.whl", hash = "sha256:5a9a0d155deafd9448baff28c08e150d9b24ff010e899311ddd63c45c2445e28"},
+    {file = "wrapt-1.14.1-cp27-cp27m-manylinux2010_i686.whl", hash = "sha256:ddaea91abf8b0d13443f6dac52e89051a5063c7d014710dcb4d4abb2ff811a59"},
+    {file = "wrapt-1.14.1-cp27-cp27m-manylinux2010_x86_64.whl", hash = "sha256:36f582d0c6bc99d5f39cd3ac2a9062e57f3cf606ade29a0a0d6b323462f4dd87"},
+    {file = "wrapt-1.14.1-cp27-cp27mu-manylinux1_i686.whl", hash = "sha256:7ef58fb89674095bfc57c4069e95d7a31cfdc0939e2a579882ac7d55aadfd2a1"},
+    {file = "wrapt-1.14.1-cp27-cp27mu-manylinux1_x86_64.whl", hash = "sha256:e2f83e18fe2f4c9e7db597e988f72712c0c3676d337d8b101f6758107c42425b"},
+    {file = "wrapt-1.14.1-cp27-cp27mu-manylinux2010_i686.whl", hash = "sha256:ee2b1b1769f6707a8a445162ea16dddf74285c3964f605877a20e38545c3c462"},
+    {file = "wrapt-1.14.1-cp27-cp27mu-manylinux2010_x86_64.whl", hash = "sha256:833b58d5d0b7e5b9832869f039203389ac7cbf01765639c7309fd50ef619e0b1"},
+    {file = "wrapt-1.14.1-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:80bb5c256f1415f747011dc3604b59bc1f91c6e7150bd7db03b19170ee06b320"},
+    {file = "wrapt-1.14.1-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:07f7a7d0f388028b2df1d916e94bbb40624c59b48ecc6cbc232546706fac74c2"},
+    {file = "wrapt-1.14.1-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:02b41b633c6261feff8ddd8d11c711df6842aba629fdd3da10249a53211a72c4"},
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+    {file = "wrapt-1.14.1.tar.gz", hash = "sha256:380a85cf89e0e69b7cfbe2ea9f765f004ff419f34194018a6827ac0e3edfed4d"},
+]
+
 [[package]]
 name = "zipp"
 version = "3.11.0"
@@ -2112,4 +2363,4 @@ testing = ["flake8 (<5)", "func-timeout", "jaraco.functools", "jaraco.itertools"
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10 | ^3.9 | ^3.8 | ^3.7"
-content-hash = "e3ac1dcb6e10cc8fd7ee1ae88698ca6d2d412efe353578d9f2134adc512a523b"
+content-hash = "4b01b1c46a14633a5c2595662ca272aca32dc59a8bc62a0653fd9c974a2877bd"
diff --git a/pyproject.toml b/pyproject.toml
index cc30c311d..346f0dc88 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -75,6 +75,8 @@ pytest-asyncio = "^0.19.0"
 pytest-cov = "^3.0.0"
 mypy = "^0.971"
 types-protobuf = "^3.19.22"
+flake8 = { version = "^6.0.0", python = ">=3.8.1" }
+pylint = { version = "^2.15.10", python = ">=3.7.2" }
 
 [build-system]
 requires = ["poetry-core>=1.0.0", "pyScss"]
@@ -126,3 +128,34 @@ addopts = "--durations=1 -s --cov=lnbits --cov-report=xml"
 testpaths = [
   "tests"
 ]
+
+[tool.pylint.'MESSAGES CONTROL']
+max-line-length = 300
+disable = "all"
+enable = [
+    "assignment-from-none",
+    "chained-comparison",
+    "consider-merging-isinstance",
+    "consider-using-dict-comprehension",
+    "consider-using-dict-items",
+    "consider-using-f-string",
+    "consider-using-in",
+    "dangerous-default-value",
+    "inconsistent-return-statements",
+    "lost-exception",
+    "pointless-string-statement",
+    "simplifiable-if-statement",
+    "super-init-not-called",
+    "superfluous-parens",
+    "unused-variable",
+    "use-list-literal",
+    "useless-else-on-loop",
+    "useless-object-inheritance",
+]
+
+[tool.pylint.MASTER]
+ignore-paths = [
+  "^lnbits/wallets/lnd_grpc_files/.*$",
+]
+fail-under = 10.0
+jobs = 0
diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 000000000..cdd94f566
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,28 @@
+[flake8]
+max-line-length = 300
+exclude = lnbits/wallets/lnd_grpc_files/
+ignore =
+    # E203 whitespace before ':'
+    E203,
+    # E221: multiple spaces before operator
+    E221,
+    # E241: multiple spaces after ':'
+    E241,
+    # E402: module level import not at top of file
+    E402,
+    # E501: line too long
+    E501,
+    # E741 ambiguous variable name
+    E741,
+    # W503: line break before binary operator
+    W503,
+    # F821: undefined name - should be addressed in future PR
+    F821,
+    # E265 block comment should start with '# ' - should be addressed in future PR
+    E265,
+    # E266 too many leading '#' for block comment - should be addressed in future PR
+    E266,
+    # E722 do not use bare 'except' - should be addressed in future PR
+    E722,
+    # flake8-requirements import checks
+    I
diff --git a/tests/conftest.py b/tests/conftest.py
index fc672dd6d..6bcb463fe 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,13 +1,11 @@
 import asyncio
-from typing import Tuple
 
 import pytest_asyncio
 from httpx import AsyncClient
 
 from lnbits.app import create_app
 from lnbits.commands import migrate_databases
-from lnbits.core.crud import create_account, create_wallet, get_wallet
-from lnbits.core.models import BalanceCheck, Payment, User, Wallet
+from lnbits.core.crud import create_account, create_wallet
 from lnbits.core.views.api import CreateInvoiceData, api_payments_create_invoice
 from lnbits.db import Database
 from lnbits.settings import settings
diff --git a/tests/core/views/test_api.py b/tests/core/views/test_api.py
index dbc1c1298..d62936198 100644
--- a/tests/core/views/test_api.py
+++ b/tests/core/views/test_api.py
@@ -1,21 +1,16 @@
 import hashlib
 
 import pytest
-import pytest_asyncio
 
 from lnbits import bolt11
-from lnbits.core.crud import get_wallet
-from lnbits.core.views.api import (
-    CreateInvoiceData,
-    api_payment,
-    api_payments_create_invoice,
-)
+from lnbits.core.views.api import api_payment
 from lnbits.settings import get_wallet_class
 
 from ...helpers import get_random_invoice_data, is_regtest
 
 WALLET = get_wallet_class()
 
+
 # check if the client is working
 @pytest.mark.asyncio
 async def test_core_views_generic(client):
@@ -127,7 +122,7 @@ async def test_check_payment_without_key(client, invoice):
     # check the payment status
     response = await client.get(f"/api/v1/payments/{invoice['payment_hash']}")
     assert response.status_code < 300
-    assert response.json()["paid"] == True
+    assert response.json()["paid"] is True
     assert invoice
     # not key, that's why no "details"
     assert "details" not in response.json()
@@ -145,7 +140,7 @@ async def test_check_payment_with_key(client, invoice, inkey_headers_from):
         f"/api/v1/payments/{invoice['payment_hash']}", headers=inkey_headers_from
     )
     assert response.status_code < 300
-    assert response.json()["paid"] == True
+    assert response.json()["paid"] is True
     assert invoice
     # with key, that's why with "details"
     assert "details" in response.json()
@@ -205,7 +200,7 @@ async def test_api_payment_without_key(invoice):
     # check the payment status
     response = await api_payment(invoice["payment_hash"])
     assert type(response) == dict
-    assert response["paid"] == True
+    assert response["paid"] is True
     # no key, that's why no "details"
     assert "details" not in response
 
@@ -218,7 +213,7 @@ async def test_api_payment_with_key(invoice, inkey_headers_from):
         invoice["payment_hash"], inkey_headers_from["X-Api-Key"]
     )
     assert type(response) == dict
-    assert response["paid"] == True
+    assert response["paid"] is True
     assert "details" in response
 
 
diff --git a/tests/core/views/test_generic.py b/tests/core/views/test_generic.py
index e8fc6fcc0..333251575 100644
--- a/tests/core/views/test_generic.py
+++ b/tests/core/views/test_generic.py
@@ -1,7 +1,4 @@
 import pytest
-import pytest_asyncio
-
-from tests.conftest import client
 
 
 @pytest.mark.asyncio
diff --git a/tests/core/views/test_public_api.py b/tests/core/views/test_public_api.py
index 6ebaeabd3..144cd161e 100644
--- a/tests/core/views/test_public_api.py
+++ b/tests/core/views/test_public_api.py
@@ -1,7 +1,4 @@
 import pytest
-import pytest_asyncio
-
-from lnbits.core.crud import get_wallet
 
 
 # check if the client is working
diff --git a/tests/extensions/bleskomat/conftest.py b/tests/extensions/bleskomat/conftest.py
index 13be2b579..595ba6b87 100644
--- a/tests/extensions/bleskomat/conftest.py
+++ b/tests/extensions/bleskomat/conftest.py
@@ -1,7 +1,6 @@
 import json
 import secrets
 
-import pytest
 import pytest_asyncio
 
 from lnbits.core.crud import create_account, create_wallet
diff --git a/tests/extensions/bleskomat/test_lnurl_api.py b/tests/extensions/bleskomat/test_lnurl_api.py
index ec4a26dad..a66c92204 100644
--- a/tests/extensions/bleskomat/test_lnurl_api.py
+++ b/tests/extensions/bleskomat/test_lnurl_api.py
@@ -1,7 +1,6 @@
 import secrets
 
 import pytest
-import pytest_asyncio
 
 from lnbits.core.crud import get_wallet
 from lnbits.extensions.bleskomat.crud import get_bleskomat_lnurl
@@ -10,8 +9,6 @@ from lnbits.extensions.bleskomat.helpers import (
     query_to_signing_payload,
 )
 from lnbits.settings import get_wallet_class, settings
-from tests.conftest import client
-from tests.extensions.bleskomat.conftest import bleskomat, lnurl
 from tests.helpers import credit_wallet, is_regtest
 
 WALLET = get_wallet_class()
@@ -115,7 +112,7 @@ async def test_bleskomat_lnurl_api_action_insufficient_balance(client, lnurl):
     assert wallet.balance_msat == 0
     bleskomat_lnurl = await get_bleskomat_lnurl(secret)
     assert bleskomat_lnurl, not None
-    assert bleskomat_lnurl.has_uses_remaining() == True
+    assert bleskomat_lnurl.has_uses_remaining() is True
     WALLET.pay_invoice.assert_not_called()
 
 
@@ -140,5 +137,5 @@ async def test_bleskomat_lnurl_api_action_success(client, lnurl):
     assert wallet.balance_msat == 50000
     bleskomat_lnurl = await get_bleskomat_lnurl(secret)
     assert bleskomat_lnurl, not None
-    assert bleskomat_lnurl.has_uses_remaining() == False
+    assert bleskomat_lnurl.has_uses_remaining() is False
     WALLET.pay_invoice.assert_called_once_with(pr, 2000)
diff --git a/tests/extensions/invoices/conftest.py b/tests/extensions/invoices/conftest.py
index 00b9c2375..522ba81fc 100644
--- a/tests/extensions/invoices/conftest.py
+++ b/tests/extensions/invoices/conftest.py
@@ -1,4 +1,3 @@
-import pytest
 import pytest_asyncio
 
 from lnbits.core.crud import create_account, create_wallet
diff --git a/tests/extensions/invoices/test_invoices_api.py b/tests/extensions/invoices/test_invoices_api.py
index ed236a8fd..3c337d7e8 100644
--- a/tests/extensions/invoices/test_invoices_api.py
+++ b/tests/extensions/invoices/test_invoices_api.py
@@ -1,12 +1,10 @@
 import pytest
-import pytest_asyncio
-from loguru import logger
+import pytest_asyncio  # noqa: F401
+from loguru import logger  # noqa: F401
 
-from lnbits.core.crud import get_wallet
-from tests.conftest import adminkey_headers_from, client, invoice
-from tests.extensions.invoices.conftest import accounting_invoice, invoices_wallet
-from tests.helpers import credit_wallet
-from tests.mocks import WALLET
+from lnbits.core.crud import get_wallet  # noqa: F401
+from tests.helpers import credit_wallet  # noqa: F401
+from tests.mocks import WALLET  # noqa: F401
 
 
 @pytest.mark.asyncio
@@ -80,7 +78,7 @@ async def test_invoices_api_partial_pay_invoice(
         f"/invoices/api/v1/invoice/{invoice_id}/payments/{payment_hash}"
     )
     assert response.status_code == 200
-    assert response.json()["paid"] == True
+    assert response.json()["paid"] is True
 
     # check invoice status
     response = await client.get(f"/invoices/api/v1/invoice/{invoice_id}")
@@ -124,7 +122,7 @@ async def test_invoices_api_partial_pay_invoice(
 #         f"/invoices/api/v1/invoice/{invoice_id}/payments/{payment_hash}"
 #     )
 #     assert response.status_code == 200
-#     assert response.json()["paid"] == True
+#     assert response.json()["paid"] is True
 
 #     # check invoice status
 #     response = await client.get(f"/invoices/api/v1/invoice/{invoice_id}")
diff --git a/tests/helpers.py b/tests/helpers.py
index 9bb10571a..9d2aae722 100644
--- a/tests/helpers.py
+++ b/tests/helpers.py
@@ -27,7 +27,7 @@ async def credit_wallet(wallet_id: str, amount: int):
 def get_random_string(N=10):
     return "".join(
         random.SystemRandom().choice(string.ascii_uppercase + string.digits)
-        for _ in range(10)
+        for _ in range(N)
     )
 
 
diff --git a/tools/conv.py b/tools/conv.py
index f01295fc7..1b35e25a3 100644
--- a/tools/conv.py
+++ b/tools/conv.py
@@ -50,11 +50,13 @@ def check_db_versions(sqdb):
     postgres.execute("SELECT * FROM public.dbversions;")
     dbpost = dict(postgres.fetchall())
 
-    for key in dblite.keys():
-        if key in dblite and key in dbpost and dblite[key] != dbpost[key]:
-            raise Exception(
-                f"sqlite database version ({dblite[key]}) of {key} doesn't match postgres database version {dbpost[key]}"
-            )
+    for key, value in dblite.items():
+        if key in dblite and key in dbpost:
+            version = dbpost[key]
+            if value != version:
+                raise Exception(
+                    f"sqlite database version ({value}) of {key} doesn't match postgres database version {version}"
+                )
 
     connection = postgres.connection
     postgres.close()
@@ -101,7 +103,7 @@ def insert_to_pg(query, data):
     connection.close()
 
 
-def migrate_core(file: str, exclude_tables: List[str] = []):
+def migrate_core(file: str, exclude_tables: List[str] = None):
     print(f"Migrating core: {file}")
     migrate_db(file, "public", exclude_tables)
     print("✅ Migrated core")
@@ -115,7 +117,7 @@ def migrate_ext(file: str):
     print(f"✅ Migrated ext: {schema}")
 
 
-def migrate_db(file: str, schema: str, exclude_tables: List[str] = []):
+def migrate_db(file: str, schema: str, exclude_tables: List[str] = None):
     # first we check if this file exists:
     assert os.path.isfile(file), f"{file} does not exist!"
 
@@ -133,7 +135,7 @@ def migrate_db(file: str, schema: str, exclude_tables: List[str] = []):
         # hard coded skip for dbversions (already produced during startup)
         if tableName == "dbversions":
             continue
-        if tableName in exclude_tables:
+        if exclude_tables and tableName in exclude_tables:
             continue
 
         columns = sq.execute(f"PRAGMA table_info({tableName})").fetchall()