mirror of
https://github.com/believethehype/nostrdvm.git
synced 2025-03-30 12:25:46 +02:00
212 lines
12 KiB
Python
212 lines
12 KiB
Python
import json
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import time
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from datetime import timedelta
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from threading import Thread
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from nostr_sdk import (Keys, Client, Timestamp, Filter, nip04_decrypt, HandleNotification, EventBuilder, PublicKey,
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Options)
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from utils.admin_utils import admin_make_database_updates
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from utils.backend_utils import get_amount_per_task
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from utils.database_utils import get_or_add_user, update_user_balance, create_sql_table, update_sql_table, User
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from utils.definitions import EventDefinitions
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from utils.nostr_utils import send_event
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from utils.zap_utils import parse_zap_event_tags
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class Bot:
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def __init__(self, dvm_config, admin_config=None):
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self.NAME = "Bot"
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dvm_config.DB = "db/" + self.NAME + ".db"
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self.dvm_config = dvm_config
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self.admin_config = admin_config
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self.keys = Keys.from_sk_str(dvm_config.PRIVATE_KEY)
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wait_for_send = True
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skip_disconnected_relays = True
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opts = (Options().wait_for_send(wait_for_send).send_timeout(timedelta(seconds=self.dvm_config.RELAY_TIMEOUT))
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.skip_disconnected_relays(skip_disconnected_relays))
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self.client = Client.with_opts(self.keys, opts)
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pk = self.keys.public_key()
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print("Nostr BOT public key: " + str(pk.to_bech32()) + " Hex: " + str(pk.to_hex()) + " Name: " + self.NAME +
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" Supported DVM tasks: " +
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', '.join(p.NAME + ":" + p.TASK for p in self.dvm_config.SUPPORTED_DVMS) + "\n")
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for relay in self.dvm_config.RELAY_LIST:
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self.client.add_relay(relay)
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self.client.connect()
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zap_filter = Filter().pubkey(pk).kinds([EventDefinitions.KIND_ZAP]).since(Timestamp.now())
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dm_filter = Filter().pubkey(pk).kinds([EventDefinitions.KIND_DM]).since(Timestamp.now())
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self.client.subscribe([zap_filter, dm_filter])
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create_sql_table(self.dvm_config.DB)
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admin_make_database_updates(adminconfig=self.admin_config, dvmconfig=self.dvm_config, client=self.client)
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class NotificationHandler(HandleNotification):
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client = self.client
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dvm_config = self.dvm_config
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keys = self.keys
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def handle(self, relay_url, nostr_event):
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if nostr_event.kind() == EventDefinitions.KIND_DM:
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handle_dm(nostr_event)
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elif nostr_event.kind() == EventDefinitions.KIND_ZAP:
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handle_zap(nostr_event)
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def handle_msg(self, relay_url, msg):
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return
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def handle_dm(nostr_event):
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sender = nostr_event.pubkey().to_hex()
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try:
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decrypted_text = nip04_decrypt(self.keys.secret_key(), nostr_event.pubkey(), nostr_event.content())
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user = get_or_add_user(db=self.dvm_config.DB, npub=sender, client=self.client, config=self.dvm_config)
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# We do a selection of tasks now, maybe change this later, Idk.
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if decrypted_text[0].isdigit():
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index = int(decrypted_text.split(' ')[0]) - 1
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task = self.dvm_config.SUPPORTED_DVMS[index].TASK
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print("[" + self.NAME + "] Request from " + str(user.name) + " (" + str(user.nip05) + ", Balance: "
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+ str(user.balance) + " Sats) Task: " + str(task))
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duration = 1
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required_amount = get_amount_per_task(self.dvm_config.SUPPORTED_DVMS[index].TASK,
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self.dvm_config, duration)
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if user.isblacklisted:
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# For some reason an admin might blacklist npubs, e.g. for abusing the service
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evt = EventBuilder.new_encrypted_direct_msg(self.keys, nostr_event.pubkey(),
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"Your are currently blocked from all "
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"services.",None).to_event(self.keys)
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send_event(evt, client=self.client, dvm_config=dvm_config)
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elif user.iswhitelisted or user.balance >= required_amount or required_amount == 0:
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if not user.iswhitelisted:
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balance = max(user.balance - required_amount, 0)
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update_sql_table(db=self.dvm_config.DB, npub=user.npub, balance=balance,
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iswhitelisted=user.iswhitelisted, isblacklisted=user.isblacklisted,
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nip05=user.nip05, lud16=user.lud16, name=user.name,
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lastactive=Timestamp.now().as_secs())
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time.sleep(2.0)
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evt = EventBuilder.new_encrypted_direct_msg(self.keys, nostr_event.pubkey(),
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"Your Job is now scheduled. New balance is " +
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str(balance)
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+ " Sats.\nI will DM you once I'm done "
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"processing.",
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nostr_event.id()).to_event(self.keys)
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else:
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time.sleep(2.0)
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evt = EventBuilder.new_encrypted_direct_msg(self.keys, nostr_event.pubkey(),
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"Your Job is now scheduled. As you are "
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"whitelisted, your balance remains at"
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+ str(user.balance) + " Sats.\n"
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"I will DM you once I'm "
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"done processing.",
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nostr_event.id()).to_event(self.keys)
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print("[" + self.NAME + "] Replying " + user.name + " with \"scheduled\" confirmation")
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send_event(evt, client=self.client, dvm_config=dvm_config)
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i_tag = decrypted_text.replace(decrypted_text.split(' ')[0] + " ", "")
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# TODO more advanced logic, more parsing, params etc, just very basic test functions for now
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dvm_keys = Keys.from_sk_str(self.dvm_config.SUPPORTED_DVMS[index].PK)
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params = {
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"sender": nostr_event.pubkey().to_hex(),
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"input": i_tag,
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"task": self.dvm_config.SUPPORTED_DVMS[index].TASK
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}
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message = json.dumps(params)
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evt = EventBuilder.new_encrypted_direct_msg(self.keys, dvm_keys.public_key(),
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message, None).to_event(self.keys)
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print("[" + self.NAME + "] Forwarding task " + self.dvm_config.SUPPORTED_DVMS[index].TASK +
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" for user " + user.name + " to " + self.dvm_config.SUPPORTED_DVMS[index].NAME)
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send_event(evt, client=self.client, dvm_config=dvm_config)
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else:
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print("payment-required")
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time.sleep(2.0)
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evt = EventBuilder.new_encrypted_direct_msg(self.keys, nostr_event.pubkey(),
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"Balance required, please zap me with at least " +
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str(int(required_amount - user.balance))
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+ " Sats, then try again.",
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nostr_event.id()).to_event(self.keys)
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send_event(evt, client=self.client, dvm_config=dvm_config)
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# TODO if we receive the result from one of the dvms, need some better management, maybe check for keys
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elif decrypted_text.startswith('{"result":'):
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dvm_result = json.loads(decrypted_text)
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user_npub_hex = dvm_result["sender"]
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user = get_or_add_user(db=self.dvm_config.DB, npub=user_npub_hex,
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client=self.client, config=self.dvm_config)
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print("[" + self.NAME + "] Received results, message to orignal sender " + user.name)
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reply_event = EventBuilder.new_encrypted_direct_msg(self.keys,
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PublicKey.from_hex(user.npub),
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dvm_result["result"],
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None).to_event(self.keys)
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send_event(reply_event, client=self.client, dvm_config=dvm_config)
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else:
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print("[" + self.NAME + "] Message from " + user.name + ": " + decrypted_text)
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message = "DVMs that I support:\n\n"
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index = 1
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for p in self.dvm_config.SUPPORTED_DVMS:
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message += str(index) + " " + p.NAME + " " + p.TASK + " " + str(p.COST) + " Sats" + "\n"
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index += 1
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time.sleep(1.0)
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evt = EventBuilder.new_encrypted_direct_msg(self.keys, nostr_event.pubkey(),
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message + "\nSelect an Index and provide an input ("
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"e.g. 1 A purple ostrich)",
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nostr_event.id()).to_event(self.keys)
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send_event(evt, client=self.client, dvm_config=dvm_config)
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except Exception as e:
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print("Error in bot " + str(e))
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def handle_zap(zap_event):
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print("[" + self.NAME + "] Zap received")
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try:
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invoice_amount, zapped_event, sender, anon = parse_zap_event_tags(zap_event,
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self.keys, self.NAME,
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self.client, self.dvm_config)
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user = get_or_add_user(self.dvm_config.DB, sender, client=self.client, config=self.dvm_config)
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if zapped_event is not None:
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if not anon:
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print("[" + self.NAME + "] Note Zap received for Bot balance: " + str(
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invoice_amount) + " Sats from " + str(
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user.name))
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update_user_balance(self.dvm_config.DB, sender, invoice_amount, client=self.client,
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config=self.dvm_config)
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# a regular note
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elif not anon:
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print("[" + self.NAME + "] Profile Zap received for Bot balance: " + str(
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invoice_amount) + " Sats from " + str(
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user.name))
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update_user_balance(self.dvm_config.DB, sender, invoice_amount, client=self.client,
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config=self.dvm_config)
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except Exception as e:
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print("[" + self.NAME + "] Error during content decryption:" + str(e))
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self.client.handle_notifications(NotificationHandler())
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while True:
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time.sleep(1.0)
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def run(self):
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bot = Bot
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nostr_dvm_thread = Thread(target=bot, args=[self.dvm_config])
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nostr_dvm_thread.start()
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