Merge #11683: tests: Remove unused mininode functions {ser,deser}_int_vector(...). Remove unused imports.

f522fb7c9 tests: Remove unused mininode functions deser_int_vector(f) and ser_int_vector(l) (practicalswift)
0f3b752ec Remove unused imports (practicalswift)

Pull request description:

  * Remove unused mininode functions `deser_int_vector(f)` and `ser_int_vector(l)`. Last use removed in 3858aabbd0. Friendly ping @jnewbery :-)
  * Remove unused imports.

Tree-SHA512: 840c5623eae9f929561f6e86816883c5904ec1af82fc8d5e56dee1c0b1fe22e8600c10f7358ed8b556b3aec8c65c4910f6eee30e8015a573c4df8bef91124d3e

test/functional/test_framework/messages.py

@@ -167,21 +167,6 @@ def ser_string_vector(l):
     return r
 
 
-def deser_int_vector(f):
-    nit = deser_compact_size(f)
-    r = []
-    for i in range(nit):
-        t = struct.unpack("<i", f.read(4))[0]
-        r.append(t)
-    return r
-
-
-def ser_int_vector(l):
-    r = ser_compact_size(len(l))
-    for i in l:
-        r += struct.pack("<i", i)
-    return r
-
 # Deserialize from a hex string representation (eg from RPC)
 def FromHex(obj, hex_string):
     obj.deserialize(BytesIO(hex_str_to_bytes(hex_string)))