message: [tests] Remove unused optional verify_checksum parameter
  This optional parameter is never used, so remove it.
diff: @@ -45,7 +45,10 @@ def byte_to_base58(b, version):
  return result
  -def base58_to_byte(s, verify_checksum=True):
  +def base58_to_byte(s):
  + """Converts a base58-encoded string to its data and version.
  +
  + Throws if the base58 checksum is invalid."""
  if not s:
  return b''
  n = 0
  @@ -65,7 +68,8 @@ def base58_to_byte(s, verify_checksum=True):
  else:
  break
  res = b'\x00' * pad + res
  - if verify_checksum:
  +
  + # Assert if the checksum is invalid
  assert_equal(hash256(res[:-4])[:4], res[-4:])
  return res[1:-4], int(res[0])
  