Remove unused validate_address() (#1520)

bleak/backends/bluezdbus/utils.py

@@ -1,15 +1,12 @@
 # -*- coding: utf-8 -*-
 import os
-import re
 
 from dbus_fast.auth import AuthExternal
 from dbus_fast.constants import MessageType
 from dbus_fast.message import Message
 
 from ...exc import BleakError, BleakDBusError
 
-_address_regex = re.compile("^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$")
-
 
 def assert_reply(reply: Message):
     """Checks that a D-Bus message is a valid reply.
@@ -23,10 +20,6 @@ def assert_reply(reply: Message):
     assert reply.message_type == MessageType.METHOD_RETURN
 
 
-def validate_address(address):
-    return _address_regex.match(address) is not None
-
-
 def extract_service_handle_from_path(path):
     try:
         return int(path[-4:], 16)