Optimize imports

telethon/network/connection.py

@@ -118,10 +118,6 @@ class Connection:
     def close(self):
         self.conn.close()
 
-    def get_client_delay(self):
-        """Gets the client read delay"""
-        return self.conn.delay
-
     # region Receive message implementations
 
     def recv(self):

telethon/network/mtproto_sender.py

@@ -1,14 +1,14 @@
 import gzip
-from threading import RLock, Thread
+import logging
+from threading import RLock
 
 from .. import helpers as utils
 from ..crypto import AES
-from ..errors import BadMessageError, InvalidDCError, rpc_message_to_error
+from ..errors import BadMessageError, rpc_message_to_error
+from ..extensions import BinaryReader, BinaryWriter
 from ..tl.all_tlobjects import tlobjects
 from ..tl.types import MsgsAck
-from ..extensions import BinaryReader, BinaryWriter
 
-import logging
 logging.getLogger(__name__).addHandler(logging.NullHandler())