Call Chat/Sender Getter init methods

telethon/events/callbackquery.py

@@ -95,11 +95,9 @@ class CallbackQuery(EventBuilder):
         """
         def __init__(self, query, peer, msg_id):
             super().__init__(peer, msg_id=msg_id)
+            SenderGetter.__init__(self, query.user_id)
             self.query = query
             self.data_match = None
-            self._sender_id = query.user_id
-            self._input_sender = None
-            self._sender = None
             self._message = None
             self._answered = False
 

telethon/events/common.py

@@ -134,11 +134,10 @@ class EventCommon(ChatGetter, abc.ABC):
     _event_name = 'Event'
 
     def __init__(self, chat_peer=None, msg_id=None, broadcast=False):
+        super().__init__(self, chat_peer, broadcast=broadcast)
         self._entities = {}
         self._client = None
-        self._chat_peer = chat_peer
         self._message_id = msg_id
-        self._broadcast = broadcast
         self.original_update = None
 
     def _set_client(self, client):

telethon/events/inlinequery.py

@@ -80,12 +80,10 @@ class InlineQuery(EventBuilder):
         """
         def __init__(self, query):
             super().__init__(chat_peer=types.PeerUser(query.user_id))
+            SenderGetter.__init__(self, query.user_id)
             self.query = query
             self.pattern_match = None
             self._answered = False
-            self._sender_id = query.user_id
-            self._input_sender = None
-            self._sender = None
 
         def _set_client(self, client):
             super()._set_client(client)

telethon/events/userupdate.py

@@ -101,9 +101,7 @@ class UserUpdate(EventBuilder):
                 # We need the client to actually figure out its type.
                 super().__init__(chat_id)
 
-            self._sender_id = user_id
-            self._input_sender = None
-            self._sender = None
+            SenderGetter.__init__(self, user_id)
 
             self.online = None if status is None else \
                 isinstance(status, types.UserStatusOnline)