Apply several lints

telethon/tl/custom/chatgetter.py

@@ -14,6 +14,10 @@ class ChatGetter(abc.ABC):
     `_input_chat`, `_chat_peer`, `_broadcast` and `_client`. As an end
     user, you should not worry about this.
     """
+    def __init__(self):
+        self._chat = self._input_chat = self._chat_peer = \
+            self._client = self._broadcast = None
+
     @property
     def chat(self):
         """

telethon/tl/custom/inlinebuilder.py

@@ -56,6 +56,7 @@ class InlineBuilder:
     def __init__(self, client):
         self._client = client
 
+    # noinspection PyIncorrectDocstring
     async def article(
             self, title, description=None,
             *, url=None, thumb=None, content=None,
@@ -107,6 +108,7 @@ class InlineBuilder:
 
         return result
 
+    # noinspection PyIncorrectDocstring
     async def photo(
             self, file, *, id=None,
             text=None, parse_mode=(), link_preview=True,
@@ -154,6 +156,7 @@ class InlineBuilder:
 
         return result
 
+    # noinspection PyIncorrectDocstring
     async def document(
             self, file, title=None, *, description=None, type=None,
             mime_type=None, attributes=None, force_document=False,
@@ -236,6 +239,7 @@ class InlineBuilder:
 
         return result
 
+    # noinspection PyIncorrectDocstring
     async def game(
             self, short_name, *, id=None,
             text=None, parse_mode=(), link_preview=True,

telethon/tl/custom/message.py

@@ -519,12 +519,12 @@ class Message(ChatGetter, SenderGetter, TLObject, abc.ABC):
     @property
     def action_entities(self):
         """
-        Returns a list of entities that can took part in this action.
+        Returns a list of entities that took part in this action.
 
         Possible cases for this are :tl:`MessageActionChatAddUser`,
         :tl:`types.MessageActionChatCreate`, :tl:`MessageActionChatDeleteUser`,
         :tl:`MessageActionChatJoinedByLink` :tl:`MessageActionChatMigrateTo`
-        and :tl:`MessageActionChannelMigrateFrom).
+        and :tl:`MessageActionChannelMigrateFrom`.
 
         If the action is neither of those, the result will be ``None``.
         If some entities could not be retrieved, the list may contain

telethon/tl/custom/sendergetter.py

@@ -11,6 +11,10 @@ class SenderGetter(abc.ABC):
     `_input_sender`, `_sender_id` and `_client`. As an end user, you
     should not worry about this.
     """
+    def __init__(self):
+        self._sender = self._input_sender = self._sender_id = \
+            self._client = None
+
     @property
     def sender(self):
         """
@@ -79,3 +83,9 @@ class SenderGetter(abc.ABC):
         """
         Re-fetches sender information through other means.
         """
+
+    @abc.abstractmethod
+    async def _reload_message(self):
+        """
+        Subclasses should implement message reloading.
+        """