Move Message redefinitions back to patched

Fixes #1695. This matches the older behaviour better, although the
patched module is now written manually.

telethon/tl/custom/message.py

@@ -11,7 +11,7 @@
 
 # TODO Figure out a way to have the code generator error on missing fields
 # Maybe parsing the init function alone if that's possible.
-class _Message(ChatGetter, SenderGetter):
+class Message(ChatGetter, SenderGetter, TLObject):
     """
     This custom class aggregates both :tl:`Message` and
     :tl:`MessageService` to ease accessing their members.
@@ -1130,22 +1130,3 @@ def _document_by_attribute(self, kind, condition=None):
                     return None
 
     # endregion Private Methods
-
-
-class MessageEmpty(_Message, types.MessageEmpty):
-    pass
-
-types.MessageEmpty = MessageEmpty
-alltlobjects.tlobjects[MessageEmpty.CONSTRUCTOR_ID] = MessageEmpty
-
-class MessageService(_Message, types.MessageService):
-    pass
-
-types.MessageService = MessageService
-alltlobjects.tlobjects[MessageService.CONSTRUCTOR_ID] = MessageService
-
-class Message(_Message, types.Message):
-    pass
-
-types.Message = Message
-alltlobjects.tlobjects[Message.CONSTRUCTOR_ID] = Message

telethon/tl/patched/__init__.py

@@ -1,2 +1,20 @@
-# Compatibility for people relying on this module
-from ..custom.message import MessageEmpty, MessageService, Message
+from .. import types, alltlobjects
+from ..custom.message import Message as _Message
+
+class MessageEmpty(_Message, types.MessageEmpty):
+    pass
+
+types.MessageEmpty = MessageEmpty
+alltlobjects.tlobjects[MessageEmpty.CONSTRUCTOR_ID] = MessageEmpty
+
+class MessageService(_Message, types.MessageService):
+    pass
+
+types.MessageService = MessageService
+alltlobjects.tlobjects[MessageService.CONSTRUCTOR_ID] = MessageService
+
+class _Message(_Message, types.Message):
+    pass
+
+Message = _Message
+types.Message = Message