Make use of the MTProtoLayer in MTProtoSender

telethon/network/requeststate.py

@@ -0,0 +1,18 @@
+import asyncio
+
+
+class RequestState:
+    """
+    This request state holds several information relevant to sent messages,
+    in particular the message ID assigned to the request, the container ID
+    it belongs to, the request itself, the request as bytes, and the future
+    result that will eventually be resolved.
+    """
+    __slots__ = ('container_id', 'msg_id', 'request', 'data', 'future')
+
+    def __init__(self, request, loop):
+        self.container_id = None
+        self.msg_id = None
+        self.request = request
+        self.data = bytes(request)
+        self.future = asyncio.Future(loop=loop)