From cd410d7fd7da79576f699fafa6eea9382bf2dc86 Mon Sep 17 00:00:00 2001
From: Lonami Exo <totufals@hotmail.com>
Date: Sun, 6 May 2018 18:59:53 +0200
Subject: [PATCH] Call disconnect on ConnectionResetError hoping a reconnection

Maybe self._reconnect() had no effect unless a clean disconnect
was done, and so retrying would be mostly useless. Just a guess.
---
 telethon/telegram_bare_client.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/telethon/telegram_bare_client.py b/telethon/telegram_bare_client.py
index 0ad9f736..cf19c1d1 100644
--- a/telethon/telegram_bare_client.py
+++ b/telethon/telegram_bare_client.py
@@ -519,6 +519,11 @@ class TelegramBareClient:
             __log__.warning('Connection was reset while invoking')
             if self._user_connected:
                 # Server disconnected us, __call__ will try reconnecting.
+                try:
+                    self._sender.disconnect()
+                except:
+                    pass
+
                 return None
             else:
                 # User never called .connect(), so raise this error.