From 2bd63f788767da7a23892f25f927bc12511ee13c Mon Sep 17 00:00:00 2001
From: JosXa <joscha.goetzer@gmail.com>
Date: Tue, 20 Feb 2018 15:14:10 +0100
Subject: [PATCH] Forgot the actual try catch clause

---
 telethon/telegram_client.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/telethon/telegram_client.py b/telethon/telegram_client.py
index 648bdfdd..2da08a2d 100644
--- a/telethon/telegram_client.py
+++ b/telethon/telegram_client.py
@@ -1780,7 +1780,11 @@ class TelegramClient(TelegramBareClient):
             event = builder.build(update)
             if event:
                 event._client = self
-                callback(event)
+                try:
+                    callback(event)
+                except StopPropagation:
+                    __log__.info("Event handler '{}' stopped chain of propagation for update {}.".format(
+                        callback.__name__, type(update).__name__))
 
     def add_event_handler(self, callback, event):
         """