From 5b9b17c4a0654811aeda4184d159dafb5e0e4041 Mon Sep 17 00:00:00 2001
From: Miguel Grinberg <miguel.grinberg@gmail.com>
Date: Tue, 21 Mar 2017 18:54:31 -0700
Subject: [PATCH] Fix variable referenced before assignment

Fixes #85
---
 socketio/asyncio_server.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/socketio/asyncio_server.py b/socketio/asyncio_server.py
index 19d0f89..ea0699a 100644
--- a/socketio/asyncio_server.py
+++ b/socketio/asyncio_server.py
@@ -313,7 +313,7 @@ class AsyncServer(server.Server):
                 try:
                     ret = await self.handlers[namespace][event](*args)
                 except asyncio.CancelledError:  # pragma: no cover
-                    pass
+                    ret = None
             else:
                 ret = self.handlers[namespace][event](*args)
             return ret