From d839ba0c9beb3165e5249c5c8df6396d506cb048 Mon Sep 17 00:00:00 2001
From: Jashandeep Sohi <jashandeep.s.sohi@gmail.com>
Date: Sat, 12 Sep 2015 14:23:14 -0700
Subject: [PATCH] Drain response after every chunk write in StaticRoute.

---
 aiohttp/web_urldispatcher.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/aiohttp/web_urldispatcher.py b/aiohttp/web_urldispatcher.py
index 10fbf6ebf52..5cc7cd5da19 100644
--- a/aiohttp/web_urldispatcher.py
+++ b/aiohttp/web_urldispatcher.py
@@ -213,6 +213,7 @@ def handle(self, request):
             else:
                 while chunk:
                     resp.write(chunk)
+                    yield from resp.drain()
                     chunk = f.read(self._chunk_size)
 
         return resp