Fix ci for 3.6 / asyncio / test_stdin_broken_pipe (#7212)

diff --git a/Lib/test/test_asyncio/test_subprocess.py b/Lib/test/test_asyncio/test_subprocess.py
index e8822c36698200bdd90f42129f3e4e08b638e674..0b2b17a4c3f97e010ba501d051cc814b2d960eeb 100644 (file)
--- a/Lib/test/test_asyncio/test_subprocess.py
+++ b/Lib/test/test_asyncio/test_subprocess.py
@@ -210,6 +210,7 @@ class SubprocessMixin:
 
         @asyncio.coroutine
         def write_stdin(proc, data):
+            yield from asyncio.sleep(0.5, loop=self.loop)
             proc.stdin.write(data)
             yield from proc.stdin.drain()