From: Victor Stinner <victor.stinner@gmail.com>
Date: Thu, 15 Jan 2015 12:16:02 +0000 (+0100)
Subject: Issue #23242: asyncio.SubprocessStreamProtocol now closes the subprocess
X-Git-Tag: v3.4.3rc1~131
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=791009bb892de2991ea9a66ba1efbdaeb21b268f;p=python

Issue #23242: asyncio.SubprocessStreamProtocol now closes the subprocess
transport at subprocess exit.

Clear also its reference to the transport.
---

diff --git a/Lib/asyncio/subprocess.py b/Lib/asyncio/subprocess.py
index a028339c88..c848a21a8f 100644
--- a/Lib/asyncio/subprocess.py
+++ b/Lib/asyncio/subprocess.py
@@ -94,8 +94,11 @@ class SubprocessStreamProtocol(streams.FlowControlMixin,
                 reader.set_exception(exc)
 
     def process_exited(self):
-        # wake up futures waiting for wait()
         returncode = self._transport.get_returncode()
+        self._transport.close()
+        self._transport = None
+
+        # wake up futures waiting for wait()
         while self._waiters:
             waiter = self._waiters.popleft()
             if not waiter.cancelled():