commit ae8520c70992710903819f24dbce4e7dd05d7ea8
Author: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com>
Date:   Wed Dec 21 02:24:19 2022 -0800

    GH-100133: fix `asyncio` subprocess losing `stderr` and `stdout` output (GH-100154)
    
    (cherry picked from commit a7715ccfba5b86ab09f86ec56ac3755c93b46b48)
    
    Co-authored-by: Kumar Aditya <59607654+kumaraditya303@users.noreply.github.com>

diff --git Lib/asyncio/base_subprocess.py Lib/asyncio/base_subprocess.py
index e15bb4141f..4c9b0dd565 100644
--- Lib/asyncio/base_subprocess.py
+++ Lib/asyncio/base_subprocess.py
@@ -215,9 +215,6 @@ def _process_exited(self, returncode):
             # object. On Python 3.6, it is required to avoid a ResourceWarning.
             self._proc.returncode = returncode
         self._call(self._protocol.process_exited)
-        for p in self._pipes.values():
-            if p is not None:
-                p.pipe.close()
 
         self._try_finish()