[issue1336] subprocess.Popen hangs when child writes to stderr

Jonathan Amsterdam added the comment: It's an honor to hear from you, BDFL. I'm just a Python user, not a developer, so the time it would take me to check out, compile, test, etc. would dwarf the change itself (removing two lines from file_dealloc). There is another solution, foll

[issue1336] subprocess.Popen hangs when child writes to stderr

New submission from Jonathan Amsterdam: This is under Linux (2.6). I occasionally see subprocess.Popen() fail to return, and I have finally figured out roughly what's going on. It involves the GC and stderr. 1. os.fork() 2. Parent blocks reading from errpipe_read (subprocess.py:982)