On Monday 28 May 2007 18:54:47 Jeremy Moskovich wrote: > Hi, > I'm having consistent problems using the python subprocess module in > PyQT applications. > > os.read() & os.wait() calls seem to be interrupted intermittently, in a > manner similar to the following stack trace: > > File "/homes/jeremym/programs/python2.5/lib/python2.5/subprocess.py", > line 593, in __init__ > errread, errwrite) > File "/homes/jeremym/programs/python2.5/lib/python2.5/subprocess.py", > line 1046, in _execute_child > data = os.read(errpipe_read, 1048576) # Exceptions limited to 1 MB > OSError: [Errno 4] Interrupted system call > > The only mention I could find about this online is at: > http://mail.python.org/pipermail/python-list/2007-February/427031.html > which just recommends retrying the operation. > > Does anyone know what the root of this problem is? How can it be solved > effectively
You might want to try the following patch http://librarian.launchpad.net/6820347/subprocess-eintr-safety.patch . The bug report is @ http://sourceforge.net/tracker/index.php?func=detail&aid=1068268&group_id=5470&atid=105470 /ismail -- Perfect is the enemy of good
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