OK I get it, and that seems like it should work. But when I simulate a permissions error by setting the file to unwritable I get an error:
outdata, errdata = process.communicate() Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/Library/Frameworks/Python.framework/Versions/3.1/lib/ python3.1/subprocess.py", line 715, in communicate return self._communicate(input) File "/Library/Frameworks/Python.framework/Versions/3.1/lib/ python3.1/subprocess.py", line 1191, in _communicate stdout, stderr = self._communicate_with_poll(input) File "/Library/Frameworks/Python.framework/Versions/3.1/lib/ python3.1/subprocess.py", line 1236, in _communicate_with_poll register_and_append(self.stdout, select_POLLIN_POLLPRI) File "/Library/Frameworks/Python.framework/Versions/3.1/lib/ python3.1/subprocess.py", line 1223, in register_and_append poller.register(file_obj.fileno(), eventmask) ValueError: I/O operation on closed file Is there a way to trap the last line and handle it instead of crashing my webapp? -- Gnarlie -- http://mail.python.org/mailman/listinfo/python-list