检索子进程的输出。调用()
subprocess.call()
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StringIO.StringIO
stdout
Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/subprocess.py", line 444, in call return Popen(*popenargs, **kwargs).wait() File "/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/subprocess.py", line 588, in __init__ errread, errwrite) = self._get_handles(stdin, stdout, stderr) File "/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/subprocess.py", line 945, in _get_handles c2pwrite = stdout.fileno()AttributeError: StringIO instance has no attribute 'fileno'>>>
ibeautiful
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