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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def silent_popen(args, **kwargs):
 """Wrapper for subprocess.Popen with suppressed output. STERR is redirected to STDOUT which is piped back to the calling process and returned as the result. """

    return subprocess.Popen(args,
                            stderr=subprocess.STDOUT,
                            stdout=subprocess.PIPE, **kwargs).communicate()[0]