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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 run_cmd(self, *args, **kwargs):
 """ Unix style output, already replace \r\n to \n Args: - timeout (float):
 timeout for a command exec """

        timeout = kwargs.pop('timeout', None)
        p = self.raw_cmd(*args, **kwargs)
        return p.communicate(timeout=timeout)[0].decode('utf-8').replace('\r\n', '\n')