'Executes cgroup_client.py with cmd parameter.
:param cmd: command to be executed
:return: subprocess.Popen() process'

def test(self, cmd):

    logging.debug("cg.test():    executing    parallel    process    '%s'", cmd)
    cmd = ((self._client + '    ') + cmd)
    process = subprocess.Popen(cmd, shell=True, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE, close_fds=True)
    return process
