'Dirty patch to reset `SWbemServices.ExecQuery.call_count` and
`SWbemServices._exec_query_run_time` to 0, and the wmi query params'

@classmethod
def reset(cls):

    cls._exec_query_call_count.reset()
    cls._exec_query_run_time = 0
    cls._last_wmi_query = None
    cls._last_wmi_flags = None
