def teardown(self):
    '\n        clean environment\n        :return:\n        '
    self._log.info('============= {0} Teardown============'.format(self.casename))
    return
clean environment
:return:
def teardown(self):
    '\n        clean environment\n        :return:\n        '
    self._log.info('============= {0} Teardown============'.format(self.casename))
    return