cvp_client.py 文件源码

def _reset_session(self):
        ''' Get a new request session and try logging into the current
            CVP node. If the login succeeded None will be returned and
            self.session will be valid. If the login failed then an
            exception error will be returned and self.session will
            be set to None.
        '''
        self.session = requests.Session()
        error = None
        try:
            self._login()
        except (ConnectionError, CvpApiError, CvpRequestError,
                CvpSessionLogOutError, HTTPError, ReadTimeout, Timeout,
                TooManyRedirects) as error:
            self.log.error(error)
            # Any error that occurs during login is a good reason not to use
            # this CVP node.
            self.session = None
        return error