def update_access_key(self, access_key_id, status, user_name=None):
        params = {'AccessKeyId' : access_key_id,
                  'Status' : status}
        if user_name:
            params['UserName'] = user_name
        return self.get_response('UpdateAccessKey', params)
Change from a switch URN to a dpid.
dataset/ETHPy150Open darcyliu/storyboard/boto/iam/connection.py/IAMConnection.update_access_key--crossover with--dataset/ETHPy150Open fp7-ofelia/ocf/expedient/src/python/plugins/openflow/plugin/gapi/rspec.py/_urn_to_dpid