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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _fake_openassociatorinstances(self, namespace, **params):
 """ Implements WBEM server responder for WBEMConnection.OpenAssociatorInstances with data from the instance repository. """

        self._validate_namespace(namespace)
        self._validate_open_params(**params)
        params['ObjectName'] = params['InstanceName']
        del params['InstanceName']

        result = self._fake_associators(namespace, **params)

        objects = [] if result is None else [x[2] for x in result[0][2]]

        return self._open_response(objects, namespace,
                                   'PullInstancesWithPath', **params)