<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def enable_batch(self, onerror="continue"):
 """ Enables batch request gathering. Do this first and then consecutively call "add_request" to add more requests. :param onerror: "continue" (default) if one request fails (and response with soap Faults for the request) or "stop" processing. """


        self.batch_request = True
        self.batch_request_id = 1

        self._create_batch_node(onerror)