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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 write_batch(self, batch):
 """ Receives the batch and writes it. This method is usually called from a manager. """

        for item in batch:
            for key in item:
                self.aggregated_info['occurrences'][key] += 1
            self.increment_written_items()
            if self.items_limit and self.items_limit == self.get_metadata('items_count'):
                raise ItemsLimitReached('Finishing job after items_limit reached: {} items written.'
                                        .format(self.get_metadata('items_count')))
        self.logger.debug('Wrote items')