def extend(self, errors):
        for error in errors:
            self.add(error)
Returns an object containing simple averages of all the event stats
dataset/ETHPy150Open nicolaiarocci/cerberus/cerberus/errors.py/BaseErrorHandler.extend--crossover with--dataset/ETHPy150Open linkedin/mobster/src/linkedin/mobster/har/merge.py/avg_event_stats