@property
    def service_endpoint_uri(self):
        return self._service_endpoint_uri
Two lines from Word.task will cause two `mapper` call.
dataset/ETHPy150Open Microsoft/ApplicationInsights-Python/applicationinsights/channel/SenderBase.py/SenderBase.service_endpoint_uri--crossover with--dataset/ETHPy150Open spotify/luigi/test/contrib/hadoop_test.py/UseJsonAsDataInteterchangeFormatJob.requires