def save(self, data=None, url=None):

        if data is None:
            data = self.properties.copy()

        data['pixel_target_expr'] = self._serialize_target_expr()

        if getattr(self, 'use_campaign_start', False) and data in 'start_date':
            self.properties.pop('start_date', None)
            data['start_date'] = None
        if getattr(self, 'use_campaign_end', False) and 'end_date' in data:
            self.properties.pop('end_date', None)
            data['end_date'] = None

        super(Strategy, self).save(data=data, url=url)

        self._deserialize_target_expr()
dataset/ETHPy150Open MediaMath/t1-python/terminalone/models/strategy.py/Strategy.save/swapped operands of `in`