code: def _cache_get(self, date):
          
          if date in self.cache_data:
              logger.debug('Using class-cached data for date %s',
                           date.strftime('%Y-%m-%d'))
              return self.cache_data[date]
          logger.debug('Getting data from cache for date %s',
                       date.strftime('%Y-%m-%d'))
          data = self.cache.get(self.project_name, date)
          self.cache_data[date] = data
          return data
docs: Return cache data for the specified day; cache locally in this class.
  
          :param date: date to get data for
          :type date: datetime.datetime
          :return: cache data for date
          :rtype: dict