code: def get_dataset(self, dsid, info):
          
  
          dsid_name = dsid.name
          if dsid_name in self.cache:
              logger.debug('Get the data set from cache: %s.', dsid_name)
              return self.cache[dsid_name]
          if dsid_name in ['lon', 'lat'] and dsid_name not in self.nc:
              dsid_name = dsid_name + '_reduced'
  
          logger.debug('Reading %s.', dsid_name)
          variable = self.nc[dsid_name]
          variable = self.remove_timedim(variable)
          variable = self.scale_dataset(dsid, variable, info)
  
          if dsid_name.endswith('_reduced'):
              # Get full resolution lon,lat from the reduced (tie points) grid
              self.upsample_geolocation(dsid, info)
  
              return self.cache[dsid.name]
  
          return variable
docs: Load a dataset.