def _apply_correlated(self, value_maps):

    for map in value_maps:
      if self._subfilter._apply(map):
        return True
    return False
Applies sub-filter to the correlated value maps.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/datastore/datastore_query.py/CorrelationFilter._apply_correlated