def __init__(self, entity_iterator, orderings):
      self.__entity_iterator = entity_iterator
      self.__entity = None
      self.__min_max_value_cache = {}
      try:
        self.__entity = entity_iterator.next()
      except StopIteration:
        pass
      else:
        self.__orderings = orderings
Ctor.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/datastore.py/MultiQuery.SortOrderEntity.__init__