@utils.positional(1 - Property._positional)
  def __init__(self, name=None, compressed=False, **kwds):
    if compressed:  # Compressed implies unindexed.
      kwds.setdefault('indexed', False)
    super(GenericProperty, self).__init__(name=name, **kwds)
    self._compressed = compressed
    if compressed and self._indexed:
      # TODO: Allow this, but only allow == and IN comparisons?
      raise NotImplementedError('GenericProperty %s cannot be compressed and '
                                'indexed at the same time.' % self._name)
dataset/ETHPy150Open GoogleCloudPlatform/datastore-ndb-python/ndb/model.py/GenericProperty.__init__/operator `+` -> `-`