def __init__ ( self, value = '', auto_set = False, entries = 0,
                         exists = False, **metadata ):
        self.entries = entries
        self.auto_set = auto_set
        self.exists = exists

        super( BaseDirectory, self ).__init__( value, **metadata )
model query.
dataset/ETHPy150Open enthought/traits/traits/trait_types.py/BaseDirectory.__init__--crossover with--dataset/ETHPy150Open openstack/compass-core/compass/db/api/utils.py/model_query