def id_is_variable(self):
        return not self.defined
Close the file.
dataset/ETHPy150Open openworm/PyOpenWorm/PyOpenWorm/dataObject.py/DataObject.id_is_variable--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/blobstore/blobstore.py/BlobReader.close