def tzname(self, dt):
        raise NotImplementedError("tzinfo subclass must override tzname()")
Generates a safe filename that is unlikely to collide with existing objects
dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/datetime.py/tzinfo.tzname--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/getting-started-python/3-binary-data/bookshelf/storage.py/_safe_filename