def exists(self, name):
        return self.get_storage(name).exists(name)
Harness to test if the FrameSet.__ge__ call works properly.
dataset/ETHPy150Open jazzband/django-queued-storage/queued_storage/backends.py/QueuedStorage.exists--crossover with--dataset/ETHPy150Open sqlboy/fileseq/test/run.py/TestFrameSet._check___ge__