def tell(self):  # pylint: disable=invalid-name
    return self._position
Ensure select_related together with only on a proxy model behaves
dataset/ETHPy150Open GoogleCloudPlatform/gsutil/gslib/resumable_streaming_upload.py/ResumableStreamingJsonUploadWrapper.tell--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/tests/modeltests/defer/tests.py/DeferTests.test_defer_proxy