def delete(self, image_file, delete_thumbnails=True):
        if delete_thumbnails:
            self.delete_thumbnails(image_file)
        self._delete(image_file.key)
L{BuildTarballsScript.main} invokes L{buildAllTarballs} with
dataset/ETHPy150Open mariocesar/sorl-thumbnail/sorl/thumbnail/kvstores/base.py/KVStoreBase.delete--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/python/test/test_release.py/ScriptTests.test_buildTarballsScript