def METHOD_NAME(self):
    # Try the temp file first.  If we do TESTFN2 first, then it hogs
    # gigabytes of disk space for the duration of the test.
    with TemporaryFile() as f:
        self.zipTest(f, zipfile.ZIP_STORED)
        self.assertFalse(f.closed)
    self.zipTest(TESTFN2, zipfile.ZIP_STORED)