test_zipfile.py 文件源码

def test_close_erroneous_file(self):
        # This test checks that the ZipFile constructor closes the file object
        # it opens if there's an error in the file.  If it doesn't, the
        # traceback holds a reference to the ZipFile object and, indirectly,
        # the file object.
        # On Windows, this causes the os.unlink() call to fail because the
        # underlying file is still open.  This is SF bug #412214.
        #
        with open(TESTFN, "w") as fp:
            fp.write("this is not a legal zip file\n")
        try:
            zf = zipfile.ZipFile(TESTFN)
        except zipfile.BadZipFile:
            pass