test_dbm.py 文件源码

def test_whichdb_ndbm(self):
        # Issue 17198: check that ndbm which is referenced in whichdb is defined
        db_file = '{}_ndbm.db'.format(_fname)
        with open(db_file, 'w'):
            self.addCleanup(test.support.unlink, db_file)
        self.assertIsNone(self.dbm.whichdb(db_file[:-3]))