def test_chroot(self):
        self.runner.setupEnvironment("/foo/bar", ".", True, None, None)
        self.assertEqual(self.root, "/foo/bar")
real fraction part
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/test/test_twistd.py/UnixApplicationRunnerSetupEnvironmentTests.test_chroot--crossover with--dataset/ETHPy150Open algorhythms/LeetCode/166 Fraction to Recurring Decimal.py/Solution.frac