def tearDown(self):
        os.chmod(self.dir, 0777)
        if os.path.exists(self.path):
            os.chmod(self.path, 0777)
Restore back write rights on created paths: if tests modified the
dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/test/test_logfile.py/LogFileTestCase.tearDown