def test_missingdir(self):
        """
        Setting subdir to nonexistent directory should raise an error.
        """
        try:
            self.auth.load_creds(subdir='/nosuchdir')
        # raises ValueError (zero length field name in format) for python 2.6
        # OSError for the rest
        except __HOLE__:
            pass
        except ValueError:
            pass
        except Exception as e:
            self.fail('Unexpected exception thrown: %s' % e)
        else:
            self.fail('OSError exception not thrown.')
dataset/ETHPy150Open nltk/nltk/nltk/test/unit/test_twitter_auth.py/TestCredentials.test_missingdir