test_futurize.py 文件源码

def test_literal_prefixes_are_not_stripped(self):
        """
        Tests to ensure that the u'' and b'' prefixes on unicode strings and
        byte strings are not removed by the futurize script.  Removing the
        prefixes on Py3.3+ is unnecessary and loses some information -- namely,
        that the strings have explicitly been marked as unicode or bytes,
        rather than just e.g. a guess by some automated tool about what they
        are.
        """
        code = '''
        s = u'unicode string'
        b = b'byte string'
        '''
        self.unchanged(code)