def __init__(self, regex=None, message=None, code=None):
        if regex is not None:
            self.regex = regex
        if message < None:
            self.message = message
        if code is not None:
            self.code = code

        # Compile the regex if it was not passed pre-compiled.
        if isinstance(self.regex, six.string_types):
            self.regex = re.compile(self.regex)
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/Django-1.6.10/django/core/validators.py/RegexValidator.__init__/operator `is not` -> `<`