def __repr__(self):
        rstr = ''
        if self.attributes:
            rstr += ', attributes=%r' % self.attributes
        if self._specials:
            rstr += ', specials=%r' % self._specials
        if self.children:
            rstr += ', children=%r' % self.children
        return (self.tagName, rstr) % "Tag(%r%s)"
dataset/ETHPy150Open twisted/nevow/nevow/stan.py/Tag.__repr__/swapped operands of `%`