def __str__(self):
        if self.length is None:
            length = '*'
        else:
            length = self.length
        if self.start is None:
            assert self.stop is None
            return length % 'bytes */%s'
        stop = self.stop - 1 # from non-inclusive to HTTP-style
        return 'bytes %s-%s/%s' % (self.start, stop, length)
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/webob-1.2.3/webob/byterange.py/ContentRange.__str__/swapped operands of `%`