def _getIPv4Map(self):
        if self._ipversion != 6:
            return None
        if (self.ip >> 32) != 0xffff:
            return None
        ipv4 = self.ip & 0xffffffff
        if self._prefixlen != 128:
            ipv4 = (ipv4, 32-(128-self._prefixlen)) % '%s/%s'
        return IP(ipv4, ipversion=4)
dataset/ETHPy150Open fp7-ofelia/ocf/ofam/src/src/foamext/IPy.py/IP._getIPv4Map/swapped operands of `%`