How to use the ciscoconfparse.ccp_util.IPv6Obj function in ciscoconfparse

def testIPv6Obj_recursive():
    """IPv6Obj() should be able to parse itself"""
    obj = IPv6Obj(IPv6Obj('fe80:a:b:c:d:e::1/64'))
    assert str(obj.ip_object)=='fe80:a:b:c:d:e:0:1'
    assert obj.prefixlen==64

def network_object(self):
        try:
            if self._address_family == 'ip':
                return IPv4Obj(
                    '%s/%s' % (self.network, self.masklen), strict=False)
            elif self._address_family == 'ipv6':
                return IPv6Obj('%s/%s' % (self.network, self.masklen))
        except:
            return None

def network_object(self):
        try:
            if self._address_family == 'ip':
                return IPv4Obj(
                    '%s/%s' % (self.network, self.netmask), strict=False)
            elif self._address_family == 'ipv6':
                return IPv6Obj('%s/%s' % (self.network, self.masklen))
        except:
            return None