def combine_sp_values(self, other):
if self.values is None:<EOL><INDENT>ret = IdValues()<EOL><DEDENT>else:<EOL><INDENT>ret = IdValues({k: int(v) * int(other.values[k]) for k, v in<EOL>self.values.items()})<EOL><DEDENT>return ret<EOL>
sp_values * sp_values