json_filter.py 文件源码

def _op_compare(self, args, op):
        """Returns True if the specified operator can successfully
        compare the first item in the args with all the rest. Will
        return False if only one item is in the list.
        """
        if len(args) < 2:
            return False
        if op is operator.contains:
            bad = args[0] not in args[1:]
        else:
            bad = [arg for arg in args[1:]
                    if not op(args[0], arg)]
        return not bool(bad)