logic.py 文件源码

def _decorate_class(self, cls):
        class _Meta(type):
            def __new__(cls, name, bases, attrs):
                for attr_name, attr in attrs.items():
                    if callable(attr):
                        attrs[attr_name] = self(attr)

                return super(_Meta, cls).__new__(cls, name, bases, attrs)

        return six.add_metaclass(_Meta)(cls)