proxy.py

def SimpleProxy(subject):
    def __getattribute__(self, item):
        print(item)
        if item == '__subject__':
            return object.__getattribute__(self, item)
        return getattr(self.__subject__, item)

    attrs = {}

    def make_getter(i):
        def getter(self, *args, **kwargs):
            print(i)
            return getattr(self.__subject__, i)(*args, **kwargs)
        return getter

    for i in dir(subject):
        if not (i.startswith('__') and i.endswith('__')) or i in ['__new__', '__init__']:
            continue
        attrs[i] = make_getter(i)

    attrs.update({
        '__subject__': subject,
        '__getattribute__': __getattribute__,
    })

    return type(str('SimpleProxy'), (object,), attrs)()