像这样吗 这暗示着在您的方法中添加装饰器(如果您愿意,也可以基于此创建一个显式装饰器):
class Foo(object):
def __getattribute__(self,name):
attr = object.__getattribute__(self, name)
if hasattr(attr, '__call__'):
def newfunc(*args, **kwargs):
print('before calling %s' %attr.__name__)
result = attr(*args, **kwargs)
print('done calling %s' %attr.__name__)
return result
return newfunc
else:
return attr
当您现在尝试类似的方法:
class Bar(Foo):
def myFunc(self, data):
print("myFunc: %s"% data)
bar = Bar()
bar.myFunc(5)
你会得到:
before calling myFunc
myFunc: 5
done calling myFunc