python class name inside it's declaration

gistfile1.txt

def get_classname():
    return traceback.extract_stack()[-2][2] # in inner call

def get_classname_for_method_decorator():
    return traceback.extract_stack()[-3][2] # in inner call

def decorator(func):
    classname = get_classname_for_method_decorator()
    return func

class Foo(object):
    class_name = traceback.extract_stack()[-1][2]  # in class definition
    class_name = get_classname()
    
    @decorator
    def foo_method(self):
        pass