내장함수 - issubclass(class, classinfo)

https://docs.python.org/2/library/functions.html#issubclass

issubclass(class, classinfo)

Param class가 param classinfo의 sub class가 맞으면 True를 리턴한다.

>>> class fooboo(object):

...     def __init__(self, val):

...             self.val = val

... 

>>> class gooboo(fooboo):

...     def __init__(self, val, val2):

...             self.val = val

...             self.val2 = val2

... 

>>> issubclass(gooboo, fooboo)

True

>>> issubclass(fooboo, gooboo)

False

>>> issubclass(fooboo, object)

True