MRO and accessing methods from superclasses

super is a built-in class that can be used to access an attribute belonging to an object's superclass.

The Python official documentation lists super as a built-in function, but, it's a built-in class, even if it is used like a function:
>>> super
<class 'super'>
>>> isinstance(super, type)

Its usage is a bit confusing if you are used to accessing a class attribute or method by calling the parent class directly and passing self as the first argument. This is a really old pattern, but still can be found in some code bases (especially in legacy projects). See the following code:

class Mama:  # this is the old way 
    def says(self): 
        print('do your homework') 
 
          
class Sister(Mama): 
    def says(self): 
        Mama.says(self) 
        print('and clean your bedroom...