[Tutor] class question

[Alan Gauld]

"Karim" <karim.liateni at free.fr> wrote

> Program towards interface that means you have to use inheritance.

Just to be picky, you can program by interface without using 
inheritance. Inheritance is only needed to implement interfaces 
in languages like C++. In Python (and other dynamically 
bound OOP languages) you can use polymorphism without 
inheritance.

-- 
Alan Gauld
Author of the Learn to Program web site
http://www.alan-g.me.uk/