Overview Python's "abstract base class" system gives you a way to create types that serve as the abstract foundation for another, more concrete type. This example shows how an abstract base class from ...

Abstract classes are classes that cannot be instantiated directly and are meant to be subclassed. They often contain abstract methods, which are methods declared but contain no implementation.

An abstract class is a template definition of methods and variables in a specific class, or category of objects. In programming, objects are units of code, and each object is made into a generic class ...

With version 2.2 [and now 2.2.1] finally released to the world, we took some time to ask Guido van Rossum, Python's inventor and PythonLab's director, to share some of his thoughts about the latest ...