Learning Python Design Patterns - Second Edition

Major aspects of object-oriented programming

Now that we have understood the basics of object-oriented programming, let's dive into the major aspects of OOP.

Encapsulation

The key features of encapsulation are as follows:

• An object's behavior is kept hidden from the outside world or objects keep their state information private.
• Clients can't change the object's internal state by directly acting on them; rather, clients request the object by sending messages. Based on the type of requests, objects may respond by changing their internal state using special member functions such as get and set.
• In Python, the concept of encapsulation (data and method hiding) is not implicit, as it doesn't have keywords such as public, private, and protected (in languages ...