Real-world examples
The façade pattern is quite common in life. When you call a bank or a company, you are usually first connected to the customer service department. The customer service employee acts as a façade between you and the actual department (billing, technical support, general assistance, and so on), and the employee that will help you with your specific problem.
Another example is the key used to turn on a car or motorcycle, which can also be considered a façade. It is a simple way of activating a system that is very complex internally. And, of course, the same is true for other complex electronic devices that we can activate with a single button, such as computers.
In software, the django-oscar-datacash
module is a Django third-party module that integrates with the DataCash payment gateway. The module has a gateway class that provides fine-grained access to the various DataCash APIs. On top of that, it also offers a façade class that provides...