Real-world examples
The facade 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 facade 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.
As another example, a key used to turn on a car or motorcycle can also be considered a facade. 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 facade class that provides a less granular API (for those who don't want...
