Using Classes Instead of Closures
Discover how to use Python classes with the __call__ method to behave like functions, enabling callable class instances. Understand when classes are preferable to closures, especially for complex initialization scenarios requiring flexible and fluent interfaces.
We'll cover the following...
We'll cover the following...
Callable class instance
While we are looking at classes, it is worth mentioning that you can create classes that can be “called” like functions. All we need to do is to define a method, __call__, in the class. This is useful to know but probably not something you will use often.
__call__ is one of the special methods that Python provides to allow user-defined objects to support Python operators. All the methods have ...