What are class decorators in Python?

What are class decorators in Python?

Class decorators in Python are functions that modify or enhance classes. They are applied to a class definition using the '@' symbol.

Can you give me an example of a class decorator?

Sure! Here's a simple example:

def my_decorator(cls):
    cls.new_attribute = 'This is a new attribute'
    return cls

@my_decorator
class MyClass:
    pass

print(MyClass.new_attribute)  # Output: This is a new attribute

What are some common use cases for class decorators?

Common use cases include adding methods, modifying class attributes, or enforcing certain behaviors across multiple classes.

Are there any built-in class decorators in Python?

Yes, Python has built-in decorators like @classmethod and @staticmethod that modify class methods.