Python Design Patterns - Decorator. The DecoratorPattern is a pattern described in the DesignPatternsBook. Design patterns in Python In software development, design patterns are a proven solution to a common problem in a specific context. This type of design pattern comes under structural pattern as this pattern acts as a wrapper to existing class. Adding new column to existing DataFrame in Pandas, Composite Method - Python Design Patterns, Abstract Factory Method - Python Design Patterns, Singleton Method - Python Design Patterns, Prototype Method - Python Design Patterns, Flyweight Method - Python Design Patterns, Python | Multiple Face Recognition using dlib, Reading and Writing to text files in Python, How to get column names in Pandas dataframe, Python program to convert a list to string, isupper(), islower(), lower(), upper() in Python and their applications, Write Interview
Background It was several years ago that I have learned and used Design Patterns during my previous job. Engineering student who loves competitive programming too much. brightness_4 Writing code in comment? It’s not the easy task to implement this or to extend our classes to add more fun… Conclusion. Decorator pattern allows a user to add new functionality to an existing object without altering its structure. Decorator is a structural design pattern that lets you attach new behaviors to objects by placing these objects inside special wrapper objects that contain the behaviors.