Design Patterns

Design patterns in programming are reusable solutions to common software design problems.

Classification

Codes

Collections of python code for different design pattern implementation

1. Observer Pattern
2. Decorator Pattern
3. Strategy Pattern
4. Factory Pattern
5. Chain of Responsibility Pattern
6. Proxy Pattern
7. Null Object Pattern
8. Composite Pattern
9. Adapter Pattern
10. Builder Pattern
11. Facade Pattern
12. Bridge Pattern
13. Flyweight Pattern
14. Command Pattern
15. Iterator Pattern
16. Mediator Pattern
17. Visitor Pattern
18. State Pattern
19. Memento Pattern
20. Template Pattern
21. Prototype Pattern
22. Singleton Pattern
23. Abstract Factory Pattern

Practical Implementations

Collections of python code for different design pattern implementation on real life objects

1. Tic-Tac-Toe (uml)
2. Elevator System (uml)
3. Hash Map Data Structure
4. Vending Machine (uml)
5. BookMyShow (Ticket Booking Service) (uml)
6. ATM Machine (uml)
7. File System
8. Calculator
9. Splitwise (uml)
10. Cricbuzz
11. Inventory Management

Credits

All credits to Shreyansh Jain for his amazing LLD playlist

Author

Prateek Gupta