Design patterns in Python

Inspired by Youtube series from Christopher Okhravi which goes thru 13 design patterns from the book Head First Design Pattern http://shop.oreilly.com/product/9780596007126.do

The book's code examples is in Java. Christophers examples in C#.

Mine is in Python

The patterns covered are

1. Strategy Pattern
2. Observer Pattern
3. Decorator Pattern
4. Factory Pattern
   • method
   • abstract
5. Singleton Pattern
6. Command Pattern
7. Adapter Pattern
8. Facade Pattern
9. Proxy Pattern
10. Bridge Pattern