Django Apps extendability - How to make your django apps easily extendable?

What are your best practises for making your django application eas开发者_JS百科ily extendable for other developers?

What are your approaches for enabling other to overwrite your

• views
• forms
• templates
• models
• classes

In a way that enables a healthy environment for extensions to work well together?

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1. use signals and dispatchers

in your app create files.. -litseners.py -signals.py and then implement signals for your models and forms (views not so much)

1. use the django plugins pattern

2. ducktyping for your classes

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Basically, what he says. But class based views in Django 1.3 will change this pretty much. See Alex Gaynor's talk for an in-depth analysis of what class based views will bring to reusable apps.