Patch for /trunk/python/serializer/wadofstuff/django/serializers/python.py

```
Ease extending Serializer by using __class__ on recursive serializing.
```

Original issue reported on code.google.com by `pisani.t...@gmail.com` on 1 Oct 2014 at 7:05

Attachments:
- [python.py.patch](https://storage.googleapis.com/google-code-attachments/wadofstuff/issue-26/comment-0/python.py.patch)
