# Universal Feed Parser

Parse RSS and Atom feeds in Python. 3000 unit tests. Open source.

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You are here: Documentation → Advanced Features

## Advanced Features

- Date Parsing
  - History of Date Formats
  - Recognized Date Formats
  - Supporting Additional Date Formats
- HTML Sanitization
  - Whitelist, Don't Blacklist
- Content Normalization
- Namespace Handling
- Relative Link Resolution
  - Which Values Are URIs
  - How Relative URIs Are Resolved
- Feed Type and Version Detection
- Character Encoding Detection
  - Introduction to Character Encoding
  - Handling Incorrectly-Declared Encodings
  - Handling Incorrectly-Declared Media Types
- Bozo Detection

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Copyright © 2004, 2005, 2006 Mark Pilgrim