This is a Python library of web-related functions, such as:

  - remove comments, or tags from HTML snippets
  - extract base url from HTML snippets
  - translate entites on HTML strings
  - encoding mulitpart/form-data
  - convert raw HTTP headers to dicts and vice-versa
  - construct HTTP auth header
  - converting HTML pages to unicode
  - RFC-compliant url joining
  - sanitize urls (like browsers do)
  - extract arguments from urls

WWW: https://github.com/scrapy/w3lib/