Python library to parse and apply unified diffs. Features: - Automatic correction of * Linefeeds according to patched file * Diffs broken by stripping trailing whitespace * a/ and b/ prefixes - Single file, which is a command line tool and a library - No dependencies outside Python stdlib - Patch format detection (SVN, HG, GIT) - Nice diffstat histogram Things that don't work out of the box: - File renaming, creation and removal - Directory tree operations - Version control specific properties - Non-unified diff formats WWW: https://github.com/techtonik/python-patch