Python binding for the LZMA compression library.

Supported Features:
 * Compression / decompression of a single block of data
 * Compression from a file-like object (must provide a read method)
 * Streaming decompression through multiple calls to decompress.
 * An initial library that supports reading of 7-zip archives (both
   solid and non-solid)

WWW: http://www.joachim-bauch.de/projects/python/pylzma