SimpleHTTPServer with support for Range requests

 RangeHTTPServer is a Python module for running a simple HTTP server with
 support for range requests. It is suitable for use in local testing, not
 Internet scale production use.
 .
 HTTP range requests ask the server to send only a portion of an HTTP message
 back to a client and are useful for clients like media players that support
 random access, data tools that know they need only part of a large file, and
 download managers that let the user pause and resume the download.