/* 
 * Calculate the Bitzi bitprint info for a given filename.
 *
 * Aliases:
 *   MusicBrainz::Client#calculate_bitprint
 *
 * Examples:
 *   # print the bitprint for a file called 'foo.mp3'
 *   bp = mb.bitprint 'foo.mp3'
 *   puts 'foo.mp3 bitprint: ' << bp['bitprint']
 *
 */
static VALUE mb_client_bitprint(VALUE self, VALUE path) {