Echo Nest sample: Create a catalog and get a playlist restricted to this catalog

EchoNestCatalogPlaylist

#!/usr/bin/env python
# encoding: utf-8

from pyechonest import config, catalog, playlist
import hashlib
import time

def main():

    # use your Echo Nest API key here
    config.ECHO_NEST_API_KEY = ''
    if config.ECHO_NEST_API_KEY != '':

        # create your catalog
        myCatalog = catalog.Catalog( 'MyCatalog', 'song' )

        # populate catalog
        myCatalogDefinition = [
            { 'action': 'update', 'item':{ 'artist_name': 'L7', 'release': 'Hungry For Stink', 'song_name': 'Andres', 'item_id': hashlib.md5( 'L7-HungryForStink-Andres' ).hexdigest() } },
            { 'action': 'update', 'item':{ 'artist_name': 'The Cure', 'release': 'Seventeen Seconds', 'song_name': 'A Forest', 'item_id': hashlib.md5( 'TheCure-SeventeenSeconds-AForest' ).hexdigest() } },
         ]

        # update catalog
        ticket = myCatalog.update( myCatalogDefinition )

        # wait for completion
        status = 'incomplete'
        while status != 'complete' and status != 'error':
            status = myCatalog.status( ticket )[ 'ticket_status' ]
            time.sleep(3)

        songs = myCatalog.get_item_dicts( results = myCatalog.profile[ 'total' ] )

        print 'Catalog "%s" contains %d song(s)' % ( myCatalog.name, len( songs ) )
        for currentSong in songs:
            print '\t%s' % currentSong

        if len( songs ) > 0:
            myPlaylist = playlist.basic( type = 'song-radio', song_id = songs[ 0 ][ 'song_id' ],  buckets = 'id:%s' % myCatalog.id, limit = True )
            print "Playlist"
            for currentSong in myPlaylist:
                print "\t%s" % currentSong
    else:
        print 'Use your Echo Nest API key'

if __name__ == "__main__":
    main()