create_taste_profiles.py

def create_taste_profiles(signups):
    """ Create EchoNest taste profiles for every signup in a sequence """

    config.ECHO_NEST_API_KEY = settings.ECHONEST_API_KEY
    for signup_index, signup in enumerate(signups):
        artists = list(set([ signup['questions'].get('artist{0}'.format(i)) for i in range(1,6) ]))
        artists.sort()
        print("Updating profile {0} of {1}".format(signup_index+1, len(signups)))
        taste_profile = None
        try:
            taste_profile = catalog.get_catalog_by_name(signup['email'])
        except:
            pass
        if not taste_profile:
            taste_profile = catalog.create_catalog_by_name(signup['email'], 'artist')
        items = []
        for i, artist in enumerate(artists):
            item = {
                'item_id': u'{0}-{1}'.format(signup['email'], i),
                'artist_name': artist,
                'favorite': True
            }
            items += [{'action': 'update', 'item': item}]
            
        taste_profile.update(items)
        time.sleep(60/40.0)