directory_utility.py 文件源码

def merge_artists(artists):
    root = getSite()
    new_artists = []
    from lac.utilities.duplicates_utility import (
        find_duplicates_artist)
    for artist in artists:
        old_artists = find_duplicates_artist(artist)
        published_old_artists = [a for a in old_artists
                                 if 'published' in a.state]
        if old_artists:
            old_artist = published_old_artists[0] if \
                published_old_artists else old_artists[0]
            new_artists.append(old_artist)
        else:
            new_artists.append(artist)
            artist.state = PersistentList(['editable'])
            root.addtoproperty('artists', artist)
            artist.reindex()
            import transaction
            transaction.commit()

    return new_artists