mbxml.py 文件源码

def make_rating_request(**kwargs):
    NS = "http://musicbrainz.org/ns/mmd-2.0#"
    root = ET.Element("{%s}metadata" % NS)
    for entity_type in ['artist', 'label', 'recording', 'release_group', 'work']:
        entity_ratings = kwargs.pop(entity_type + '_ratings', None)
        if entity_ratings is not None:
            e_list = ET.SubElement(root, "{%s}%s-list" % (NS, entity_type.replace('_', '-')))
            for e, rating in entity_ratings.items():
                e_xml = ET.SubElement(e_list, "{%s}%s" % (NS, entity_type.replace('_', '-')))
                e_xml.set("{%s}id" % NS, e)
                rating_xml = ET.SubElement(e_xml, "{%s}user-rating" % NS)
                rating_xml.text = str(rating)
    if kwargs.keys():
        raise TypeError("make_rating_request() got an unexpected keyword argument '%s'" % kwargs.popitem()[0])

    return ET.tostring(root, "utf-8")