USAGE = """\
Usage: python addtags.py <Feature_id> <tag_name> <tag_name> <tag_name>...
"""
<snip login>

    if len(args) < 2:
        print(USAGE)
        sys.exit(1)

    Feature_id = args.pop(0)
    tag_names = args[:]
    tags = []
    response = rally.get('Tag', fetch=True, order="Name", server_ping=False, isolated_workspace=True)
    for tag in response:
        if tag.Name in tag_names:
            tags.append(tag)

    Feature = rally.get("Feature", fetch="FormattedID,Name,Description,Tags,_type",
                       query="FormattedID = %s" % Feature_id,
                       server_ping=False, isolated_workspace=True, instance=True)

    adds = rally.addCollectionItems(Feature, [tags])