def normalize_tags(string):
    """Return a list of normalized tags from a string with comma separated
    tags"""
    tags = string.split(',')
    result = []
    for tag in tags:
        normalized = normalize(tag)
        if normalized and not normalized in result: 
            result.append(normalized)
    return result
dataset/ETHPy150Open eugenkiss/Simblin/simblin/helpers.py/normalize_tags/original