def kodi_to_ascii(string):
    """Convert Kodi format tags to ascii"""
    if string is None:
        return None
    string = string.replace('[B]', '')
    string = string.replace('[/B]', '')
    string = string.replace('[I]', '')
    string = string.replace('[/I]', '')
    string = string.replace('[COLOR gray]', '')
    string = string.replace('[COLOR yellow]', '')
    string = string.replace('[/COLOR]', '')
    return string