def parse_django_adminopt_node(env, sig, signode):
    from sphinx.domains.std import option_desc_re
    count = 0
    firstname = ''
    for m in option_desc_re.finditer(sig):
        optname, args = m.groups()
        if count:
            signode += addnodes.desc_addname(', ', ', ')
        signode += addnodes.desc_name(optname, optname)
        signode += addnodes.desc_addname(args, args)
        if not count:
            firstname = optname
        count += 1
    if not count:
        for m in simple_option_desc_re.finditer(sig):
            optname, args = m.groups()
            if count:
                signode += addnodes.desc_addname(', ', ', ')
            signode += addnodes.desc_name(optname, optname)
            signode += addnodes.desc_addname(args, args)
            if not count:
                firstname = optname
            count += 1
    if not firstname:
        raise ValueError
    return firstname
A copy of sphinx.directives.CmdoptionDesc.parse_signature()
dataset/ETHPy150Open ithinksw/philo/docs/_ext/djangodocs.py/parse_django_adminopt_node