human
I wrote the below code

    def _Decorator(fn):
        parse_fns = GetParseFns(fn)
        parse_fns['positional'] = positional
        parse_fns['named'].update(named)
        _SetMetadata(fn, FIRE_PARSE_FNS, parse_fns)
        return fn
    return _Decorator

What's a good function header?
assistant
#Here's a good function header.

def SetParseFns(*positional, **named):