my cycle function

main.py

def cycle(*args, **kw):

    d = my_getattr(cycle, 'dict', {})
    key = my_get(d, args, 0)


    try:
        res = args[key]

    except IndexError:
        res = args[0]
        d[args]=0

    d[args]+=1

    return res



def my_getattr(obj, attr, default):
    #sets default attr, if not found

    value = getattr(obj, attr, default)
    if value is default:
        setattr(obj, attr, value)
    return value



def my_get(d, key, default):
    '''
    get dict val.
    if not found, set (and return) default
    '''

    try:
        return d[key]

    except KeyError:
        d[key] = default
        return default


if __name__ == '__main__':
    pass
    # soon