def func(arg1, arg2):
    """This is an example documented function.
    
    Parameters
    ----------
    arg1 : whatever
        Just an argument
    arg2 : also whatever
        Just an argument

        
    Returns
    -------
    arg : whatever
        just the argument again

    Notes
    -----

    This function simply returns its only argument and serves as an example.
    Now we add another line here to test RTD webhook.
        
    """

    return arg
