def cp_objectinfo_worker(task):
cpf, cpkwargs = task<EOL>try:<EOL><INDENT>newcpf = update_checkplot_objectinfo(cpf, **cpkwargs)<EOL>return newcpf<EOL><DEDENT>except Exception as e:<EOL><INDENT>LOGEXCEPTION('<STR_LIT>' % cpf)<EOL>return None<EOL><DEDENT>
This is a parallel worker for `parallel_update_cp_objectinfo`.

    Parameters
    ----------

    task : tuple
        - task[0] = checkplot pickle file
        - task[1] = kwargs

    Returns
    -------

    str
        The name of the checkplot file that was updated. None if the update
        fails for some reason.