def get_completion_report(request, run_ids):
    """Get a report of the current status of the selected runs combined.

    :param run_ids: give one or more run IDs. It could be an integer, a
        string containing comma separated IDs, or a list of int each of them is
        a run ID.
    :type run_ids: int, str or list
    :return: A mapping containing counts and percentages of the combined totals
        of case-runs in the run. Counts only the most recently statused
        case-run for a given build and environment.
    :rtype: dict

    .. warning::
       NOT IMPLEMENTED
    """
    raise NotImplementedError("Not implemented RPC method")  # pragma: no cover