public @NotNull List<PyElement> getSelectedTopLevelSymbols() {
    final Collection<PyModuleMemberInfo> selectedMembers = myMemberSelectionTable.getSelectedMemberInfos();
    final List<PyElement> selectedElements = ContainerUtil.map(selectedMembers, MemberInfoBase::getMember);
    return ContainerUtil.sorted(selectedElements, (e1, e2) -> PyPsiUtils.isBefore(e1, e2) ? -1 : 1);
  }
public @NotNull List<PyElement> getSelectedTopLevelSymbols()