Method tbs_for_leaf

Lib/test/test_exception_group.py:715–718

(leaf, eg)

                    getattr(part, '__notes__', None))

        def tbs_for_leaf(leaf, eg):
            for e, tbs in leaf_generator(eg):
                if e is leaf:
                    return tbs

        def tb_linenos(tbs):
            return [tb.tb_lineno for tb in tbs if tb]