@@ -0,0 +1,470 @@
+import RMF%0ARMF.set_log_level(%22trace%22)%0Afor suffix in RMF.suffixes:%0A    path = RMF._get_temporary_file_path(%22dag.%22 + suffix)%0A    print path%0A    f = RMF.create_rmf_file(path)%0A    root = f.get_root_node()%0A    ch = root.add_child(%22hi%22, RMF.REPRESENTATION)%0A    chch = ch.add_child(%22there%22, RMF.REPRESENTATION)%0A    root.add_child(chch)%0A    RMF.show_hierarchy(root)%0A    RMF.show_info(f)%0A%0A    del f%0A    del root%0A    del ch%0A    del chch%0A%0A    f = RMF.open_rmf_file_read_only(path)%0A

add test that backends work on dags