The latest precice-config-visualizer breaks the trick for the direct mesh access:

[MakisH]

Follow-up of precice/tutorials#514, with precice-config-visualizer 1.1.0 and of #22:

Visualizing the configuration in partitioned-heat-conduction-direct
"dot" with args ['-Tdot', '/tmp/tmpu0tnyzjr'] returned code: -6

stdout, stderr:
 b''
b"dot: compound.c:369: makeCompoundEdge: Assertion `bez->sflag' failed.\n"

Traceback (most recent call last):
  File "/home/gc/repos/precice/tutorials/.venv/bin/precice-config-visualizer", line 8, in <module>
    sys.exit(main())
  File "/home/gc/repos/precice/tutorials/.venv/lib/python3.10/site-packages/preciceconfigvisualizer/cli.py", line 88, in main
    args.outfile.write(g.create(format=ext))
  File "/home/gc/repos/precice/tutorials/.venv/lib/python3.10/site-packages/pydot/core.py", line 1786, in create
    process.returncode == 0

Originally posted by @MakisH in precice/tutorials#514 (comment)

cc @fsimonis

[fsimonis]

Graphviz dot output means "dot graph with layout information". Useful for some, but not for us.

Reverted this in v1.1.1