fix nb4

[juliettelavoie]

Pull Request Checklist:

• [ ] This PR addresses an already opened issue (for bug fixes / features)
  • This PR fixes #xyz
• [ ] (If applicable) Documentation has been added / updated (for bug fixes / features).
• [ ] (If applicable) Tests have been added.
• [ ] This PR does not seem to break the templates.
• [ ] CHANGES.rst has been updated (with summary of main changes).
  • [ ] Link to issue (:issue:number) and pull request (:pull:number) has been added.

What kind of change does this PR introduce?

• for notebook 4 to not break randomly

Does this PR introduce a breaking change?

Other information:

[review-notebook-app[bot]]

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[juliettelavoie]

ok, got it to work with a more simple example. Unsure, if the problem is actually fixed or I am just lucky this one time.

[RondeauG]

ok, got it to work with a more simple example. Unsure, if the problem is actually fixed or I am just lucky this one time.

We'll see once you clean up the Notebook...

[juliettelavoie]

2/2 I think we are good!

[RondeauG]

Great!