update example notebook and ensure display of output

[codecov[bot]]

Codecov Report

Patch and project coverage have no change.

Comparison is base (54f7194) 73.06% compared to head (a6efaf9) 73.06%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #294 +/- ## ======================================= Coverage 73.06% 73.06% ======================================= Files 19 19 Lines 1641 1641 Branches 279 279 ======================================= Hits 1199 1199 Misses 366 366 Partials 76 76 ```

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