Notebook 7 compatibility fixes #361

Job	Run time
Code Quality	1m 2s
Tests (ubuntu-latest, Python 3.7)	6m 10s
Tests (ubuntu-latest, Python 3.8)	4m 27s
Tests (ubuntu-latest, Python 3.9)	4m 5s
Tests (ubuntu-latest, Python 3.10)	4m 5s
Tests (ubuntu-latest, Python 3.11)	4m 16s
Tests (macos-latest, Python 3.7)	8m 3s
Tests (macos-latest, Python 3.8)	6m 9s
Tests (macos-latest, Python 3.9)	7m 1s
Tests (macos-latest, Python 3.10)	6m 8s
Tests (macos-latest, Python 3.11)	8m 52s
Tests (windows-latest, Python 3.7)	9m 23s
Tests (windows-latest, Python 3.8)	10m 46s
Tests (windows-latest, Python 3.9)	7m 41s
Tests (windows-latest, Python 3.10)	9m 54s
Tests (windows-latest, Python 3.11)	10m 7s
Integration tests (lab)	36s
Integration tests (nbclassic)	39s
Integration tests (notebook)	42s
Notify failed build	0s
	1h 50m 6s

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