handle pseudo waiting kernels when switching kernels #206

Job	Run time
build (ubuntu-latest, 3.8)	6m 10s
Test Docs	1m 11s
build (ubuntu-latest, 3.11)	5m 26s
Check Links	4m 24s
build (windows-latest, 3.8)	13m 39s
check_release	47s
build (windows-latest, 3.11)	12m 48s
build (macos-latest, 3.8)	5m 43s
integration_check (ubuntu-latest, 3.8)	2m 43s
build (macos-latest, 3.11)	5m 8s
Make SDist	20s
build (windows-latest, 3.9)	14m 24s
integration_check (ubuntu-latest, 3.9)	3m 13s
build (ubuntu-latest, pypy-3.8)	5m 44s
integration_check (ubuntu-latest, 3.10)	2m 20s
Test Examples	43s
build (macos-latest, 3.10)	4m 38s
integration_check (ubuntu-latest, 3.11)	2m 28s
build (ubuntu-latest, 3.12)	6m 34s
Test Lint	44s
Test Minimum Versions	3m 55s
Test Prereleases	4m 1s
integration_check_pypy	2m 29s
Install from SDist and Test	3m 57s
coverage	0s
tests_check	1s
	1h 53m 30s

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