Nexus cancellation types #2671

Job	Run time
test-latest-deps	9m 22s
features-tests / test	7m 28s
build-lint-test (3.9, ubuntu-latest)	14m 25s
build-lint-test (3.9, macos-arm)	6m 21s
build-lint-test (3.9, ubuntu-arm)	8m 0s
build-lint-test (3.13, ubuntu-latest)	17m 59s
build-lint-test (3.9, windows-latest)	10m 47s
build-lint-test (3.13, macos-intel)	18m 15s
build-lint-test (3.9, macos-intel)	10m 56s
build-lint-test (3.13, ubuntu-arm)	10m 13s
build-lint-test (3.13, windows-latest)	13m 37s
build-lint-test (3.13, macos-arm)	7m 39s
	2h 15m 2s

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