Lint

Extract TooManyRequests and ServerError checks #1249

Job	Run time
build (3.13, windows-latest, manual)	1m 6s
build (3.13, ubuntu-latest, manual)	39s
build (3.13, windows-latest, pre-push)	2m 27s
build (3.13, ubuntu-latest, pre-push)	1m 11s
build (3.13, windows-latest, pre-commit)	1m 30s
build (3.13, ubuntu-latest, pre-commit)	32s
completion-lint	3s
	7m 28s

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