Shrink NaN to canonical form #5135

Job	Run time
test-pyodide	8m 46s
test-osx (check-py310-cover)	3m 25s
test-win (3.11, nocover)	4m 57s
test-osx (check-py310-nocover)	2m 56s
test-win (3.11, cover+rest)	6m 50s
test (check-whole-repo-tests)	10m 39s
test-osx (check-py310-niche)	2m 36s
test-win (3.11, x86, nocover)	4m 35s
test (lint)	36s
test-osx (check-py311-cover)	2m 19s
test-win (3.11, x86, cover+rest)	7m 52s
test (check-format)	35s
test (check-coverage)	9m 50s
test (check-conjecture-coverage)	2m 39s
test (check-py39-cover)	5m 31s
test (check-pypy39-cover)	4m 27s
test (check-py310-cover)	4m 54s
test (check-py310-nocover)	3m 41s
test (check-py310-niche)	3m 59s
test (check-pypy310-cover)	4m 33s
test (check-py311-cover)	4m 24s
test (check-py311-nocover)	3m 26s
test (check-py311-niche)	4m 59s
test (check-py312-cover)	4m 55s
test (check-py312-nocover)	3m 56s
test (check-py312-niche)	4m 23s
test (check-py313-cover)	4m 44s
test (check-py313-nocover)	4m 9s
test (check-py313-niche)	4m 23s
test (check-py313t-cover)	4m 44s
test (check-py313t-nocover)	3m 54s
test (check-py313t-niche)	4m 6s
test (check-quality)	1m 9s
test (check-py39-nose)	2m 23s
test (check-py39-pytest46)	3m 17s
test (check-py39-pytest54)	3m 18s
test (check-pytest62)	2m 45s
test (check-django51)	1m 16s
test (check-django50)	1m 17s
test (check-django42)	1m 19s
test (check-pandas22)	59s
test (check-pandas21)	1m 7s
test (check-pandas20)	59s
test (check-pandas15)	1m 5s
test (check-pandas14)	1m 9s
test (check-pandas13)	1m 7s
test (check-py39-oldestnumpy)	1m 28s
test (check-numpy-nightly)	6m 9s
deploy	0s
	2h 58m 30s

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