test: speed up slow loopback tests (closes #1700) #5277

Job	Run time
lint	23s
Lint Commit Messages	13s
Lint PR Title	3s
benchmark	1m 31s
test (3.11, ubuntu-latest, use_cython)	2m 1s
test (3.10, ubuntu-latest, skip_cython)	1m 10s
test (3.10, windows-latest, skip_cython)	1m 41s
test (3.11, macos-latest, skip_cython)	1m 23s
test (3.10, ubuntu-latest, use_cython)	2m 5s
test (3.11, ubuntu-latest, skip_cython)	1m 13s
test (3.10, macos-latest, skip_cython)	1m 39s
test (3.13, ubuntu-latest, skip_cython)	1m 14s
test (3.12, macos-latest, skip_cython)	1m 19s
test (3.12, ubuntu-latest, use_cython)	1m 58s
test (3.12, windows-latest, skip_cython)	1m 51s
test (3.12, ubuntu-latest, skip_cython)	1m 10s
test (3.11, windows-latest, skip_cython)	1m 37s
test (3.14, ubuntu-latest, use_cython)	2m 3s
test (3.14, windows-latest, skip_cython)	1m 43s
test (3.14t, ubuntu-latest, use_cython)	2m 6s
test (3.13, macos-latest, skip_cython)	1m 14s
test (3.13, ubuntu-latest, use_cython)	2m 0s
test (3.14t, ubuntu-latest, skip_cython)	1m 26s
test (3.13, windows-latest, skip_cython)	1m 58s
test (3.14t, macos-latest, skip_cython)	2m 11s
test (3.14t, windows-latest, skip_cython)	2m 15s
test (3.14, macos-latest, skip_cython)	1m 19s
test (pypy-3.10, ubuntu-latest, skip_cython)	1m 53s
test (3.14, ubuntu-latest, skip_cython)	1m 16s
test (pypy-3.10, ubuntu-latest, use_cython)	3m 24s
release	1m 14s
Wheels for ${{ matrix.os }} (${{ (((matrix.musl == 'musllinux') && 'musllinux') \|\| 'manylinux') }}) ${{ matrix.qemu }} ${{ matrix.pyver }}	-1s
upload_pypi	0s
	48m 32s

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