Tests

Document that datasets support pathlib.Path #2422

Job	Run time
onnx / linux-job	42s
unittests-extended / linux-job	39s
unittests-linux (3.10, linux.12xlarge, cpu) / linux-job	43s
unittests-linux (3.11, linux.12xlarge, cpu) / linux-job	35s
unittests-linux (3.12, linux.12xlarge, cpu) / linux-job	45s
unittests-linux (3.8, linux.12xlarge, cpu) / linux-job	40s
unittests-linux (3.8, linux.g5.4xlarge.nvidia.gpu, cuda, 11.8) / linux-job	54s
unittests-linux (3.9, linux.12xlarge, cpu) / linux-job	32s
unittests-macos (3.10, macos-12) / macos-job	1m 20s
unittests-macos (3.11, macos-12) / macos-job	1m 12s
unittests-macos (3.12, macos-12) / macos-job	1m 22s
unittests-macos (3.8, macos-12) / macos-job	1m 24s
unittests-macos (3.8, macos-m1-stable) / macos-job	55s
unittests-macos (3.9, macos-12) / macos-job	1m 29s
unittests-windows (3.11, windows.4xlarge, cpu) / windows-job	3m 38s
unittests-windows (3.10, windows.4xlarge, cpu) / windows-job	2m 57s
unittests-windows (3.12, windows.4xlarge, cpu) / windows-job	3m 24s
unittests-windows (3.8, windows.4xlarge, cpu) / windows-job	3m 14s
unittests-windows (3.8, windows.g5.4xlarge.nvidia.gpu, cuda, 11.8) / windows-job	44s
unittests-windows (3.9, windows.4xlarge, cpu) / windows-job	3m 15s
	30m 24s

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