[torchao float8tensor] #5315

Job	Run time
pytester (ubuntu-22.04, 3.10, latest, core)	10m 49s
pytester (ubuntu-22.04, 3.10, latest, ops)	20m 16s
pytester (ubuntu-22.04, 3.10, nightly, core)	11m 44s
pytester (ubuntu-22.04, 3.10, nightly, ops)	20m 17s
pytester (macOS-14, 3.10, latest, core)	7m 42s
pytester (macOS-14, 3.10, latest, ops)	20m 19s
pytester (macOS-14, 3.10, nightly, core)	7m 46s
pytester (macOS-14, 3.10, nightly, ops)	20m 18s
pytester (windows-2022, 3.10, latest, core)	20m 15s
pytester (windows-2022, 3.10, nightly, core)	20m 13s
pytester (ubuntu-22.04, 3.11, latest)	20m 15s
pytester (ubuntu-22.04, 3.12, latest)	20m 16s
testing-guardian	1m 14s
	3h 21m 24s

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