Merge pull request #153 from igerber/sa-method-review #248

Job	Run time
Python Tests (macos-latest)	5m 46s
Rust Unit Tests (macos-latest)	1m 54s
Python Tests (windows-latest)	10m 15s
Rust Unit Tests (ubuntu-latest)	1m 8s
Rust Unit Tests (windows-latest)	2m 48s
Python Tests (ubuntu-latest)	8m 42s
Pure Python Fallback	45m 43s
	1h 16m 16s

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