Working load_async #54

Job	Run time
linters (3.9, ubuntu-latest)	1m 17s
Testing on Python 3.8 (ubuntu-latest)	55s
Testing on Python 3.8 (macOS-latest)	1m 33s
Testing on Python 3.8 (windows-latest)	2m 30s
Testing on Python 3.9 (ubuntu-latest)	50s
Testing on Python 3.9 (macOS-latest)	1m 16s
Testing on Python 3.9 (windows-latest)	2m 23s
Testing on Python 3.10 (ubuntu-latest)	1m 4s
Testing on Python 3.10 (macOS-latest)	1m 47s
Testing on Python 3.10 (windows-latest)	2m 29s
Testing on Python 3.11 (ubuntu-latest)	59s
Testing on Python 3.11 (macOS-latest)	1m 25s
Testing on Python 3.11 (windows-latest)	2m 38s
	21m 6s

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