Release v1.2.1 #115

# to view logs

Job	Run time
macOS (3.8)	33s
macOS (3.9)	38s
Windows (3.8, x86)	1m 32s
Ubuntu (pypy-3.9)	43s
macOS (3.10)	46s
Windows (3.8, x64)	1m 8s
macOS (3.11)	30s
Ubuntu (3.8)	21s
Windows (3.9, x86)	1m 30s
macOS (3.12)	1m 0s
Ubuntu (3.9)	21s
Windows (3.9, x64)	58s
Ubuntu (3.10)	18s
Windows (3.10, x86)	2m 15s
Ubuntu (3.11)	21s
Windows (3.10, x64)	47s
Ubuntu (3.12)	19s
Windows (3.11, x86)	2m 32s
Ubuntu (3.12, formatting and linting)	22s
Windows (3.11, x64)	50s
Ubuntu (3.8, older greenlet package)	22s
Windows (3.12, x86)	1m 45s
Ubuntu (3.9, older greenlet package)	21s
Windows (3.12, x64)	1m 22s
Ubuntu (3.10, pypy 3.10 nightly)	1m 3s
Windows (3.8, x86, older greenlet package)	1m 5s
Windows (3.9, x64, older greenlet package)	1m 0s
	24m 42s

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