Tests

Add typings #518

Job	Run time
test-postgres (9.5)	3m 6s
test-postgres (9.6)	3m 5s
test-platforms (3.8, ubuntu-latest, asyncio)	2m 10s
test-postgres (10)	2m 28s
test-platforms (3.8, ubuntu-latest, uvloop)	2m 9s
test-postgres (11)	2m 35s
test-platforms (3.8, macos-latest, asyncio)	2m 52s
test-postgres (12)	2m 40s
test-platforms (3.8, macos-latest, uvloop)	3m 32s
test-postgres (13)	2m 33s
test-platforms (3.8, windows-latest, asyncio)	6m 23s
test-postgres (14)	2m 28s
test-platforms (3.9, ubuntu-latest, asyncio)	2m 6s
test-postgres (15)	3m 43s
test-platforms (3.9, ubuntu-latest, uvloop)	2m 7s
test-postgres (16)	2m 31s
test-platforms (3.9, macos-latest, asyncio)	3m 43s
test-platforms (3.9, macos-latest, uvloop)	3m 32s
test-platforms (3.9, windows-latest, asyncio)	5m 27s
test-platforms (3.10, ubuntu-latest, asyncio)	2m 1s
test-platforms (3.10, ubuntu-latest, uvloop)	2m 2s
test-platforms (3.10, macos-latest, asyncio)	3m 6s
test-platforms (3.10, macos-latest, uvloop)	2m 40s
test-platforms (3.10, windows-latest, asyncio)	4m 58s
test-platforms (3.11, ubuntu-latest, asyncio)	2m 7s
test-platforms (3.11, ubuntu-latest, uvloop)	2m 1s
test-platforms (3.11, macos-latest, asyncio)	3m 33s
test-platforms (3.11, macos-latest, uvloop)	3m 50s
test-platforms (3.11, windows-latest, asyncio)	5m 37s
test-platforms (3.12, ubuntu-latest, asyncio)	2m 2s
test-platforms (3.12, macos-latest, asyncio)	3m 52s
test-platforms (3.12, windows-latest, asyncio)	5m 33s
Regression Tests	1s
	1h 42m 33s

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