GH-126606: don't write incomplete pyc files (GH-126627) #132589

Job	Run time
Change detection / Compute changed files	13s
Check if generated files are up to date	2m 25s
Check if Autoconf files are up to date	28s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.0.15)	2m 56s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.1.7)	2m 39s
Docs	0s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.2.3)	3m 45s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.3.2)	3m 1s
Address sanitizer (ubuntu-24.04)	10m 1s
Windows MSI${{ '' }}	0s
CIFuzz	0s
Hypothesis tests on Ubuntu	6m 35s
WASI / build and test	5m 41s
Thread sanitizer / Thread sanitizer	4m 38s
Thread sanitizer (free-threading) / Thread sanitizer	6m 49s
Windows / build (arm64)	3m 16s
Windows (free-threading) / build (arm64)	5m 8s
Windows / build and test (Win32)	20m 2s
Windows (free-threading) / build and test (Win32)	26m 5s
Windows / build and test (x64)	16m 49s
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	5m 51s
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	5m 12s
macOS / build and test (macos-13)	8m 59s
Windows (free-threading) / build and test (x64)	25m 26s
Ubuntu / build and test (ubuntu-24.04)	9m 18s
Ubuntu (free-threading) / build and test (ubuntu-24.04)	11m 52s
All required checks pass	2s
	3h 7m 11s

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