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AI-generatedFree‑GIL build: compatibility of legacy C‑extensions
Free‑GIL build: compatibility of legacy C‑extensions Python 3.13 offers an experimental "free‑GIL" build that disables the Global Interpreter Lock, allowing true parallel execution of bytecode across cores. The primary goal is to evaluate whether legacy C‑extensions—many of which were written assuming the GIL provides atomicity—remain reliable when that guar