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8.1 Global Interpreter Lock (GIL) vs Multiprocessing
Topic Summary
Understand why Python threading cannot parallelize CPU-bound tasks and when to use multiprocessing instead.
What You Will Learn
• Explain what the CPython Global Interpreter Lock (GIL) is.
• Contrast I/O-bound concurrency (threading/asyncio) vs CPU-bound parallelism (multiprocessing).
• Use `concurrent.futures.ProcessPoolExecutor`.
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