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Arthur Pastel

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Intuition vs. Reality: Surprising Truths in Python PerformancePyCon Italia 20252025-05-28
Interactive benchmarks compare concrete snippets and tools: an async sleep left un-awaited returns immediately; counting evens shows len(listcomprehension)…
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Intuition vs. Reality: Surprising Truths in Python PerformancePyCon US 20252025-05-16
Benchmarks use py benchmark on GitHub runners and a released performance lab called cut speed and measure time and peak memory via trace maloc; concrete…
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The Impact of Memory Allocators on Performance: A Deep DiveEuroRust 20242024-10-10
Benchmarks use Criterion on bare-metal VMs and CutSpeed for noisy measurement and show concrete wins: jemalloc and mimalloc outperform the default allocator by…
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Demystifying AsyncIO: Building Your Own Event Loop in PythonPyCon US 20242024-05-15
Builds an event loop from scratch in Python and actually runs a FastAPI HTTP server on it, printing a Hello World response; measures show the homemade loop is…
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