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Python 3.14 Lands A New Interpreter With 3~30% Faster Python Code
Merged last week for Python 3.14 is a new tail-call intepreter that aims to offer significantly better performance with around 10% faster performance in PyPerformance or around a 40% speed-up in Python-heavy benchmarks
"A new type of interpreter based on tail calls has been added to CPython. We highly recommend enabling profile-guided optimization with the new interpreter as it is the only configuration we have tested and can validate its improved performance. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software.
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