In benchmarks comparing Python 3.15 and Python 3.14, Python 3.15 was found to be approximately 1.45 times faster overall.
Python 3.15 is expected to speed up some programs and simplifies handling immutable data. UTF-8 as standard requires testing.
An experimental ‘no-GIL’ build mode in Python 3.13 disables the Global Interpreter Lock to enable true parallel execution in Python. Here’s where to start. The single biggest new feature in Python ...
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