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1. docs.python.org › 3 › whatsnewWhat’s New In Python 3.13 — Python 3.13.0 documentation

   docs.python.org › 3 › whatsnew

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   22 hours ago · To disable the JIT at runtime, pass the environment variable PYTHON_JIT=0. yes-off: Build the JIT but disable it by default. To enable the JIT at runtime, pass the environment variable PYTHON_JIT=1. interpreter: Enable the Tier 2 interpreter but disable the JIT. The interpreter can be disabled by running with PYTHON_JIT=0.

2. stackoverflow.com › questions › 13034991Does the Python 3 interpreter have a JIT feature? - Stack ...

   stackoverflow.com › questions › 13034991

   Oct 23, 2012 · To answer the question you meant to ask: CPython, 3.x or otherwise, does not, never did, and likely never will, contain a JIT compiler. Some other Python implementations (PyPy natively, Jython and IronPython by re-using JIT compilers for the virtual machines they build on) do have a JIT compiler.

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4. realpython.com › python313-new-featuresPython 3.13: Cool New Features for You to Try – Real Python

   realpython.com › python313-new-features

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   Sep 30, 2024 · In this benchmark, Python 3.13 with the JIT enabled is faster than both Python 3.12 and regular Python 3.13. However, the JIT isn’t ready for everyday use yet, and you should limit yourself to experimenting with it. Hopefully, the JIT will have more impact in future Python releases. To learn more about the above benchmark, as well as the new ...

5. realpython.com › python313-free-threading-jitPython 3.13 Preview: Free Threading and a JIT Compiler

   realpython.com › python313-free-threading-jit

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   Sep 18, 2024 · Although the final release of Python 3.13 is scheduled for October 2024, you can download and install a preview version today to explore the new features.Notably, the introduction of free threading and a just-in-time (JIT) compiler are among the most exciting enhancements, both designed to give your code a significant performance boost.

6. dev.to › graphpe › dive-into-python-313-new-featuresDive into Python 3.13: New Features, JIT Compiler, Free ...

   dev.to › graphpe › dive-into-python-313-new-features

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   Nov 12, 2024 · The long-awaited Python 3.13 release has arrived, and it brings a host of exciting changes, from a Just-In-Time (JIT) compiler and free-threading support to a more interactive interpreter. In my latest video, I go over all the essential new features and also walk through the installation process for both Windows and Ubuntu.

   • Author: Oliver Bennet

7. www.infoworld.com › article › 2337441The best new features and fixes in Python 3.13 - InfoWorld

   www.infoworld.com › article › 2337441

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   Oct 7, 2024 · The experimental JIT. Python 3.11 introduced the Specializing Adaptive Interpreter. When the interpreter detects that some operations predictably involve the same types, those operations are ...

8. People also ask

   Does Python 313 support JIT?

   • That’s where Python 3.13 comes in. When you build Python 3.13 with the experimental JIT support, you’ll enable a lower-level execution layer called the Tier 2 interpreter, which breaks down Python bytecode into even more granular instructions.

   Python 3.13 Preview: Free Threading and a JIT Compiler

   realpython.com/python313-free-threading-jit/

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   How to build Python 313 without free threading & JIT support?

   • So, you’re going to build the vanilla flavor of Python 3.13 without free threading or JIT support. Ensure that your current working directory is where you compiled Python 3.13 before, and remove any generated build files with make clean. Then, configure the build without the experimental features and compile Python again.

   Python 3.13 Preview: Free Threading and a JIT Compiler

   realpython.com/python313-free-threading-jit/

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   How to enable free threading & JIT compiler in Python?

   • Navigate into the parent folder containing the Python source code, which you extracted from the downloaded archive in the previous step: Make sure to adjust the path as necessary if you opted for a more recent Python 3.13 release. Now, you can run the configure script with custom build flags to enable free threading and the JIT compiler:

   Python 3.13 Preview: Free Threading and a JIT Compiler

   realpython.com/python313-free-threading-jit/

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   What is a JIT compiler in Python?

   • A just-in-time, or JIT, compiler provides a kind of middle ground, where the interpreter may choose to compile some code while a program is running in order to speed it up. In Python 3.13, there’s a new, experimental JIT compiler. The fact that it’s experimental means that it’s present in Python’s source code, but it’s not enabled by default.

   Python 3.13: Cool New Features for You to Try – Real Python

   realpython.com/python313-new-features/

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   How to install Python 313 with experimental JIT enabled using pyenv?

   • To install Python 3.13 with the experimental JIT enabled using pyenv, you can specify custom build flags by setting the PYTHON_CONFIGURE_OPTS environment variable accordingly: In this case, you enable the JIT on top of the stock Python, 3.13.0rc1, which doesn’t come with free threading.

   Python 3.13 Preview: Free Threading and a JIT Compiler

   realpython.com/python313-free-threading-jit/

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   Is Python 313 a good release?

   • Conclusion Python 3.13 is a big release in introducing some exciting new concepts and features to the runtime.

   Everything you need to know about Python 3.13 – JIT and GIL went up t…

   drew.silcock.dev/blog/everything-you-need-to-know-about-python-3-13/

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9. drew.silcock.dev › blog › everything-you-need-toEverything you need to know about Python 3.13 – JIT and GIL ...

   drew.silcock.dev › blog › everything-you-need-to

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   Sep 28, 2024 · Conclusion. Python 3.13 is a big release in introducing some exciting new concepts and features to the runtime. It’s unlikely to make any immediate different to how you write and run your Python, but it’s likely that over the next few months and years as both free-threading and JIT become more mature and well established, they’ll begin to have more and more of an impact on the ...