Python:FreeThreading

lastmod 2025-05-18created 2025-05-182 edits

A threading model where multiple threads can run Python bytecode simultaneously within the same interpreter. This is in contrast to the global interpreter lock which allows only one thread to execute Python bytecode at a time. See PEP 703

See also

• Python
• PEP 703
• nogil

Favorite site

• Looking back on the first year of Free Threaded Python | GeekNews
  • [Original] The first year of free-threaded Python | Labs
• Python experimental support for free threading — Python 3.13.3 documentation
• C API Extension Support for Free Threading — Python 3.13.3 documentation
• Mastering Python 3.13 performance improvements: Free-Threading | Yozm IT
  • [Original] State of Python 3.13 Performance: Free-Threading - CodSpeed
• Free-threaded CPython ready for experimentation | GeekNews