LWN .net News from the source Content Weekly Edition Archives Search Kernel Security Events calendar Unread comments LWN FAQ Write for us menu User: Password: | | Subscribe / Log in / New account [Posted July 28, 2023 by corbet] The Python Steering Council has announced its intent to accept PEP 703 (Making the Global Interpreter Lock Optional in CPython) , with initial support possibly showing up in the 3.13 release. There are still some details to work out, though. We want to be very careful with backward compatibility. We do not want another Python 3 situation, so any changes in third-party code needed to accommodate no-GIL builds should just work in with-GIL builds (although backward compatibility with older Python versions will still need to be addressed). This is not Python 4. We are still considering the requirements we want to place o...