This is a static archive of the Python wiki, which was retired in February 2026 due to lack of usage and the resources necessary to serve it — predominately to bots, crawlers, and LLM companies.
Pages are preserved as they were at the time of archival. For current information, please visit python.org.
If a change to this archive is absolutely needed, requests can be made via the infrastructure@python.org mailing list.

Mac OS X Installation Notes

This page contains a list of problems that people have encountered with Python and PyQt on Mac OS X.

Fatal Python error: Interpreter not initialized (version mismatch?)

Kevin Cureton writes:

Once I rebuilt Python as a framework, along with rebuilding the various extensions, SIP, and PyQt, things worked fine.

Here are the commands to build Python as a framework from the source.

     configure --enable-framework
     make
     sudo make frameworkinstall

2026-02-14 16:12