Global Locking

[Tim Peters]

[Daniel Parks]
> ...
> Therefore, I am thinking about altering python to have a series of finer
> grained locks. Has anyone already done this?

About 6-7 years ago Greg Stein did it for Python 1.4.  Do a Google search on

    free threading python

Note that current CVS Python implements the GIL via POSIX semaphores (when
available) rather than with pthread condvars.  That may (or may not) work
better for you.