[Python-Dev] improving quality

Thomas Wouters thomas at python.org
Tue Mar 28 18:28:46 CEST 2006

On 3/28/06, Chris AtLee <chris at atlee.ca> wrote:
> On 3/28/06, Neal Norwitz <nnorwitz at gmail.com> wrote:
> > We've made a lot of improvement with testing over the years.
> > Recently, we've gotten even more serious with the buildbot, Coverity,
> > and coverage (http://coverage.livinglogic.de).  However, in order to
> > improve quality even further, we need to do a little more work.  This
> > is especially important with the upcoming 2.5.  Python 2.5 is the most
> > fundamental set of changes to Python since 2.2. If we're to make this
> > release work, we need to be very careful about it.
> This reminds me of something I've been wanting to ask for a while:
> does anybody run python through valgrind on a regular basis?  I've
> noticed that valgrind complains a lot about invalid reads in
> PyObject_Free.  I know that valgrind can warn about things that turn
> out not to be problems, but would generating a suppresion file and
> running all or part of the test suite through valgrind on the
> buildbots be useful?

See Misc/README.valgrind and Misc/valgrind-python.supp. I ran Python with
valgrind two weeks ago, and didn't encounter any new problems.

Thomas Wouters <thomas at python.org>

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