[Python-Dev] trace.py and the obscurity of Tools/scripts/
Fred L. Drake, Jr.
Thu, 6 Jun 2002 15:12:36 -0400
[cleaning out some old mail...]
> So in terms of `trace.py', it is a widely useful tool and
> already has a programmatic interface. Being added to the
> hallowed Python Standard Library would be a major step up in
> publicity and hence usage. It would require better docs
> regarding the programmatic usage.
> It's speed cries out for a rewrite of some sort. I haven't
> thought about it, but I wonder if it could be layered on top of
Jeremy Hylton writes:
> Can any of the handler methods be re-coded in C? The hotshot changes
> allow you to install a C function as a trace hook, but doesn't the
> trace function in trace.py do a fair amount of work?
Another possibility is to use _hotshot.coverage() instead of the
"normal" profiler in HotShot. This records the enter/exit events and
SET_LINENO instructions, but doesn't take any timing measurements, so
operates much quicker than profiling.
Fred L. Drake, Jr. <fdrake at acm.org>
PythonLabs at Zope Corporation