[Cython] Cython 0.16
robertwb at math.washington.edu
Sat Oct 29 18:58:48 CEST 2011
On Sat, Oct 29, 2011 at 7:50 AM, Stefan Behnel <stefan_ml at behnel.de> wrote:
> mark florisson, 28.10.2011 22:59:
>> On 28 October 2011 21:55, Robert Bradshaw wrote:
>>> With Mark's fused types and memory views going in, I think it's about
>>> time for a new release.
> I still haven't investigated the decorator issue that appeared in the Sage
> tests. I think it's related to decorators on module level def functions,
> which would suggest that it's best to eventually fix it as part of the
> function implementation changes that Vitja has started. But there may still
> be a simpler work-around somewhere that I'm not seeing yet.
> I basically broke the Sage tests by resolving a bug (593 IIRC), and both
> don't currently work together. So, a variant would be to revert my changes
> for 0.16 and just leave the bug in, if that keeps us from breaking existing
> code for now.
> But even leaving that out, the Sage tests look seriously broken currently:
I recently fixed the Sage build (the errors on public api for non
public types broke it). As for those tests, they seem to be related to
name mangling for double-underscore names. Did something change here
recently? Or is it indirectly due to decorators (I haven't looked too
>> That'd be cool. However there are a few outstanding issues:
>> a) the compiler is somewhat slower (possible solution: lazy utility
>> b) there's a potential memory leak problem for memoryviews with
>> object dtype that contain themselves, this still needs investigation.
>> As for a), Stefan mentioned code spending a lot of time in sub.
>> Stefan, could you post the code for this that made Cython compile very
> At the time, I just ran cProfile on runtests.py with something like
> "withstat with_stat" or so as tests - basically all with-statement related
> ones. It took about 20 seconds or so to build the utility code, just to
> throw it away unused afterwards. The compile/test run itself then took about
> 3 seconds.
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