[C++-sig] [patch] Boost.Python STL input iterator does not propagate exceptions

[Eric Niebler]

Andreas Klöckner wrote:
> 
> The attached patch fixes an exception propagation issue in the STL input 
> iterator in Boost.Python. The problem is as follows: PyIter_Next may return 0 
> for two reasons: 
> 
> - No more iterants left.
> - An exception was caught.
> 
> The current implementation interprets the latter as the former. A simple fix 
> (throw error_already_set if appropriate) is attached.
> 
> I'd appreciate it if you could commit this. If there are any issues, please 
> let me know and I'll do my best to fix them.


Thanks, please provide a test case.


-- 
Eric Niebler
Boost Consulting
www.boost-consulting.com