[Python-Dev] C-API functions for reading/writing tstate->exc_* ?

[Stefan Behnel]

"Martin v. Löwis", 19.02.2012 23:24:
>> When compiling for PyPy, Cython therefore needs a way to tell PyPy about
>> any changes. For the tstate->curexc_* fields, there are the two functions
>> PyErr_Fetch() and PyErr_Restore(). Could we have two similar "official"
>> functions for the exc_* fields? Maybe PyErr_FetchLast() and
>> PyErr_RestoreLast()?
> 
> I wouldn't call the functions *Last, as this may cause confusion with
> sys.last_*. I'm also unsure why the current API uses this Fetch/Restore
> pair of functions where Fetch clears the variables. A Get/Set pair of
> functions would be more natural, IMO (where Get returns "new"
> references). This would give PyErr_GetExcInfo/PyErr_SetExcInfo.

Ok, I added a tracker ticket and I'm working on a patch.

http://bugs.python.org/issue14098

Stefan