[Python-Dev] ast-objects branch created

[Delaney, Timothy (Tim)]

"Martin v. Löwis" wrote:

> Nick Coghlan wrote:
>> As Fredrik pointed out a while back, the PyObject approach doesn't
>> *have* to involve manual decref operations - PyObject's come with a
>> ready made arena structure, in the form of PyList.
> 
> That doesn't really work: PyList_Append (which you would have to use)
> duplicates the reference, so you would still have to decref it
> explicitly.

Hmm - perhaps we should have a set of Arena functions/macros e.g. PyArena_Add - works like PyList_Append, but doesn't duplicate the reference (or immediately decrefs it).

I'm sure there are other parts of the code base that would benefit from this.

Tim Delaney