Tom Denniston wrote:
I am trying to register a custom type to numpy. When I do so it works and the ufuncs work but then when I invoke any ufunc twice the second time my python interpretter segfaults. I think i know what the problem is. In the select_types method in ufuncobject.c in numpy/core/src/ numpy gets a reference to the key for the loop via a
Thank you very much for your review of this less-used code.
If I comment out the obj DECREF it works. I think one needs to either do that or add an INCREF right after retrieving key. I think either will work but the multithreading implications are different. I don't think it matters give that (I believe) numpy doesn't release the GIL but I thought someone on this list would be a better judge than I (maybe Travis) of what the correct fix should be.
Am I correct in my analysis?
Your analysis seems spot on. I think removing the is the right course of action. I've done it in SVN. -Travis