Jonathan Kliem

I'm a bit confuse as to way `ref_target` is used here (for `__setitem__` and in `matrix`). We create the item, put it in the cache, then increase the reference count...

Yes, instead of `ref_target` one should call `fixGEN`?

Ok, my previous idea was nonsense. However, the solution seems to be rather simple. The problem is that the matrix/vector is still on the stack when we do the item...

I added some documentation as requested.

> If I recall correctly, one reason Pari gets in here is that its threads implementation is a bit funny, and if it's not called early things go bad, one...

Currently not compatible with python 3.6: https://github.com/kliem/cypari2/actions/runs/2362588414 We can of course push the required python version, but this needs to be addressed. (Btw, the current github workflow needs to be...

Sage requires python >= 3.7, so there is nothing wrong with requiring this for the next release here.

The failing systems are those that have Sage install its own python. This might be the cause for the problem, I will see if I can figure it out. For...

Perhaps the most revealing error message is [cysignals-git] Expecting: [cysignals-git] Traceback (most recent call last): [cysignals-git] ... [cysignals-git] RuntimeError: Aborted [cysignals-git] ok [cysignals-git] Trying: [cysignals-git] from cysignals.tests import * [cysignals-git]...

Hi Joe, using different compilers for C++ appears to be pretty unstable, see e.g. this post https://stackoverflow.com/questions/5728116/can-i-link-object-files-made-by-one-compile-to-those-made-by-another-one. So my personal opinion is that one shouldn't expect this thing to work....