On Tue, 03 Sep 2024 15:24:27 +0200,
Stuart Henderson <stu@spacehopper.org> wrote:
> 
> The tree layout under the library build dir should be the same as the
> layout shouldn't it? So if it does need to move/link (which would be
> ugly itself) at least it maybe possible to use a sane default without
> setting another var...
> 

I had dig into archivers/py-zstandard (a couple moths ago) and if I recall
right the cause of issue was inside zstandard/__init__.py it uses:

  from .backend_c import *

which is a root cause for this issue because . means check the current
package, and don't use PYTHONPATH if I recall right.

-- 
wbr, Kirill