[Numpy-discussion] new mingw-w64 based numpy and scipy wheel (still experimental)

[Sturla Molden]

Carl Kleffner <cmkleffner at gmail.com> wrote:
 
> I very much prefer dynamic linking to numpy\core\libopenblas.dll instead of
> static linking to avoid bloat. This matters, because libopenblas.dll is a
> heavy library (around 30Mb for amd64). As a consequence all packages with
> dynamic linkage to OpenBLAS depend on numpy-openblas. This is not different
> to scipy-MKL that has a dependancy to numpy-MKL - see C. Gohlke's site.

It is probably ok if we name the OpenBLAS DLL something else than
libopenblas.dll. We could e.g. add to the filename a combined hash for
NumPy version, CPU, OpenBLAS version, Python version, C compiler, platform,
build number, etc.


Sturla