Stephan Rave

Hi @bergdola, it's great to hear that you are interested in contributing to pyMOR. Sorry for the late reply! I think adding a notion of support to functions would be...

> Would it be okay to focus on that in this issue without adding support for &, | and ~ as they are bitwise operators? Sure.

See my comments to to #1898.

> I tried updating the requirements, but running `DOCKER=podman make ci_requirements` produces the error: > > ``` > ERROR: Cannot install dune-xt[visualisation]==2022.5.3, pymor (pyproject.toml), scipy==1.5.4 and scipy>=1.5.4 because these package...

The CI failures seem due to the fact that the pymepack wheel has been compiled for a newer numpy than the one we test with. For binary wheels it is...

@TiKeil, good and bad news: the good news is that sparse can now apparently be installed again via conda-forge. However, current sparse now hard-depends on numba. So adding sparse as...

> Sad to hear. Would it instead be possible to have it as an optional requirement and leave sparse 'BlockOperators' as an optional thing as I intended to do it...

@TiKeil, @pmli, there is no constructor for sparse arrays that allows constructing those from sparse data, then I'd assume that a lot of other stuff does not work / is...

Can this be closed, @ftschindler?

@pmli, @lbalicki, @artpelling, can we come to a conclusion how to proceed here? Should we set up a meeting to talk?