Fabian Neumann

@FabianHofmann, yes I see this as two independent steps. Key deprecation can go ahead.

Yes, as you say I remember this was quite a delicate issue #1019 #1091 #1102. I would let @lindnemi review this.

Where do we land here @lindnemi @coroa?

I will place this PR on hold since @FabianHofmann and I will do some restructuring first in relation to how power plants are added between different foresight options.

Yes, they're indexed according to sn.branches(). LODF/BODF and PTDF should really be pandas.DataFrames for clarity on that. We have currently no plans to implement this ourselves, but it sounds like...

@lkstrp I dabbled a bit with @p-glaum's implementation, refined it a bit, and it does now what I would like it to do. So from that side it's ready. But...

Thanks for your suggestion, @enricogiglio! AFAICS, both formulations would result in a MINLP. Since we didn't want to support MINLP problems, extendable generators were made not committable. I don't quite...

Great, now it's just about resolving the merge conflicts and documenting the unit change in the release notes @BertoGBG!

@BertoGBG, just ping me when this is ready for re-review.

Not sure this is the right repository for this. So far, the `technology-data` repository does not consider any policies -- and I am inclined to say that it should stay...