Tom Nicholas

:+1: to removing non-string names - I think its been more trouble than its' worth...

> What's the case for removing non-string names? Speaking strictly for DataTree, the basic model of `DataTree` can be thought of as `Mapping[str, Dataset]`, where `str` is path-like. `DataTree.from_dict` is...

(I wrote this out before @shoyer's comment so I'm going to paste it anyway) > I was predominantly asking about the case for forcing `Dataset`s to have string keys I...

Having said all that, going back to what to do in `DataTree`: > in principle I don't see any reason why we can't switch from `str -> Hashable` in DataTree....

Historically, it doesn't seem like the discussion in https://github.com/pydata/xarray/issues/2292 was ever properly resolved. Adding in `Hashable` just went ahead without anyone involved answering the concerns raised there, or there being...

Thanks for the gentle pushback @max-sixty ! (Do you want to make a reappearance in tomorrow's meeting? Would be great to see you there :) ) > Taking each of...

The `chunk_by_labels` functionality seems quite useful even when not talking about times, so I would be :+1: for that kind of option. On the API question is there anywhere else...

I have to agree with @max-sixty - the question is not whether polars is faster / better than pandas in general (I believe you), but whether an `xarray.DataArray().to_polars_df()` method can...

> you want me to implement this [...] Then, you'll decide if it's worth implementing? For context, the reason @max-sixty is asking is because adding the method to xarray incurs...

Thanks for raising this @leoniewgnr ! We're still hunting down all the bugs that the move to zarr 3 created. > The same error occurs in the documentation: That's particularly...