Maximilian Roos

We discussed this on the call. It's not an easy problem from the compiler perspective since it doesn't know whether it's creating duplicate columns, we'll need to think more. For...

Do we want to have arbitrary python objects stored in `attrs`? We serialize to json so arguably need to constrain ourselves to types that are JSON-compatible...

We could ofc serialize and deserialize into our own propriety format. But I'm not sure what the interface would be?

@zesterer thank you _very_ much for your review! greatly appreciated

> Any update on this? I found it really hard and got distracted by other things. I'd like to come back to it at some point; possibly when there are...

if that's the whole program, and there are no other threads, you shouldn't hit an issue if that's running in a thread pool or similar, then you can get that...

those sound like reasonable things to try! I'm not confident on the solution unfortunately

We would definitely take a PR for this; and it might not be that difficult given it's already implemented in pandas.

Pandas has this, so it's not intractable. If you'd like the feature, add a 👍 to the issue or help it along by looking at what would be required /...

thanks! generally we don't leave open issues for type hints, because they're unlikely to inspire someone who isn't affected by it to change it, and it's difficult to track when...