I agree that this is best handled with a custom transformer, for the
reasons cited by Jacob, but also because it sounds like this transformer
does not gather statistics from the training data, and so can be
implemented with FunctionTransformer
On 7 Jul 2017 6:10 am, "Jacob Schreiber"
Hi Jeremy!
Thanks for your offer to contribute. We're always looking for people to add
good ideas to the package. Time series data can be tricky to handle
appropriately, and so I think we generally try to pass it off to more
specialized packages that focus on that. Andreas may have a more
