Not that your [PR adding extraction to batches](https://github.com/man-group/sparrow/pull/564) has been merged, we could release sparrow and rebase this PR on it? This can also be done in a future PR.

[Alex-PLACET]

Not that your PR adding extraction to batches has been merged, we could release sparrow and rebase this PR on it? This can also be done in a future PR.

Originally posted by @JohanMabille in #22 (comment)