23rd November, 2020 (SPEC call)

Attending: Josh Moore, David Brochart, Matthias Bussonnier, Sylvain Corlay, John Kirkham, Ryan Williams

  • SC: Very late. Difficult if it gets moved later.

    • Earliest for Matthias? It’s fine. 5-6 AM

    • RyanW: 7-8 AM California until 7-8PM Frances

      • Will try to move things around next time so it’s still not too long.
  • EOSS Presentation

    • 1 minute & 15 minute

      • 10min of presentation 5 of questions
      • Accessible to broader technical audience
    • David: some slides that would be ok for 15 minute (3-4pp)

    • Matthias: 50% David, 50% Matthias, and a little shared context.

    • John: two short to split it into 3 parts.

    • BD: looking at xtensor-zarr slides

      • NB: zarray as a dask-like experience on chunked arrays (i.e. beyond just the storage part of zarr)
    • MB to add his content to BD’s slides.

      • What is Zarr? (2-3 min)

        • Distributed arrays, implementation in python

        • More cross-language

      • Zarr-Python

        • (clear distinction to “Zarr”)
      • Zarr v3

        • (Waiting on feedback)

        • Show current working implementation

        • Screenshots, etc.

    • RW: 10m. (a) Talk about the project (b) state of spec (c)

      xtensor-zarr

      • MB: can start & make the transition smoother

      • BD: agreed, too technical. Will simplify at a higher level.

      • JK: covering the points that were in the original proposal

        • Not enough time to cover governance
      • JM: feel free to steal from “public zarr data”

      • JM: Should get everyone invited to slack. RW: will do.

      • RW: Recorded dress-rehearsal. Sync again next week?

      • JM: one minute pitch? MB: will try to do that as well.

      • RW: issue? MB: yes, then the recording can be available for others who aren’t there.

  • V3 spec sync-up (largely tabled)

    • MB: Delete changed to erase

    • MB: Distinction between writable and deletable

    • JM: Timeline?