2024-06-27

Attending: Davis Bennett (DB) and Sanket Verma (SV)

TL;DR:

Updates:

• Zarr-Python 3.0.0a0 out
  • https://pypi.org/project/zarr/3.0.0a0/
• Good momentum and lots of things happening with ZP-V3 - aiming for mid July release
• SV represented Zarr at CZI Open Science 2024 meeting - various groups looking forward to V3 - https://x.com/MSanKeys963/status/1801073720288522466
  • R users at bio-conductor looking to develop bindings for ZP-V3
• New blog post: https://zarr.dev/blog/nasa-power-and-zarr/
• ARCO-ERA5 got updated this week - ~6PB of Zarr data available - check: https://x.com/shoyer/status/1805732055394959819
• https://dynamical.org/ - making weather data easy and accessbile to work with
  • Check: https://dynamical.org/about/
  • Video tutorial: https://youtu.be/uR6-UVO_3k8?si=cp0jOxrtKL_I6LfV

Meeting Minutes:

• SV: Would like invite Norman for one of the showcase/lightning talks
• DB: Having Tensorstore as backend for Zarr array writers would be good for performance
  • SV: How about Rust?
  • DB: Similar to C++ (Tensorstore)
  • DB: Slicing returns NumPy arrays - we should have lazy slicing API
• DB: Would be good to be keep the momentum after V3
  • SV: Anything we can do to keep them engaged?
  • DB: Not as of now!
• https://github.com/zarr-developers/zeps/pull/59 - would like to go ahead with this
  • DB: Impicit groups is a big change - maybe we need a major version bump
  • SV: If there’s a unanimous change then it could be submitted as a PR / Lean ZEP
  • DB: Sounds good!
• Move ZEP1 and ZEP2 to Final?