2023-09-20

Attending: Eric Perlman (EP), Sanket Verma (SV), Norman Rzepka (NR), Nathan Zimmerberg (NZ), Gabor Kovacs (GB), Dennis Heimbigner (DH), Ward Fisher (WF), Martin Durrant (MD), Davis Bennett (DB)

TL;DR:

SV kicked off the meeting with intros. NZ had some questions about the current state of V3 implementation. MD wants to push ZEP0003 for technical review and voting. DB has submitted a new ZEP, i.e. ZOM (Zarr Object Model). SV gave important updates from NumFOCUS Summit 2023.

Updates:

Meeting Minutes:

  • Intros (favourite tourist place)
    • SV: Himalayas
    • NR: Highway One
    • EP: New Zealand (South Island)
    • GK: Allen Institute works in Light sheet microscopy - favourite tourist place: Pacific North West
    • NZ: University of Maryland, PhD in bioinformatics - Shenandoah Park
    • WF: Pacific North West and Astoria, Oregon
    • DH: Highway One - took a 1.5 days to complete it - but also took many stops
    • MD: Canary Islands in the Atlantic
  • NZ: Current state of the V3 implementation
    • SV: Currently WIP
    • Use Zarrita to convert V2 to V3?
    • NR: Yes!
    • NZ: Codec name change for byte to endian - is it going in?
    • NR: Can take place along with a voting
      • It simply takes an array and spits out bytes - V3 requires you to have a codec
    • NZ: Has written Julia implementation apart Zarr.jl - mostly a prototype implementation
      • Trying to merge what’s already in Zarr.jl
  • MD: Pangeo meeting - They were wondering when it’ll get finalised
    • MD: Done all the things that was asked - now what?
    • SV: Will put it up for technical review and voting process
    • NR: Sending a PR to Zarrita can help in the acceptance
  • DB: ZEP0006 - brief overview
    • JSON serialisable reprenstation of a Zarr hierarchy
    • Providing a foundation for declarative API rather than procedural
  • SV: Updates from the NumFOCUS Summit 2023