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Evaluate Zarr V3 #1004

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AdvancedImagingUTSW opened this issue Oct 1, 2024 · 0 comments

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AdvancedImagingUTSW commented Oct 1, 2024

For Windows machines, appears to be a significant gain in write speed due to sharding implementation in Zarr V3.

zarr-developers/zarr-python#1111
https://zarr-specs.readthedocs.io/en/latest/v3/core/v3.0.html
https://forum.image.sc/t/ngff-ome-zarr-how-fast-can-you-write-it/74303/14

I think it requires that we set an environment variable to take the updated version. Need to check more recent versions of Zarr.

os.environ["ZARR_V3_EXPERIMENTAL_API"]="1"
See ...zarr/_storage/v3_storage_transformers.py

@zacsimile - Might be of interest to you as well.

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