README-v3.md

V3 Contributor Guide

A bare-bones guide to contributing to V3.

Developed for the Feb. 2024 Zarr Sprint.

Clone V3 branch

Fork zarr-python and clone it locally.

git clone {your remote}
git remote add upstream https://github.com/zarr-developers/zarr-python
git fetch upstream
git checkout --track upstream/v3

Set up your environment

Zarr uses hatch for its build system.

mamba install hatch

or

pip install hatch

Then

hatch env create test

Run the Tests

hatch run test:run 

or

hatch -e test shell
pytest -v