Test python 3.12, 3.13 (#932)

* Test python 3.12, 3.13

* Add Python 3.12 support in dependencies

* Update pyproject.toml

* Update release notes for version 2.4.0

Added testing information for Python versions in release notes.

* actually use 3.13, instead of 3.12 twice

Co-authored-by: Chuck Daniels <chuck@developmentseed.org>

---------

Co-authored-by: Tom Nicholas <tom@earthmover.io>
Co-authored-by: Chuck Daniels <chuck@developmentseed.org>

Author: 3 people

.github/workflows/main.yml

@@ -26,7 +26,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        environment: [test-py311, test-py314, min-deps, minio]
+        environment: [test-py311, test-py312, test-py313, test-py314, min-deps, minio]
     steps:
       - uses: actions/checkout@v4
       - uses: prefix-dev/setup-pixi@v0.9.3

docs/releases.md

@@ -52,6 +52,8 @@
   By [Tom Nicholas](https://github.com/TomNicholas).
 - Completely rewrote the `ZarrParser` to use numpy string arrays for efficiency ([#927](https://github.com/zarr-developers/VirtualiZarr/pull/927)).
   By [Tom Nicholas](https://github.com/TomNicholas).
+- Testing across all supported python versions ([#927](https://github.com/zarr-developers/VirtualiZarr/pull/932)).
+  By [Julius Busecke](https://github.com/jbusecke)
 
 ## v2.4.0 (24th January 2026)
 

pyproject.toml

@@ -161,6 +161,10 @@ virtualizarr = { path = ".", editable = true }
 [tool.pixi.feature.py311.dependencies]
 python = "3.11.*"
 
+# Define a feature set for Python 3.12
+[tool.pixi.feature.py312.dependencies]
+python = "3.12.*"
+
 # Define a feature set for Python 3.13
 [tool.pixi.feature.py313.dependencies]
 python = "3.13.*"
@@ -209,6 +213,7 @@ min-deps = ["dev", "test", "hdf", "hdf5-lib"] # VirtualiZarr/conftest.py using h
 # Inherit from min-deps to get all the test commands, along with optional dependencies
 test = ["dev", "test", "remote", "hdf", "netcdf3", "fits", "icechunk", "kerchunk", "kerchunk_parquet", "hdf5-lib", "zarr", "py314"]
 test-py311 = ["dev", "test", "remote", "hdf", "netcdf3", "fits", "icechunk", "kerchunk", "kerchunk_parquet", "hdf5-lib", "tiff", "zarr","py311"] # test against python 3.11
+test-py312 = ["dev", "test", "remote", "hdf", "netcdf3", "fits", "icechunk", "kerchunk", "kerchunk_parquet", "hdf5-lib", "tiff", "zarr", "py312"] # test against python 3.13
 test-py313 = ["dev", "test", "remote", "hdf", "netcdf3", "fits", "icechunk", "kerchunk", "kerchunk_parquet", "hdf5-lib", "tiff", "zarr", "py313"] # test against python 3.13
 test-py314 = ["dev", "test", "remote", "hdf", "netcdf3", "fits", "icechunk", "kerchunk", "kerchunk_parquet", "hdf5-lib", "zarr", "py314"] # test against python 3.14
 minio = ["dev", "remote", "hdf", "netcdf3", "fits", "icechunk", "kerchunk", "hdf5-lib", "py314", "zarr", "minio"]