Relax python requirement to >= 3.12

.github/workflows/python-test.yaml

@@ -14,6 +14,13 @@ jobs:
     defaults:
       run:
         shell: bash
+    strategy:
+      matrix:
+        python-version:
+          - "3.12"
+          - "3.13"
+          - "3.14"
+
     steps:
       - uses: actions/checkout@v6
 
@@ -22,6 +29,7 @@ jobs:
         with:
           version: "0.11.10"
           enable-cache: true
+          python-version: ${{ matrix.python-version }}
 
       - uses: actions/setup-python@v6
         with:
@@ -59,6 +67,10 @@ jobs:
 
       - name: Install uv
         uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
+        with:
+          version: "0.11.10"
+          enable-cache: true
+          python-version: ${{ matrix.python-version }}
 
       - uses: actions/setup-python@v6
         with:

CHANGELOG.md

@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Support and testing for Python versions >= 3.12. ([@brews](https://github.com/brews), [PR#33](https://github.com/ClimateImpactLab/isku/pull/33))
+- Installs with xarray versions earlier than 2026.4.0. ([@brews](https://github.com/brews), [PR#33](https://github.com/ClimateImpactLab/isku/pull/33))
+
 ## [0.2.0] - 2026-05-14
 
 ### Added

pyproject.toml

@@ -4,13 +4,10 @@ version = "0.2.0"
 description = "Minimalist Python + xarray-based climate impact projection framework for researchers with little time."
 readme = "README.md"
 authors = [{ name = "Brewster Malevich", email = "bmalevich@rhg.com" }]
-requires-python = ">=3.14"
-dependencies = ["xarray>=2026.4.0"]
+requires-python = ">=3.12"
 urls = { Repository = "https://github.com/climateimpactlab/isku", Documentation = "https://climateimpactlab.github.io/isku" }
 
-[build-system]
-requires = ["uv_build>=0.11.13,<0.12.0"]
-build-backend = "uv_build"
+dependencies = ["xarray"]
 
 [dependency-groups]
 tests = [
@@ -27,6 +24,10 @@ dev = [
     "prek>=0.3.13",
 ]
 
+[build-system]
+requires = ["uv_build>=0.11.13,<0.12.0"]
+build-backend = "uv_build"
+
 [tool.ruff.lint]
 extend-select = [
   "YTT",  # flake8-2020