additional ci adjustments

pydata · dcherian · Jul 2, 2025 · Jun 22, 2025 · Jun 22, 2025 · Jun 22, 2025
commit 1b29658f2519a5d5d9c42fcb7d8d690a5f0fe521
diff --git a/.binder/environment.yml b/.binder/environment.yml
@@ -2,7 +2,7 @@ name: xarray-examples
 channels:
   - conda-forge
 dependencies:
-  - python=3.10
+  - python=3.11
   - boto3
   - bottleneck
   - cartopy

diff --git a/.github/workflows/ci-additional.yaml b/.github/workflows/ci-additional.yaml
@@ -132,15 +132,15 @@ jobs:
           fail_ci_if_error: false
 
   mypy-min:
-    name: Mypy 3.10
+    name: Mypy 3.11
     runs-on: "ubuntu-latest"
     needs: detect-ci-trigger
     defaults:
       run:
         shell: bash -l {0}
     env:
       CONDA_ENV_FILE: ci/requirements/environment.yml
-      PYTHON_VERSION: "3.10"
+      PYTHON_VERSION: "3.11"
 
     steps:
       - uses: actions/checkout@v4
@@ -239,7 +239,7 @@ jobs:
           fail_ci_if_error: false
 
   pyright39:
-    name: Pyright 3.10
+    name: Pyright 3.11
     runs-on: "ubuntu-latest"
     needs: detect-ci-trigger
     if: |
@@ -252,7 +252,7 @@ jobs:
         shell: bash -l {0}
     env:
       CONDA_ENV_FILE: ci/requirements/environment.yml
-      PYTHON_VERSION: "3.10"
+      PYTHON_VERSION: "3.11"
 
     steps:
       - uses: actions/checkout@v4

diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
@@ -47,18 +47,18 @@ jobs:
       matrix:
         os: ["ubuntu-latest", "macos-latest", "windows-latest"]
         # Bookend python versions
-        python-version: ["3.10", "3.13"]
+        python-version: ["3.11", "3.13"]
         env: [""]
         include:
           # Minimum python version:
           - env: "bare-minimum"
-            python-version: "3.10"
+            python-version: "3.11"
             os: ubuntu-latest
           - env: "bare-min-and-scipy"
-            python-version: "3.10"
+            python-version: "3.11"
             os: ubuntu-latest
           - env: "min-all-deps"
-            python-version: "3.10"
+            python-version: "3.11"
             os: ubuntu-latest
           # Latest python version:
           - env: "all-but-numba"
@@ -73,7 +73,7 @@ jobs:
           # The mypy tests must be executed using only 1 process in order to guarantee
           # predictable mypy output messages for comparison to expectations.
           - env: "mypy"
-            python-version: "3.10"
+            python-version: "3.11"
             numprocesses: 1
             os: ubuntu-latest
           - env: "mypy"

diff --git a/doc/contribute/contributing.rst b/doc/contribute/contributing.rst
@@ -290,7 +290,7 @@ We'll now kick off a two-step process:
 .. code-block:: sh
 
    # Create and activate the build environment
-   conda create -c conda-forge -n xarray-tests python=3.10
+   conda create -c conda-forge -n xarray-tests python=3.11
 
    # This is for Linux and MacOS
    conda env update -f ci/requirements/environment.yml

diff --git a/doc/getting-started-guide/installing.rst b/doc/getting-started-guide/installing.rst
@@ -6,7 +6,7 @@ Installation
 Required dependencies
 ---------------------
 
-- Python (3.10 or later)
+- Python (3.11 or later)
 - `numpy <https://www.numpy.org/>`__ (1.23 or later)
 - `packaging <https://packaging.pypa.io/en/latest/#>`__ (23.1 or later)
 - `pandas <https://pandas.pydata.org/>`__ (2.0 or later)

diff --git a/xarray/util/generate_ops.py b/xarray/util/generate_ops.py
@@ -133,7 +133,7 @@ def {{ method }}(self, *args: Any, **kwargs: Any) -> Self:
 # We require a "hack" to tell type checkers that e.g. Variable + DataArray = DataArray
 # In reality this returns NotImplemented, but this is not a valid type in python 3.9.
 # Therefore, we return DataArray. In reality this would call DataArray.__add__(Variable)
-# TODO: change once python 3.10 is the minimum.
+# TODO: change once python 3.11 is the minimum.
 #
 # Mypy seems to require that __iadd__ and __add__ have the same signature.
 # This requires some extra type: ignores[misc] in the inplace methods :/