run CI on python=3.13

.github/workflows/ci.yaml

@@ -47,7 +47,7 @@ jobs:
       matrix:
         os: ["ubuntu-latest", "macos-latest", "windows-latest"]
         # Bookend python versions
-        python-version: ["3.10", "3.12"]
+        python-version: ["3.10", "3.12", "3.13"]
         env: [""]
         include:
           # Minimum python version:

ci/requirements/environment-3.13.yml

@@ -9,9 +9,9 @@ dependencies:
   - bottleneck
   - cartopy
   - cftime
-  - dask-core
-  - dask-expr
-  - distributed
+  # - dask-core
+  # - dask-expr
+  # - distributed
   - flox
   - fsspec
   - h5netcdf
@@ -34,7 +34,7 @@ dependencies:
   - pip
   - pooch
   - pre-commit
-  - pydap
+  # - pydap
   - pytest
   - pytest-cov
   - pytest-env

ci/requirements/environment-windows-3.13.yml

@@ -7,9 +7,9 @@ dependencies:
   - bottleneck
   - cartopy
   - cftime
-  - dask-core
-  - dask-expr
-  - distributed
+  # - dask-core
+  # - dask-expr
+  # - distributed
   - flox
   - fsspec
   - h5netcdf
@@ -29,7 +29,7 @@ dependencies:
   # - pint>=0.22
   - pip
   - pre-commit
-  - pydap
+  # - pydap
   - pytest
   - pytest-cov
   - pytest-env

doc/whats-new.rst

@@ -26,6 +26,8 @@ Benoit Bovy, Deepak Cherian, Dimitri Papadopoulos Orfanos, Holly Mandel, James B
 
 New Features
 ~~~~~~~~~~~~
+- support python 3.13 (no free-threading) (:issue:`9664`, :pull:`9681`)
+  By `Justus Magin <https://github.com/keewis>`_.
 - Added :py:meth:`DataTree.persist` method (:issue:`9675`, :pull:`9682`).
   By `Sam Levang <https://github.com/slevang>`_.
 - Added ``write_inherited_coords`` option to :py:meth:`DataTree.to_netcdf`

pyproject.toml

@@ -12,6 +12,7 @@ classifiers = [
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
   "Topic :: Scientific/Engineering",
 ]
 description = "N-D labeled arrays and datasets in Python"