chore: Add Python 3.14 tests

.github/workflows/test.yml

@@ -113,7 +113,15 @@ jobs:
       fail-fast: false
       matrix:
         os: ['ubuntu-latest', 'windows-latest', 'macos-13', 'macos-latest']
-        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.13t"]
+        python-version:
+          - "3.9"
+          - "3.10"
+          - "3.11"
+          - "3.12"
+          - "3.13"
+          - "3.13t"
+          - "3.14"
+          - "3.14t"
         architecture: ['x86', 'x64', 'arm64']
         dependencies: ['full', 'pre']
         include:
@@ -127,6 +135,11 @@ jobs:
             python-version: "3.9"
             architecture: 'x64'
             dependencies: 'min'
+          # Absolute minimum dependencies
+          - os: ubuntu-latest
+            python-version: "3.10"
+            architecture: 'x64'
+            dependencies: 'min'
         exclude:
           # Use ubuntu-latest to cover the whole range of Python. For Windows
           # and OSX, checking oldest and newest should be sufficient.
@@ -217,7 +230,9 @@ jobs:
         run: python -c "import sys; print(sys.version)"
       - name: Install tox
         run: |
-          uv tool install -v tox --with=git+https://github.com/effigies/tox-gh-actions@abiflags --with=tox-uv
+          uv tool install -v tox \
+            --with=tox-uv \
+            --with=git+https://github.com/effigies/tox-gh-actions@abiflags
       - name: Show tox config
         run: tox c
       - name: Run tox

doc/README.rst

@@ -5,5 +5,6 @@ Nibabel documentation
 To build the documentation, change to the root directory (containing
 ``pyproject.toml``) and run::
 
-    pip install -r doc-requirements.txt
+    uv sync --extra doc
+    source .venv/bin/activate
     make -C doc html

doc/source/devel/make_release.rst

@@ -68,10 +68,9 @@ Release checklist
 
   because this will be the output used by pypi_
 
-* Check the dependencies listed in ``nibabel/info.py`` (e.g.
-  ``NUMPY_MIN_VERSION``) and in ``doc/source/installation.rst`` and in
-  ``requirements.txt`` and ``.travis.yml``.  They should at least match. Do
-  they still hold?  Make sure `nibabel on travis`_ is testing the minimum
+* Check the dependencies listed in ``pyproject.toml`` and in
+  ``doc/source/installation.rst``. They should at least match. Do
+  they still hold?  Verify that `nibabel on GitHub actions`_ is testing the minimum
   dependencies specifically.
 
 * Do a final check on the `nipy buildbot`_.  Use the ``try_branch.py``
@@ -129,7 +128,7 @@ Release checklist
 
       make -C doc doctest
 
-    This should also be tested by `nibabel on travis`_.
+    This should also be tested by `nibabel on GitHub actions`_.
 
   * Check everything compiles without syntax errors::
 

doc/source/links_names.txt

@@ -20,7 +20,7 @@
 .. _nibabel issues: https://github.com/nipy/nibabel/issues
 .. _nibabel github issues: https://github.com/nipy/nibabel/issues
 .. _nibabel wiki: https://github.com/nipy/nibabel.wiki
-.. _nibabel on travis: https://travis-ci.org/nipy/nibabel
+.. _nibabel on github actions: https://github.com/nipy/nibabel/actions
 
 .. other related projects
 .. _nipy community: http://nipy.org

nibabel/cmdline/tests/test_roi.py

@@ -9,6 +9,12 @@
 from nibabel.testing import data_path
 
 
+@pytest.fixture(scope='module', autouse=True)
+def NO_COLOR():
+    with mock.patch.dict(os.environ, {'NO_COLOR': '1'}):
+        yield
+
+
 def test_parse_slice():
     assert parse_slice(None) == slice(None)
     assert parse_slice('1:5') == slice(1, 5)

nibabel/tests/test_viewers.py

@@ -86,7 +86,6 @@ def test_viewer():
 
     # other cases
     fig, axes = plt.subplots(1, 4)
-    plt.close(fig)
     v1 = OrthoSlicer3D(data, axes=axes)
     aff = np.array([[0, 1, 0, 3], [-1, 0, 0, 2], [0, 0, 2, 1], [0, 0, 0, 1]], float)
     v2 = OrthoSlicer3D(data, affine=aff, axes=axes[:3])
@@ -102,6 +101,7 @@ def test_viewer():
     v2.link_to(v1)  # shouldn't do anything
     v1.close()
     v2.close()
+    plt.close(fig)
 
 
 @needs_mpl

pyproject.toml

@@ -70,9 +70,9 @@ doc = [
   "tomli; python_version < '3.11'",
 ]
 test = [
-  "pytest >=6",
-  "pytest-doctestplus >=1",
-  "pytest-cov >=2.11",
+  "pytest >=8",
+  "pytest-doctestplus >=1.4",
+  "pytest-cov >=6",
   "pytest-httpserver >=1.0.7",
   "pytest-xdist >=3.5",
   "coverage[toml]>=7.2",

tox.ini

@@ -10,9 +10,11 @@ envlist =
   # No preinstallations
   py3{9,10,11,12,13,13t}-none
   # Minimum Python with minimum deps
-  py39-min
+  py3{9,10}-min
   # Run full and pre dependencies against all archs
   py3{9,10,11,12,13,13t}-{full,pre}-{x86,x64,arm64}
+  # Python development versions
+  py3{14,14t}-pre-{x64,arm64}
   install
   doctest
   style
@@ -28,6 +30,8 @@ python =
   3.12: py312
   3.13: py313
   3.13t: py313t
+  3.14: py314
+  3.14t: py314t
 
 [gh-actions:env]
 DEPENDS =
@@ -66,7 +70,7 @@ set_env =
   pre: PIP_EXTRA_INDEX_URL=https://pypi.anaconda.org/scientific-python-nightly-wheels/simple
   pre: UV_INDEX=https://pypi.anaconda.org/scientific-python-nightly-wheels/simple
   pre: UV_INDEX_STRATEGY=unsafe-best-match
-  py313t: PYTHONGIL={env:PYTHONGIL:0}
+  py3{13,14}t: PYTHONGIL={env:PYTHONGIL:0}
 extras =
   test
 
@@ -82,15 +86,14 @@ extras =
 
   # Matplotlib has wheels for everything except win32 (x86)
   {full,pre}-{x,arm}64: viewers
+  # No free-threaded wheels for: zstd
+  py3{9,10,11,12,13,14}-{full,pre}-{x,arm}64: zstd
 
-  # Nightly, but not released cp313t wheels for: scipy
-  # When released, remove the py3* line and add full to the pre line
-  py3{9,10,11,12,13}-full-{x,arm}64: spm
-  pre-{x,arm}64: spm
+  {full,pre}-{x,arm}64: spm
 
-  # No cp313t wheels for: h5py, pyzstd
+  # No free-threaded wheels for: h5py
   py3{9,10,11,12,13}-{full,pre}-{x,arm}64: minc2
-  py3{9,10,11,12,13}-{full,pre}-{x,arm}64: zstd
+  py314-pre-{x,arm}64: minc2
 
   # win32 (x86) wheels still exist for scipy+py39
   py39-full-x86: spm
@@ -108,6 +111,9 @@ commands =
     --durations=20 --durations-min=1.0 \
     --pyargs nibabel {posargs:-n auto}
 
+[testenv:py3{9,10,11,12,13,13t,14,14t}-full-{x,arm}64]
+runner = uv-venv-lock-runner
+
 [testenv:install]
 description = Install and verify import succeeds
 labels = test