Add Python 3.12 (#12361)

Co-authored-by: Eric Larson <[email protected]>

.github/workflows/tests.yml

@@ -55,14 +55,14 @@ jobs:
     strategy:
       matrix:
         include:
-          - os: ubuntu-latest
-            python: '3.10'
-            kind: conda
           - os: ubuntu-latest
             python: '3.11'
             kind: pip-pre
+          - os: ubuntu-latest
+            python: '3.12'
+            kind: conda
           - os: macos-latest
-            python: '3.9'
+            python: '3.11'
             kind: mamba
           - os: windows-latest
             python: '3.10'
@@ -89,6 +89,12 @@ jobs:
           python-version: ${{ matrix.python }}
         if: startswith(matrix.kind, 'pip')
       # Python (if conda)
+      - name: Remove numba and dipy
+        run: |  # TODO: Remove when numba 0.59 and dipy 1.8 land on conda-forge
+          sed -i '/numba/d' environment.yml
+          sed -i '/dipy/d' environment.yml
+          sed -i 's/- mne$/- mne-base/' environment.yml
+        if: matrix.os == 'ubuntu-latest' && startswith(matrix.kind, 'conda') && matrix.python == '3.12'
       - uses: mamba-org/setup-micromamba@v1
         with:
           environment-file: ${{ env.CONDA_ENV }}

doc/conf.py

@@ -1335,6 +1335,15 @@ def reset_warnings(gallery_conf, fname):
         r"The .* was deprecated in Matplotlib 3\.7",
         # scipy
         r"scipy.signal.morlet2 is deprecated in SciPy 1\.12",
+        # Matplotlib->tz
+        r"datetime\.datetime\.utcfromtimestamp",
+        # joblib
+        r"ast\.Num is deprecated",
+        r"Attribute n is deprecated and will be removed in Python 3\.14",
+        # numpydoc
+        r"ast\.NameConstant is deprecated and will be removed in Python 3\.14",
+        # pooch
+        r"Python 3\.14 will, by default, filter extracted tar archives.*",
     ):
         warnings.filterwarnings(  # deal with other modules having bad imports
             "ignore", message=".*%s.*" % key, category=DeprecationWarning

mne/conftest.py

@@ -187,6 +187,15 @@ def pytest_configure(config):
     ignore:Mesa version 10\.2\.4 is too old for translucent.*:RuntimeWarning
     # Matplotlib <-> NumPy 2.0
     ignore:`row_stack` alias is deprecated.*:DeprecationWarning
+    # Matplotlib->tz
+    ignore:datetime.datetime.utcfromtimestamp.*:DeprecationWarning
+    # joblib
+    ignore:ast\.Num is deprecated.*:DeprecationWarning
+    ignore:Attribute n is deprecated and will be removed in Python 3\.14.*:DeprecationWarning
+    # numpydoc
+    ignore:ast\.NameConstant is deprecated and will be removed in Python 3\.14.*:DeprecationWarning
+    # pooch
+    ignore:Python 3\.14 will, by default, filter extracted tar archives.*:DeprecationWarning
     """  # noqa: E501
     for warning_line in warning_lines.split("\n"):
         warning_line = warning_line.strip()

mne/export/_egimff.py

@@ -50,7 +50,6 @@ def export_evokeds_mff(fname, evoked, history=None, *, overwrite=False, verbose=
     using MFF read functions.
     """
     mffpy = _import_mffpy("Export evokeds to MFF.")
-    import pytz
 
     info = evoked[0].info
     if np.round(info["sfreq"]) != info["sfreq"]:
@@ -73,7 +72,7 @@ def export_evokeds_mff(fname, evoked, history=None, *, overwrite=False, verbose=
     if op.exists(fname):
         os.remove(fname) if op.isfile(fname) else shutil.rmtree(fname)
     writer = mffpy.Writer(fname)
-    current_time = pytz.utc.localize(datetime.datetime.utcnow())
+    current_time = datetime.datetime.now(datetime.timezone.utc)
     writer.addxml("fileInfo", recordTime=current_time)
     try:
         device = info["device_info"]["type"]

tools/github_actions_dependencies.sh

@@ -7,7 +7,7 @@ INSTALL_ARGS="-e"
 INSTALL_KIND="test_extra,hdf5"
 if [ ! -z "$CONDA_ENV" ]; then
 	echo "Uninstalling MNE for CONDA_ENV=${CONDA_ENV}"
-	conda remove -c conda-forge --force -yq mne
+	conda remove -c conda-forge --force -yq mne-base
 	python -m pip uninstall -y mne
 	if [[ "${RUNNER_OS}" != "Windows" ]]; then
 		INSTALL_ARGS=""