[MAINT] CI/CD updates

.github/workflows/asv_check.yml

@@ -16,12 +16,12 @@ jobs:
         shell: bash -el {0}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
       - name: Install Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v7
         with:
           python-version: '3.12'
 

.github/workflows/flake8.yml

@@ -6,9 +6,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
       - name: Install Python 3.12
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v7
         with:
           python-version: '3.12'
       - name: Install Flake8 5.0.4 linter

.github/workflows/publish.yml

@@ -15,12 +15,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     # fetch all commits and tags so versioneer works
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v7
       with:
         fetch-depth: 0
 
     - name: Set up Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v7
       with:
         # Python version should be the minimum supported version
         python-version: "3.11"
@@ -50,7 +50,7 @@ jobs:
       working-directory: ./tmp
 
     - name: Store the distribution packages
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: python-package-distributions
         path: dist/
@@ -67,7 +67,7 @@ jobs:
 
     steps:
     - name: Download all dist files
-      uses: actions/download-artifact@v4
+      uses: actions/download-artifact@v8
       with:
         name: python-package-distributions
         path: dist/

.github/workflows/pytest-remote-data.yml

@@ -66,32 +66,35 @@ jobs:
     if: (github.event_name == 'pull_request_target' && contains(github.event.pull_request.labels.*.name, 'remote-data')) || (github.event_name == 'push')
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
         if: github.event_name == 'pull_request_target'
         # pull_request_target runs in the context of the target branch (pvlib/main),
         # but what we need is the hypothetical merge commit from the PR:
         with:
           ref: "refs/pull/${{ github.event.number }}/merge"
           allow-unsafe-pr-checkout: true  # see above discussion; manual triggering makes this ok
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
         if: github.event_name == 'push'
 
       - name: Set up conda environment
-        uses: conda-incubator/setup-miniconda@v3
+        uses: mamba-org/setup-micromamba@v3
         with:
-          activate-environment: test_env
           environment-file: ${{ env.REQUIREMENTS }}
-          python-version: ${{ matrix.python-version }}
-          auto-activate-base: false
+          cache-downloads: false
+          cache-environment: false
+          create-args: >-
+            python=${{ matrix.python-version }}
+          condarc: |
+            channel-priority: flexible
         env:
           # build requirement filename.  First replacement is for the python
           # version, second is to add "-min" if needed
           REQUIREMENTS: ci/requirements-py${{ matrix.python-version }}${{ matrix.suffix }}.yml
 
       - name: List installed package versions
         shell: bash -l {0}  # necessary for conda env to be active
-        run: conda list
+        run: micromamba list
 
       - name: Run tests
         shell: bash -l {0}  # necessary for conda env to be active
@@ -108,7 +111,7 @@ jobs:
 
       - name: Upload coverage to Codecov
         if: matrix.python-version == '3.11' && matrix.suffix == ''
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v7
         with:
           fail_ci_if_error: true
           verbose: true

.github/workflows/pytest.yml

@@ -31,7 +31,7 @@ jobs:
     steps:
       # We check out only a limited depth and then pull tags to save time
       - name: Checkout source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           fetch-depth: 100
 
@@ -40,7 +40,7 @@ jobs:
 
       - name: Install Conda environment with Micromamba
         if: matrix.environment-type == 'conda'
-        uses: mamba-org/setup-micromamba@v2
+        uses: mamba-org/setup-micromamba@v3
         with:
           environment-file: ${{ env.REQUIREMENTS }}
           cache-downloads: false
@@ -61,7 +61,7 @@ jobs:
 
       - name: Install bare Python ${{ matrix.python-version }}${{ matrix.suffix }}
         if: matrix.environment-type == 'bare'
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v7
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -84,7 +84,7 @@ jobs:
 
       - name: Upload coverage to Codecov
         if: matrix.python-version == '3.11' && matrix.suffix == '' && matrix.os == 'ubuntu-latest' && matrix.environment-type == 'conda'
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v7
         with:
           fail_ci_if_error: true
           verbose: true

.github/workflows/top-ranked-issues.yml

@@ -17,10 +17,10 @@ jobs:
 
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v4  # This ensures the repository code is available
+        uses: actions/checkout@v7  # This ensures the repository code is available
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v7
         with:
           python-version: "3.12"
 

ci/requirements-py3.11-min.yml

@@ -3,13 +3,13 @@ channels:
     # - defaults  # not supported by mamba
     - conda-forge
 dependencies:
+    - python=3.11
     - coveralls
     - pip
     - pytest
     - pytest-cov
     - pytest-mock
     - pytest-timeout
-    - python=3.11
     - pytz
     - requests
     - pip:

ci/requirements-py3.11.yml

@@ -3,6 +3,7 @@ channels:
     # - defaults  # not supported by mamba
     - conda-forge
 dependencies:
+    - python=3.11
     - coveralls
     - cython
     - ephem
@@ -18,7 +19,6 @@ dependencies:
     - pytest-timeout
     - pytest-rerunfailures
     - conda-forge::pytest-remotedata  # version in default channel is old
-    - python=3.11
     - pytz
     - requests
     - scipy >= 1.7.2

ci/requirements-py3.12.yml

@@ -3,6 +3,7 @@ channels:
     # - defaults  # not supported by mamba
     - conda-forge
 dependencies:
+    - python=3.12
     - coveralls
     - cython
     - ephem
@@ -18,7 +19,6 @@ dependencies:
     - pytest-timeout
     - pytest-rerunfailures
     - conda-forge::pytest-remotedata  # version in default channel is old
-    - python=3.12
     - pytz
     - requests
     - scipy >= 1.7.2

ci/requirements-py3.13.yml

@@ -3,6 +3,7 @@ channels:
     # - defaults  # not supported by mamba
     - conda-forge
 dependencies:
+    - python=3.13
     - coveralls
     - cython
     - ephem
@@ -18,7 +19,6 @@ dependencies:
     - pytest-timeout
     - pytest-rerunfailures
     - conda-forge::pytest-remotedata  # version in default channel is old
-    - python=3.13
     - pytz
     - requests
     - scipy >= 1.7.2

ci/requirements-py3.14.yml

@@ -3,11 +3,12 @@ channels:
     # - defaults  # not supported by mamba
     - conda-forge
 dependencies:
+    - python=3.14
     - coveralls
     - cython
     - ephem
     - h5py
-    # - numba  # not available for py 3.14 as of 2025-11-03
+    - numba
     - numpy >= 1.21.2
     - pandas >= 1.3.3
     - pip
@@ -18,7 +19,6 @@ dependencies:
     - pytest-timeout
     - pytest-rerunfailures
     - conda-forge::pytest-remotedata  # version in default channel is old
-    - python=3.14
     - pytz
     - requests
     - scipy >= 1.7.2