Refactor build

Author: bashtage

.github/workflows/build-wheels.yml

@@ -18,8 +18,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: [cp313, cp314]
-        os: [windows-11-arm]
+        os: [windows-11-arm] # ubuntu-latest, windows-latest, macos-latest, macos-15-intel,
+        python: [cp310, cp311, cp312, cp313, cp314]
         python_impl: [Python]
         include:
           - python: cp312
@@ -32,9 +32,9 @@ jobs:
       CIBW_ARCHS_MACOS: native
       # No support for pypy, musl, Win32 for 3.10+
       # Skip musl for 3.8 and 3.9 since no upstream wheels
-      CIBW_SKIP: "pp* *-win32 *musllinux_aarch64*"
+      CIBW_SKIP: "pp* *-win32 *musllinux_aarch64* cp310-win_arm64 cp311-win_arm64 cp312-win_arm64"
       CIBW_TEST_REQUIRES: pytest pytest-xdist pytest-randomly threadpoolctl
-      CIBW_TEST_COMMAND: python -c "import numpy; numpy.show_runtime(); import statsmodels.base; statsmodels.base.test(['-v','-n','0','-s','-m', '(not slow and not example)', '--max-worker-restart','50'], exit=True)"
+      CIBW_TEST_COMMAND: python -c "import numpy; numpy.show_runtime(); import statsmodels; statsmodels.test(['-m','(not slow and not example)','-n','2'], exit=True)"
       # Avoid testing on emulated architectures and Pyodide
       CIBW_TEST_SKIP: "*-*linux_{aarch64,ppc64le,s390x} *pyodide*"
       CIBW_REPAIR_WHEEL_COMMAND_LINUX: 'auditwheel repair --strip -w {dest_dir} {wheel}'
@@ -99,9 +99,30 @@ jobs:
             echo "TOKEN=$MULTIBUILD_WHEELS_STAGING_ACCESS" >> $GITHUB_ENV
           fi
 
-      - name: install anaconda-client
+      - name: Install conda
+        uses: conda-incubator/setup-miniconda@v3
+        with:
+          # for installation of anaconda-client, required for upload to
+          # anaconda.org
+          # default (and activated) environment name is test
+          # Note that this step is *after* specific pythons have been used to
+          # build and test the wheel
+          auto-update-conda: true
+          python-version: "3.12"
+          miniforge-version: latest
+          conda-remove-defaults: "true"
+
+      - name: Inspect conda and install anaconda-client
+        shell: pwsh
+        run: |
+          conda info
+          conda list
+          conda install -y anaconda-client
+
+      - name: Install anaconda-client (Windows ARM64)
         shell: pwsh
         run: |
+          python -m pip install pip -U
           pip install --only-binary :all: anaconda-client
 
       - name: Upload wheels