Universal wheels

.github/workflows/build_wheels.yml

@@ -6,11 +6,8 @@ on:
       - published
 jobs:
   build_wheels:
-    name: ${{ matrix.os }}
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+    name: ubuntu-latest
+    runs-on: ubuntu-latest
 
     steps:
     - uses: actions/checkout@v2
@@ -19,20 +16,10 @@ jobs:
       with:
         python-version: 3.9
 
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install -r requirements_build.txt
-        pip install -U "cython"
-    - name: Install cibuildwheel
-      run: |
-        python -m pip install cibuildwheel~=2.3
     - name: Build wheel
-      env:
-        CIBW_SKIP: "pp*-win* *cp27* *cp35* *pp*"
-        CIBW_BEFORE_BUILD: "pip install numpy cython"
       run: |
-        python -m cibuildwheel --output-dir wheelhouse
+        pip wheel -w wheelhouse/ .
+
     - uses: actions/upload-artifact@v2
       with:
         name: wheels