Merge branch 'master' into rm_travis

Author: rflamary

.github/workflows/build_wheels.yml

@@ -9,8 +9,8 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-18.04]
-        # macosx-latest, windows-latest
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        # macos-latest, windows-latest
 
     steps:
     - uses: actions/checkout@v1
@@ -36,6 +36,7 @@ jobs:
 
     - name: Build wheel
       env:
+        CIBW_SKIP: "pp*-win* pp*-macosx*" # remove pypy on mac and win (wrong version)
         CIBW_BEFORE_BUILD: "pip install numpy cython"
       run: |
         python -m cibuildwheel --output-dir wheelhouse