test build wheels

Author: rflamary

.github/workflows/build_wheels.yml

@@ -4,7 +4,7 @@ on:
   release:
   push:
     branches:
-      - "master"
+      - "**"
 
 jobs:
   build_wheels:
@@ -39,7 +39,7 @@ jobs:
 
     - name: Build wheel
       env:
-        CIBW_SKIP: "pp*-win* pp*-macosx*" # remove pypy on mac and win (wrong version)
+        CIBW_SKIP: "pp*-win* pp*-macosx* cp2*" # remove pypy on mac and win (wrong version)
         CIBW_BEFORE_BUILD: "pip install numpy cython"
       run: |
         python -m cibuildwheel --output-dir wheelhouse