Update build.yml

.github/workflows/build.yml

@@ -2,13 +2,17 @@
 # For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
 
 name: build
-on:
+# on:
 #   push:
 #     branches:
 #       - 'release/**'
-  release:
+on:
-    types:
+  push:
-      - created
+    branches:
+      - master
+#   release:
+#     types:
+#       - created
 jobs:
 #   wheel:
 #     runs-on: ${{ matrix.os }}
@@ -57,6 +61,10 @@ jobs:
 #           TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
   linux-wheels:
     runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: [3.7, 3.8, 3.9]
     steps:
       - uses: actions/checkout@v2
         with:
@@ -85,7 +93,7 @@ jobs:
       - name: Setup python${{ matrix.python }}
         uses: actions/setup-python@v2
         with:
-          python-version: "3.9"
+          python-version: ${{ matrix.python-version }}
 #       - name: Install requires
 #         run: python -m pip install twine
 #       - name: Publishing to pypi