Rewrite extract version to bash

.github/workflows/on_release_publish.yml

@@ -2,7 +2,7 @@ name: Upload Python Package
 
 on:
   release:
-    types: [published]
+    types: [published, edited]
 
 jobs:
   deploy:
@@ -11,11 +11,11 @@ jobs:
       - uses: actions/checkout@v1
       - name: Extract version from tags
         id: version
-        uses: actions/github-script@0.2.0
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          script: |
-            return context.payload.ref.split('/').pop().split('-')[0];
+        run: |
+          echo "GitHub ref ${GITHUB_REF}"
+          TAG=`echo "${GITHUB_REF}" | cut -f 3 -d "/" | cut -f 1 -d "-"`
+          echo "Got version ${VERSION}"
+          echo "##[set-output name=version;]$(echo ${VERSION})
       - name: Set up Python
         uses: actions/setup-python@v1
         with: