Update base.yml

python-packages/base.yml

@@ -12,6 +12,12 @@ base:
   image: $ACR_URL/python:3.8
   tags:
     - docker
+  only:
+    refs:
+    # run only when new tag is published or changes pushed to master
+    - tags
+    - master
+
   script:
     - pip install virtualenv  # install virtualenv to create a virtual environment to install required packages
     - virtualenv $VIRTUALENV_NAME  # create a virtualenvironment