Description
Describe the bug
Not sure if this a bug or by design but the action does nothing and exists with 0 if the python-version input is empty. IMO nonzero exit would be better suited.
To Reproduce
jobs:
test:
runs-on: ubuntu-latest
steps:
- uses: actions/setup-python@v2
with:
python-version:
Example run: https://github.com/jerry-git/gh-actions-playground/runs/3600040805?check_suite_focus=true
