Switched to os.environ.get to prevent keyerror on empty env variable #122

	name: Update_CalVer

	on:
	push:
	branches:
	- 'main'
	paths:
	- 'subgen.py'
	- 'launcher.py'
	workflow_dispatch:

	jobs:

	docker:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Set Calver Version
	uses: Nelyx/action-calver@v1.0.0
	id: setcalver
	with:
	default_branch: 'refs/heads/main'
	format: 'YYYY.M.D'
	version_prefix: ''
	- name: Update version file
	run: \|
	sed -i "s/subgen_version =.*/subgen_version = '${{ steps.setcalver.outputs.package_version }}'/" subgen.py

	- name: Commit and push changes
	run: \|
	git config --global user.name "GitHub Actions"
	git config --global user.email "actions@github.com"
	git add subgen.py
	git commit -m "Automated update subgen.py with version"
	git push

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