bugfix: use os.makedirs instead of os.mkdir #70

	# This is a basic workflow to help you get started with Actions

	name: test

	# Controls when the action will run.
	on:
	# Triggers the workflow on push or pull request events but only for the master branch
	pull_request:
	branches: [ master ]

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	check-version:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

	- name: version check
	run: \|
	export CHNGVER=$(grep -P -o '(?<=## \[).*(?=\])' -m1 CHANGELOG.md);
	echo "CHANGELOG VERSION: $CHNGVER"
	export INITVER=$(grep -P "__version__ = '.*?'" riscof/__init__.py \| awk '{print $3}'\|sed "s/'//g");
	echo "INIT VERSION: $INITVER"
	if [ "$CHNGVER" = "$INITVER" ]; then
	echo "Versions are equal in Changelog and init.py."
	else
	echo "Versions are not equal in Changelog and init.py."
	exit 1
	fi

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