Clean up and improve error handling #357

	# Copyright 2021 Agnostiq Inc.
	#
	# This file is part of Covalent.
	#
	# Licensed under the Apache License 2.0 (the "License"). A copy of the
	# License may be obtained with this software package or at
	#
	# https://www.apache.org/licenses/LICENSE-2.0
	#
	# Use of this file is prohibited except in compliance with the License.
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.

	name: license

	on:
	pull_request:
	workflow_call:

	jobs:
	license:
	runs-on: ubuntu-latest
	steps:
	- name: Check out head
	uses: actions/checkout@v3
	with:
	persist-credentials: false

	- name: Check Python dependencies license names and type
	id: license_check_report
	uses: pilosus/action-pip-license-checker@main
	with:
	requirements: "requirements.txt"
	fail: "Copyleft,Error,Other"
	exclude: "^(pylint\|aio[-_]\|covalent\|asyncssh)."
	with-totals: true
	table-headers: true
	- name: Print report
	if: ${{ always() }}
	run: echo "${{ steps.license_check_report.outputs.report }}"

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