Update license tests to maintained GH Action (#37)

.github/workflows/license_tests.yml

@@ -16,24 +16,32 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-        with:
-          ref: ${{ github.head_ref }}
       - name: Setup Python
         uses: actions/setup-python@v1
         with:
           python-version: 3.8
       - name: Install Build Tools
         run: |
           python -m pip install build wheel
+      - name: Install System Dependencies
+        run: |
+          sudo apt-get update
+          sudo apt install python3-dev swig libssl-dev
       - name: Install core repo
         run: |
           pip install .
-      - name: Install licheck
-        run: |
-          pip install git+https://github.com/NeonJarbas/lichecker
-      - name: Install test dependencies
+      - name: Get explicit and transitive dependencies
         run: |
-          pip install pytest pytest-timeout pytest-cov
-      - name: Test Licenses
-        run: |
-          pytest test/license_tests.py
+          pip freeze > requirements-all.txt
+      - name: Check python
+        id: license_check_report
+        uses: pilosus/action-pip-license-checker@v0.5.0
+        with:
+          requirements: 'requirements-all.txt'
+          fail: 'Copyleft,Other,Error'
+          fails-only: true
+          exclude: '^(tqdm).*'
+          exclude-license: '^(Mozilla).*$'
+      - name: Print report
+        if: ${{ always() }}
+        run: echo "${{ steps.license_check_report.outputs.report }}"