build: split python CI jobs (#11794)

* build: split python CI jobs

* Rename superset-python.yml to superset-python-misc.yml

.github/workflows/superset-python-sqlite.yml

@@ -0,0 +1,44 @@
+# Python Sqlite unit tests
+name: Python Sqlite
+
+on: [push, pull_request]
+
+jobs:
+  test-sqlite:
+    runs-on: ubuntu-18.04
+    strategy:
+      matrix:
+        python-version: [3.7]
+    env:
+      PYTHONPATH: ${{ github.workspace }}
+      SUPERSET_CONFIG: tests.superset_test_config
+      REDIS_PORT: 16379
+      SUPERSET__SQLALCHEMY_DATABASE_URI: |
+        sqlite:///${{ github.workspace }}/.temp/unittest.db
+    services:
+      redis:
+        image: redis:5-alpine
+        ports:
+          - 16379:6379
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        uses: apache-superset/cached-dependencies@b90713b
+        with:
+          run: |
+            apt-get-install
+            pip-upgrade
+            pip install -r requirements/testing.txt
+            mkdir ${{ github.workspace }}/.temp
+      - name: Run celery
+        run: celery worker --app=superset.tasks.celery_app:app -Ofair -c 2 &
+      - name: Python unit tests (SQLite)
+        run: |
+          ./scripts/python_tests.sh
+      - name: Upload code coverage
+        run: |
+          bash <(curl -s https://codecov.io/bash) -cF python