Changed codecov uploading pattern.

.github/workflows/run-tests.yaml

@@ -12,13 +12,36 @@ jobs:
 
     steps:
       - uses: actions/checkout@v1
+
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python-version }}
+
+
+      - name: Get pip cache dir
+        id: pip-cache
+        run: |
+          echo "::set-output name=dir::$(pip cache dir)"
+
+      - name: Cache
+        uses: actions/cache@v2
+        with:
+          path: ${{ steps.pip-cache.outputs.dir }}
+          key:
+            ${{ matrix.python-version }}-v1-${{ hashFiles('**/requirements.txt') }}-${{ hashFiles('**/tox.ini') }}
+          restore-keys: |
+            ${{ matrix.python-version }}-v1-
+
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
           pip install tox tox-gh-actions
+
       - name: Test with tox
         run: tox
+
+      - name: Upload coverage
+        uses: codecov/codecov-action@v1
+        with:
+          name: Python ${{ matrix.python-version }}

tox.ini

@@ -37,7 +37,6 @@ commands=
     categories{posargs}
   coverage report -m
   coverage html
-  codecov
 
 [testenv:begin]
 commands = coverage erase