Update codecov.yml

.github/workflows/codecov.yml

@@ -1,39 +1,24 @@
-name: Codecov Report
-
-on:
-  push:
-    branches: [ main ]
-
+name: CodeCov
+on: [push, pull_request]
 jobs:
-  test-upload:
+  run:
     runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        python-version: [3.5, 3.6, 3.7, 3.8, 3.9]
-
     env:
-      PYTHON: ${{ matrix.python-version }}
+      OS: ubuntu-latest
+      PYTHON: '3.9'
     steps:
-    - uses: actions/checkout@v2
+    - uses: checkout@v2
+      with:
+        fetch-depth: ‘2’
+
     - name: Setup Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@master
       with:
-        python-version: ${{ matrix.python-version }}
-    - name: Generate coverage report
+        python-version: 3.7
+    - name: Generate Report
       run: |
-        pip install pytest
-        pip install pytest-cov
-        pytest --cov=./ --cov-report=xml
-    - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v2
+        pip install coverage
+        coverage run -m pytest
+    - name: Upload Coverage to Codecov
+      uses: codecov/codecov-action@v1
       with:
-        token: ${{ secrets.CODECOV_TOKEN }}
-        directory: ./coverage/reports/
-        env_vars: PYTHON
-        fail_ci_if_error: true
-        files: ./coverage1.xml,./coverage2.xml
-        flags: unittests
-        name: codecov-umbrella
-        path_to_write_report: ./coverage/codecov_report.txt
-        verbose: false