try a different pytest.yml

.github/workflows/pytest.yml

@@ -1,34 +1,29 @@
-name: Tests
+name: Run Pytest
 
 on:
-  push:
-    branches: [main]
   pull_request:
-    branches: [main]
+    branches:
+      - main
 
 jobs:
-  run-tests:
+  test:
     runs-on: ubuntu-latest
-
     steps:
     - name: Check out repository
-      uses: actions/checkout@main
-      with:
-        ref: main
-        fetch-depth: 0
+      uses: actions/checkout@v2
 
     - name: Set up Python
-      uses: actions/setup-python@main
+      uses: actions/setup-python@v2
       with:
         python-version: 3.x
 
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install nbconvert pytest pytest-cov
+        pip install pytest pytest-cov
         pip install -e .
 
-    - name: Test with pytest
+    - name: Run pytest
       run: |
         pip install pytest
-        pytest --cov=process_bigraph
+        pytest --cov=process_bigraph --cov-report=term