update pytest github action

.github/workflows/pytest.yml

@@ -1,23 +1,35 @@
-name: Pytest
+name: Run Tests
 
-on: [push]
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
 
 jobs:
-  build:
+  test:
     runs-on: ubuntu-latest
+
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.11", "3.12"]
+        python-version: [3.9, 3.10, 3.11, 3.12]
+
     steps:
-    - uses: actions/checkout@v3
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v3
+    - name: Checkout code
+      uses: actions/checkout@v2
+
+    - name: Set up Python
+      uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
+
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install pytest
-    - name: Run tests with Pytest
+        pip install -r requirements.txt
+
+    - name: Run pytest
       run: |
-        pytest tests -vv
+        python -m pytest tests -vv