added black formatter

Author: arsho

.github/workflows/black.yml

@@ -0,0 +1,29 @@
+name: Black
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.8", "3.9", "3.10"]
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v3
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install black
+    - name: Format all py files using black
+      run: |
+        black $(git ls-files '*.py') 
+    - name: Commit changes
+      run: |
+        git config --local user.email "action@github.com"
+        git config --local user.name "GitHub Action"
+        git add .
+        git diff-index --quiet HEAD || git commit -m "Format Python code with Black"