diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index b1b91fe4..5e0d9d7d 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -46,4 +46,12 @@ jobs:
           cargo fmt --verbose --check -- --color always
       - name: Run clippy
         run: |
-          cargo clippy --all-features --all-targets --color always -- --deny warnings
\ No newline at end of file
+          cargo clippy --all-features --all-targets --color always -- --deny warnings
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.9'
+      - name: Install black
+        run: pip install black
+      - name: Check Python formatting
+        run: black . --check -l 120
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 3b7e0f70..481e175e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 target
 __pycache__
 .vscode
-.idea
\ No newline at end of file
+.idea
+.DS_Store
\ No newline at end of file