diff --git a/.github/workflows/black_formatting.yml b/.github/workflows/black_formatting.yml
new file mode 100644
index 0000000..fac9795
--- /dev/null
+++ b/.github/workflows/black_formatting.yml
@@ -0,0 +1,22 @@
+name: Code Formatting Check
+
+on:
+  push:
+    branches: [ main, develop, fix-read-me ]
+  pull_request:
+    branches: [ main, develop ]
+
+jobs:
+  black-formatting:
+    runs-on: ubuntu-latest
+    
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Check code formatting with Black
+      uses: psf/black@stable
+      with:
+        options: "--check --diff"
+        src: "."
+        version: "~= 24.0"
\ No newline at end of file
diff --git a/portfolio.py b/portfolio.py
index 6bf2950..bfb4cb9 100644
--- a/portfolio.py
+++ b/portfolio.py
@@ -11,7 +11,7 @@
 
 class Portfolio:
     def __init__(self):
-        self.symbols = ["IBM","QBTS"]
+        self.symbols = ["IBM", "QBTS"]
         self.time_frame = 60
 
     def get_stock(self, symbols, time_frame):
@@ -58,7 +58,7 @@ def data_clean(self):
             clean_data = self.data_extract(data)
             all_dfs.append(clean_data)
             df = pl.DataFrame([all_dfs])
-            
+
             print(df)
 
         return df
diff --git a/pyproject.toml b/pyproject.toml
index 4a78756..f01dff1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,3 +11,21 @@ dependencies = [
     "scipy==1.16.1",
     "seaborn==0.13.2",
 ]
+[tool.black]
+line-length = 88
+target-version = ['py313']
+include = '\.pyi?$'
+exclude = '''
+/(
+    \.eggs
+  | \.git
+  | \.hg
+  | \.mypy_cache
+  | \.tox
+  | \.venv
+  | _build
+  | buck-out
+  | build
+  | dist
+)/
+'''
\ No newline at end of file