Format all code.

fetch_market_cap.py

@@ -12,17 +12,17 @@ if __name__ == "__main__":
     if len(sys.argv) < 2:
         # Exit with an error code if no ticker is provided
         sys.exit(1)
-    
+
     ticker_symbol = sys.argv[1]
-    
+
     try:
         # Directly get the market cap
-        market_cap = yf.Ticker(ticker_symbol).info.get('marketCap')
-        
+        market_cap = yf.Ticker(ticker_symbol).info.get("marketCap")
+
         # On success, print JSON to stdout and exit cleanly
         print(json.dumps({"market_cap": market_cap}))
         sys.exit(0)
     except Exception:
         # If any error occurs, print an empty JSON and exit with an error code
         print(json.dumps({"market_cap": None}))
-        sys.exit(1)
+        sys.exit(1)