Update app.py

app.py

@@ -779,8 +779,15 @@ with chat:
 
     # Convert data to a DataFrame
     queries = pd.DataFrame(queries_data)
+    # # Append data to an existing CSV file or create a new one if it doesn't exist
+    # queries.to_csv('Queries.csv', mode='a', index=False, header=not os.path.exists('Queries.csv'))
+    
+    # Check if the file already exists
+    file_exists = os.path.exists('Queries.csv')
+    
     # Append data to an existing CSV file or create a new one if it doesn't exist
-    queries.to_csv('Queries.csv', mode='a', index=False, header=not os.path.exists('Queries.csv'))
+    with open('Queries.csv', 'a') as f:
+        queries.to_csv(f, header=not file_exists, index=False)