Update app.py

app.py

@@ -25,7 +25,7 @@ def main_interface(file, members_per_group):
     grouped_df = group_names(file, members_per_group)
     # Save the DataFrame to a CSV file with UTF-8 encoding
     output_filename = '/tmp/grouped_names.csv'
-    grouped_df.to_csv(output_filename, index=False, encoding='utf-8')
+    grouped_df.to_csv(output_filename, index=False, encoding='utf-8-sig')
     return output_filename
 
 iface = gr.Interface(