Upload app.py

app.py

@@ -46,9 +46,10 @@ def handle_tsp_solve(
 ):
     try:
         message = _handle_tsp_solve(file_path, norm)
+        return message
     except Exception as e:
         message = str(e)
-    return message
+        return message, TSP_PROBLEM_PATH, TSP_SOLUTION_PATH
 
 
 def handle_tsp_clear():
@@ -75,7 +76,6 @@ with gr.Blocks() as tsp_page:
     gr.Markdown(
         '''
         This space displays the solution to the TSP problem.
-
         ## How to use this Space?
         - Upload a '.tsp' file from tsplib .
         - The images of the TSP problem and solution will be shown after you click the solve button.
@@ -140,4 +140,4 @@ with gr.Blocks() as tsp_page:
 
 
 if __name__ == "__main__":
-    tsp_page.launch(debug = True)
+    tsp_page.launch(debug = True)