Return exception if raises

app.py

@@ -101,7 +101,7 @@ def space_builder(spaces: str, hf_token: str, username: str, space_name: str, sp
         else:
             return "The space_name is already used for the token's user"
     except Exception as ex:
-        return Exception
+        return Exception.__repr__()
 
 
 iface = gr.Interface(