Recovery from exception

app.py

@@ -59,7 +59,7 @@ def process_submission(*inputs):
         metadata = SUBMISSION_INPUTS - {"submission_file"}
         metadata = {key: inputs[key] for key in metadata}
         
-        gr.Info('Submission valid, running local tournament...')
+        gr.Info('Submission valid, running tournament...')
 
         leaderboard_server.prepare_model_for_submission(inputs["submission_file"], metadata)
     except ValueError as err:
@@ -72,6 +72,16 @@ def process_submission(*inputs):
             gr.update(visible=False),
             gr.update(visible=False),
         )
+    except TypeError as err:
+        gr.Warning(str(err))
+        return (
+            gr.update(value='Pre-submit model', visible=True, interactive=True),
+            gr.update(visible=False),
+            gr.update(visible=False),
+            gr.update(visible=False),
+            gr.update(visible=False),
+            gr.update(visible=False),
+        )
     return (
         gr.update(visible=False),
         gr.update(visible=True),