The description input field is optional

app.py

@@ -36,8 +36,8 @@ def on_submit_pressed():
     return gr.update(value='Processing submission...', interactive=False)
 
 def validate_submission_inputs(**inputs):
-    if any(key for key, value in inputs.items() if value in (None, "")):
-        raise ValueError('Please fill in all fields')
+    if any(key for key, value in inputs.items() if key != "description" and value in (None, "")):
+        raise ValueError('Please fill in all fields (only the description field is optional)')
     if not os.path.exists(inputs["submission_file"]):
         raise ValueError('File does not exist')
     if not (inputs["link_to_model"].startswith("http://") or inputs["link_to_model"].startswith("https://")):