fix

Author: xadupre

onnx_diagnostic/torch_models/hghub/model_inputs.py

@@ -95,6 +95,8 @@ def get_untrained_model_with_inputs(
         print("-- dynamic shapes:", pprint.pformat(data['dynamic_shapes']))
         print("-- configuration:", pprint.pformat(data['configuration']))
     """
+    if task == "":
+        task = None
     assert not use_preinstalled or not use_only_preinstalled, (
         f"model_id={model_id!r}, preinstalled model is only available "
         f"if use_only_preinstalled is False."