show all options when no model id matched

text_classification_ui_helpers.py

@@ -47,8 +47,9 @@ def get_related_datasets_from_leaderboard(model_id):
     records = leaderboard.records
     model_records = records[records["model_id"] == model_id]
     datasets_unique = model_records["dataset_id"].unique()
+    all_unique_datasets = records["dataset_id"].unique()
     if len(datasets_unique) == 0:
-        return gr.update()
+        return gr.update(choices=all_unique_datasets)
     return gr.update(choices=datasets_unique, value=datasets_unique[0])