minor

app.py

@@ -121,7 +121,8 @@ with gr.Blocks(css=css) as demo:
 
     @demo.load(inputs=session_state, outputs=[dataset_dropdown, loading_codes_json, subset_dropdown, split_dropdown, dataframe, session_state, share_link_textbox, use_locally_markdown, prev_button, next_button, page_html])
     def _fetch_datasets(session: str | None, request: gr.Request):
-        datasets = ["CohereForAI/Global-MMLU"] + [ds.id for ds in HfApi().list_datasets(limit=NUM_TRENDING_DATASETS, sort="trendingScore", direction=-1, filter=["format:parquet"])]
+        datasets = ["CohereForAI/Global-MMLU"]
+        datasets += [ds.id for ds in HfApi().list_datasets(limit=NUM_TRENDING_DATASETS, sort="trendingScore", direction=-1, filter=["format:parquet"]) if ds.id not in datasets]
         session = request.query_params.get(SESSIONS_DIR) or session
         if session:
             namespace, dataset_name, subset, split, _ = session.split("--")