Update app.py

app.py

@@ -44,13 +44,14 @@ def process(input_bib: str,
         output_bib = f.read().replace("\n ", "\n    ")
 
     # Show output + enable “Download” button
-    return output_bib, run_id, gr.Button.update(visible=True)
+    return output_bib, run_id, gr.update(visible=True)
 
 
 def download_file(run_id: str):
     """Expose the normalized .bib for download."""
-    path = f"output_{run_id}.bib"
-    return gr.File.update(value=path, visible=True)
+    file_path = f"output_{run_id}.bib"
+
+    return file_path, gr.update(visible=True)
 
 
 # ---------- demo UI ---------- #
@@ -119,8 +120,8 @@ Anthology), deduplicates, sorts, and can abbreviate conference names.
         outputs=[output_box, run_uuid, download_btn],
         api_name="process",
     )
-    download_btn.click(download_file, run_uuid, download_file_component)
-    clear_btn.click(lambda _: "", None, input_bib)
+    download_btn.click(download_file, run_uuid, [download_file_component, download_file_component])
+    clear_btn.click(lambda: "", None, input_bib)
 
 
 if __name__ == "__main__":