Update app.py

app.py

@@ -488,30 +488,29 @@ def create_gradio_interface():
     downloader = PaperDownloader()
 
     def update_progress(message, log_message=""):
-        return  gr.HTML.update(value=f"{message}"), gr.HTML.update(value=f"<pre>{log_message}</pre>")
+      return gr.HTML(value=f"{message}"), gr.HTML(value=f"<pre>{log_message}</pre>")
 
     async def download_papers(bib_file, doi_input, dois_input):
-        progress_field = gr.HTML()
 
         def custom_progress_callback(message):
             logger.info(f"Callback message: {message}")
-            return  gr.HTML.update(value=f"{message}"), "" #return html for update output + empty logs to keep compatibility
+            return update_progress(message)
 
         if bib_file:
             # Check file type
             if not bib_file.name.lower().endswith('.bib'):
-                return None, "Error: Please upload a .bib file", "Error: Please upload a .bib file",  "", None
+                return None, "Error: Please upload a .bib file", "Error: Please upload a .bib file", "", None
             
             zip_path, downloaded_dois, failed_dois, _ = await downloader.process_bibtex_async(bib_file, custom_progress_callback)
-            return zip_path, downloaded_dois, failed_dois,  "", None
+            return zip_path, downloaded_dois, failed_dois, "", None
         elif doi_input:
             filepath, message, failed_doi, _ = await downloader.download_single_doi_async(doi_input,custom_progress_callback)
             return None, message, failed_doi, "", filepath
         elif dois_input:
             zip_path, downloaded_dois, failed_dois, _ = await downloader.download_multiple_dois_async(dois_input, custom_progress_callback)
-            return zip_path, downloaded_dois, failed_dois,  "", None
+            return zip_path, downloaded_dois, failed_dois, "", None
         else:
-            return None, "Please provide a .bib file, a single DOI, or a list of DOIs", "Please provide a .bib file, a single DOI, or a list of DOIs",  "", None
+            return None, "Please provide a .bib file, a single DOI, or a list of DOIs", "Please provide a .bib file, a single DOI, or a list of DOIs", "", None