Update app.py

app.py

@@ -93,13 +93,15 @@ def get_paper_content(link:str)->str:
 
         
 @tool 
-def related_papers(title: str, max_results: int) -> list:
+def related_papers(title:str, max_results:int) -> list:
     """
     A tool that searches for related papers on arXiv based on the title of the query paper.
     
     Args:
         title : A string representing the title of the query paper to find related papers for.
         max_results : An integer representing The number of related papers to return.
+    Returns:
+        list: A list of dictionaries, each containing a related paper's title and URL.
     """
     try:
         search_url = f"http://export.arxiv.org/api/query?search_query=title:{title}&start=0&max_results={max_results}"