Update app.py

app.py

@@ -44,13 +44,9 @@ def get_current_time_in_timezone(timezone: str) -> str:
 @tool
 def extract_sent(doc: str, top_n: int = 3) -> list:
     """ Extracts key sentences from a document using TextRank.
-    
     Args:
-        doc (str): The document (e.g., abstract) to extract sentences from.
-        top_n (int): The number of top-ranked sentences to return.
-
-    Returns:
-        List[str]: The most pertinent sentences.
+        doc: The document (e.g., abstract) to extract sentences from.
+        top_n: The number of top-ranked sentences to return.
     """
     try:
         # Step 1: Tokenize the document into sentences