Update app.py

app.py

@@ -80,7 +80,7 @@ def get_current_time_in_timezone(timezone: str) -> str:
 embedding_model = SentenceTransformer("sentence-transformers/all-MiniLM-L6-v2")
 qa_pipeline = pipeline("text2text-generation", model="google/flan-t5-base")
 
-@tool(name=document_qna_tool)
+@tool(name="document_qna_tool")
 def document_qna_tool(pdf_path: str, question: str) -> str:
     """
     A tool that answers natural language questions about a given PDF document.