Update rag_langgraph.py

rag_langgraph.py

@@ -96,7 +96,7 @@ def create_graph(topic):
         | JsonOutputFunctionsParser()
     )
 
-    researcher_agent = create_agent(llm, [tavily_tool, today_tool], system_prompt="1. Research content on topic: {topic}, prioritizing research papers. "
+    researcher_agent = create_agent(llm, [tavily_tool, today_tool], system_prompt="1. Research content on topic: " + topic + ", prioritizing research papers. "
                                                                                   "2. Based on your research, write a 2000-word article on the topic. "
                                                                                   "3. At the beginning of the article, add current date and author: Multi-AI-Agent System. "
                                                                                   "4. At the end of the article, add a reference section with research papers.")