Update agent.py

agent.py

@@ -721,7 +721,7 @@ def build_graph(provider: str = "huggingface"):
         return {"messages": [sys_msg] + state["messages"] + [example_msg]}
  
     """
-     def retriever(state: MessagesState):
+    def retriever(state: MessagesState):
         #Retriever node w/o similar_questions
         return {"messages": [sys_msg] + state["messages"]}