latest requirements

app.py

@@ -200,12 +200,10 @@ class BasicAgent:
 
         # Graph
         self.builder = StateGraph(state_schema=AgentState)
-
         # Define nodes: these do the work
         self.builder.add_node("START", lambda state: state)
         self.builder.add_node("assistant", self.assistant)
         self.builder.add_node("tools", self.tools_node)
-
         # Define edges: these determine how the control flow moves
         self.builder.add_edge("START", "assistant")
         self.builder.add_edge("assistant", "tools")