智能体

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from langgraph.graph import START, StateGraph
from langgraph.prebuilt import tools_condition
from IPython.display import Image, display

# 初始化状态图
builder = StateGraph(MessagesState)

# 定义节点
builder.add_node("assistant", assistant)
builder.add_node("tools", ToolNode(tools))

# 定义边
builder.add_edge(START, "assistant")
builder.add_conditional_edges("assistant", tools_condition)
builder.add_edge("tools", "assistant")

# 编译图
react_graph = builder.compile()