12 lines
456 B
Python
12 lines
456 B
Python
from typing import Annotated, TypedDict
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from langgraph.graph.message import add_messages
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class State(TypedDict):
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# add_messages 会将新消息追加到列表，而不是覆盖
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messages: Annotated[list, add_messages]
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# 存储当前的总结，避免重复加载大数据量历史
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summary: str
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# 从 Long-term memory 检索到的事实
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retrieved_context: str
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# 记录这轮对话是否触发了总结
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retrieved_context: str |