[BUG] `legacy/multi_agent.py` 可以将部分部分完成视为全部研究完成

import asyncio import sys import types sys.path.insert(0, "src")

Stub just enough imports to exercise the real supervisor logic without

requiring live models, MCP servers, or external search providers.

LangChain = types.ModuleType("LangChain") chat_models = types.ModuleType("LangChain.chat_models")

class FakeLLM: def init(self): self.captured = None

def bind_tools(self, tools, **kwargs):
    return self

async def ainvoke(self, messages):
    self.captured = messages
    return types.SimpleNamespace(tool_calls=[])

fake_llm = FakeLLM() chat_models.init_chat_model = lambda *args, **kwargs: fake_llm LangChain.chat_models = chat_models sys.modules["LangChain"] = LangChain sys.modules["LangChain.chat_models"] = chat_models