2026-03-04 04:06:48 +08:00
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"""知识库中间件 - 提供通用知识库工具"""
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2026-03-04 04:13:05 +08:00
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from langchain.agents.middleware import AgentMiddleware
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2026-03-04 04:06:48 +08:00
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from src.agents.common.toolkits.kbs import get_common_kb_tools
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from src.utils.logging_config import logger
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class KnowledgeBaseMiddleware(AgentMiddleware):
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"""知识库中间件 - 提供通用知识库工具
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提供 3 个通用工具：
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- list_kbs: 列出用户可访问的知识库
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- get_mindmap: 获取指定知识库的思维导图
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- query_kb: 在指定知识库中检索
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"""
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def __init__(self):
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super().__init__()
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# 预加载通用知识库工具
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self.kb_tools = get_common_kb_tools()
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self.tools = self.kb_tools
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2026-03-04 04:13:05 +08:00
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logger.debug(f"Initialized KnowledgeBaseMiddleware with {len(self.kb_tools)} tools")
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