mirror of
https://github.com/RYDE-WORK/Langchain-Chatchat.git
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40 lines
1.4 KiB
Python
40 lines
1.4 KiB
Python
from urllib.parse import urlencode
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from server.pydantic_v1 import BaseModel, Field
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from server.knowledge_base.kb_doc_api import search_docs
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from configs import TOOL_CONFIG
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def search_knowledgebase(query: str, database: str, config: dict):
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docs = search_docs(
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query=query,
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knowledge_base_name=database,
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top_k=config["top_k"],
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score_threshold=config["score_threshold"])
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context = ""
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source_documents = []
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for inum, doc in enumerate(docs):
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filename = doc.metadata.get("source")
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parameters = urlencode({"knowledge_base_name": database, "file_name": filename})
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url = f"download_doc?" + parameters
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text = f"""出处 [{inum + 1}] [{filename}]({url}) \n\n{doc.page_content}\n\n"""
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source_documents.append(text)
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if len(source_documents) == 0:
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context = "没有找到相关文档,请更换关键词重试"
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else:
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for doc in source_documents:
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context += doc + "\n"
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return context
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class SearchKnowledgeInput(BaseModel):
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database: str = Field(description="Database for Knowledge Search")
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query: str = Field(description="Query for Knowledge Search")
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def search_local_knowledgebase(database: str, query: str):
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tool_config = TOOL_CONFIG["search_local_knowledgebase"]
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return search_knowledgebase(query=query, database=database, config=tool_config)
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