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https://github.com/bytedance/deer-flow.git
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Chayton Bai
27 lines
1.1 KiB
Python
27 lines
1.1 KiB
Python
# Copyright (c) 2025 Bytedance Ltd. and/or its affiliates
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# SPDX-License-Identifier: MIT
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from src.config.tools import SELECTED_RAG_PROVIDER, RAGProvider
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from src.rag.dify import DifyProvider
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from src.rag.milvus import MilvusProvider
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from src.rag.ragflow import RAGFlowProvider
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from src.rag.moi import MOIProvider
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from src.rag.retriever import Retriever
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from src.rag.vikingdb_knowledge_base import VikingDBKnowledgeBaseProvider
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def build_retriever() -> Retriever | None:
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if SELECTED_RAG_PROVIDER == RAGProvider.DIFY.value:
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return DifyProvider()
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if SELECTED_RAG_PROVIDER == RAGProvider.RAGFLOW.value:
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return RAGFlowProvider()
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elif SELECTED_RAG_PROVIDER == RAGProvider.MOI.value:
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return MOIProvider()
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elif SELECTED_RAG_PROVIDER == RAGProvider.VIKINGDB_KNOWLEDGE_BASE.value:
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return VikingDBKnowledgeBaseProvider()
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elif SELECTED_RAG_PROVIDER == RAGProvider.MILVUS.value:
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return MilvusProvider()
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elif SELECTED_RAG_PROVIDER:
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raise ValueError(f"Unsupported RAG provider: {SELECTED_RAG_PROVIDER}")
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return None
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