mirror of
https://github.com/hwchase17/langchain
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f41f4c5e37
LangServe template for a RAG Conversation App using Zep. @baskaryan, @eyurtsev --------- Co-authored-by: Erick Friis <erick@langchain.dev>
38 lines
1.1 KiB
Python
38 lines
1.1 KiB
Python
# Ingest Documents into a Zep Collection
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import os
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from langchain.document_loaders import WebBaseLoader
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from langchain.embeddings import FakeEmbeddings
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from langchain.text_splitter import RecursiveCharacterTextSplitter
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from langchain.vectorstores.zep import CollectionConfig, ZepVectorStore
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ZEP_API_URL = os.environ.get("ZEP_API_URL", "http://localhost:8000")
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ZEP_API_KEY = os.environ.get("ZEP_API_KEY", None)
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ZEP_COLLECTION_NAME = os.environ.get("ZEP_COLLECTION", "langchaintest")
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collection_config = CollectionConfig(
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name=ZEP_COLLECTION_NAME,
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description="Zep collection for LangChain",
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metadata={},
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embedding_dimensions=1536,
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is_auto_embedded=True,
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)
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# Load
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loader = WebBaseLoader("https://lilianweng.github.io/posts/2023-06-23-agent/")
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data = loader.load()
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# Split
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text_splitter = RecursiveCharacterTextSplitter(chunk_size=500, chunk_overlap=0)
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all_splits = text_splitter.split_documents(data)
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# Add to vectorDB
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vectorstore = ZepVectorStore.from_documents(
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documents=all_splits,
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collection_name=ZEP_COLLECTION_NAME,
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config=collection_config,
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api_url=ZEP_API_URL,
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api_key=ZEP_API_KEY,
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embedding=FakeEmbeddings(size=1),
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)
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