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test_multi_vector_retriever_initialization() — langchain Function Reference

Architecture documentation for the test_multi_vector_retriever_initialization() function in test_multi_vector.py from the langchain codebase.

Function python LangChainCore Runnables

Entity Profile

Dependency Diagram

graph TD
  93a7c67d_249f_2457_f5db_3609ca89e209["test_multi_vector_retriever_initialization()"]
  ec1b85d3_6e5d_33cc_5e60_268fb7b7b716["test_multi_vector.py"]
  93a7c67d_249f_2457_f5db_3609ca89e209 -->|defined in| ec1b85d3_6e5d_33cc_5e60_268fb7b7b716
  style 93a7c67d_249f_2457_f5db_3609ca89e209 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/tests/unit_tests/retrievers/test_multi_vector.py lines 45–57

def test_multi_vector_retriever_initialization() -> None:
    vectorstore = InMemoryVectorstoreWithSearch()
    retriever = MultiVectorRetriever(
        vectorstore=vectorstore,
        docstore=InMemoryStore(),
        doc_id="doc_id",
    )
    documents = [Document(page_content="test document", metadata={"doc_id": "1"})]
    retriever.vectorstore.add_documents(documents, ids=["1"])
    retriever.docstore.mset(list(zip(["1"], documents, strict=False)))
    results = retriever.invoke("1")
    assert len(results) > 0
    assert results[0].page_content == "test document"

Domain

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Defined In

Source

Frequently Asked Questions

What does test_multi_vector_retriever_initialization() do?
test_multi_vector_retriever_initialization() is a function in the langchain codebase, defined in libs/langchain/tests/unit_tests/retrievers/test_multi_vector.py.
Where is test_multi_vector_retriever_initialization() defined?
test_multi_vector_retriever_initialization() is defined in libs/langchain/tests/unit_tests/retrievers/test_multi_vector.py at line 45.

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