test_load_llmchain() — langchain Function Reference

Architecture documentation for the test_load_llmchain() function in test_load.py from the langchain codebase.

Function python LangChainCore MessageInterface

Entity Profile

LangChainCore→ MessageInterface→ test_load_llmchain() — langchain Function Reference

Dependency Diagram

graph TD
  57c88a30_8af7_fce2_7fab_3d321908aa6f["test_load_llmchain()"]
  0b08876e_5a62_23f2_8ed5_ec59f46366a7["test_load.py"]
  57c88a30_8af7_fce2_7fab_3d321908aa6f -->|defined in| 0b08876e_5a62_23f2_8ed5_ec59f46366a7
  style 57c88a30_8af7_fce2_7fab_3d321908aa6f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/tests/unit_tests/load/test_load.py lines 118–131

def test_load_llmchain() -> None:
    from langchain_openai import OpenAI

    llm = CommunityOpenAI(model="davinci", temperature=0.5, openai_api_key="hello")
    prompt = PromptTemplate.from_template("hello {name}!")
    chain = LLMChain(llm=llm, prompt=prompt)
    chain_obj = dumpd(chain)
    chain2 = load(chain_obj, secrets_map={"OPENAI_API_KEY": "hello"})

    assert chain2 == chain
    assert dumpd(chain2) == chain_obj
    assert isinstance(chain2, LLMChain)
    assert isinstance(chain2.llm, OpenAI)
    assert isinstance(chain2.prompt, PromptTemplate)