test_lookup() — langchain Function Reference

Architecture documentation for the test_lookup() function in test_in_memory_cache.py from the langchain codebase.

Function python LangChainCore ApiManagement calls 1

Entity Profile

LangChainCore→ ApiManagement→ test_lookup() — langchain Function Reference

Dependency Diagram

graph TD
  75c00e81_f271_e008_8a81_a0a1012c700d["test_lookup()"]
  042e47a7_2d77_c7c3_bed8_c2072867e88c["test_in_memory_cache.py"]
  75c00e81_f271_e008_8a81_a0a1012c700d -->|defined in| 042e47a7_2d77_c7c3_bed8_c2072867e88c
  ea5a68fd_3c0c_45fc_ad18_3358662ee70d["cache_item()"]
  75c00e81_f271_e008_8a81_a0a1012c700d -->|calls| ea5a68fd_3c0c_45fc_ad18_3358662ee70d
  style 75c00e81_f271_e008_8a81_a0a1012c700d fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/caches/test_in_memory_cache.py lines 35–42

def test_lookup(
    cache: InMemoryCache,
) -> None:
    """Test the lookup method of InMemoryCache."""
    prompt, llm_string, generations = cache_item(1)
    cache.update(prompt, llm_string, generations)
    assert cache.lookup(prompt, llm_string) == generations
    assert cache.lookup("prompt2", "llm_string2") is None