lookup() — langchain Function Reference

Architecture documentation for the lookup() function in test_cache.py from the langchain codebase.

Function python LangChainCore LanguageModelBase calls 1 called by 1

Entity Profile

LangChainCore→ LanguageModelBase→ lookup() — langchain Function Reference

Dependency Diagram

graph TD
  2814fc9b_eaa4_bb93_1a04_d9b578eba0d5["lookup()"]
  c4f63ffd_a58f_7fc3_671a_5a7ac132f89b["InMemoryCacheBad"]
  2814fc9b_eaa4_bb93_1a04_d9b578eba0d5 -->|defined in| c4f63ffd_a58f_7fc3_671a_5a7ac132f89b
  943604c8_8f9e_5476_48d9_dd5af53377b0["lookup()"]
  943604c8_8f9e_5476_48d9_dd5af53377b0 -->|calls| 2814fc9b_eaa4_bb93_1a04_d9b578eba0d5
  943604c8_8f9e_5476_48d9_dd5af53377b0["lookup()"]
  2814fc9b_eaa4_bb93_1a04_d9b578eba0d5 -->|calls| 943604c8_8f9e_5476_48d9_dd5af53377b0
  style 2814fc9b_eaa4_bb93_1a04_d9b578eba0d5 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/language_models/llms/test_cache.py lines 70–73

    def lookup(self, prompt: str, llm_string: str) -> RETURN_VAL_TYPE | None:
        """Look up based on `prompt` and `llm_string`."""
        msg = "This code should not be triggered"
        raise NotImplementedError(msg)