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lookup() — langchain Function Reference

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

Function python CoreAbstractions MessageSchema called by 2

Entity Profile

Dependency Diagram

graph TD
  43637354_61fd_e66e_2d55_c3babf4600ab["lookup()"]
  0bc4d138_57cd_d3e6_c7e8_44e79d160f8d["InMemoryCache"]
  43637354_61fd_e66e_2d55_c3babf4600ab -->|defined in| 0bc4d138_57cd_d3e6_c7e8_44e79d160f8d
  c250d7cc_279f_bb86_05bc_5d88ec01da3b["test_cache_with_generation_objects()"]
  c250d7cc_279f_bb86_05bc_5d88ec01da3b -->|calls| 43637354_61fd_e66e_2d55_c3babf4600ab
  2ef2fddf_1cd3_0353_dd94_9d062db35943["generate_response()"]
  2ef2fddf_1cd3_0353_dd94_9d062db35943 -->|calls| 43637354_61fd_e66e_2d55_c3babf4600ab
  style 43637354_61fd_e66e_2d55_c3babf4600ab fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/language_models/chat_models/test_cache.py lines 28–30

    def lookup(self, prompt: str, llm_string: str) -> RETURN_VAL_TYPE | None:
        """Look up based on `prompt` and `llm_string`."""
        return self._cache.get((prompt, llm_string), None)

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does lookup() do?
lookup() is a function in the langchain codebase, defined in libs/core/tests/unit_tests/language_models/chat_models/test_cache.py.
Where is lookup() defined?
lookup() is defined in libs/core/tests/unit_tests/language_models/chat_models/test_cache.py at line 28.
What calls lookup()?
lookup() is called by 2 function(s): generate_response, test_cache_with_generation_objects.

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