test_mget() — langchain Function Reference

Architecture documentation for the test_mget() function in test_in_memory.py from the langchain codebase.

Function python LangChainCore MessageInterface

Entity Profile

LangChainCore→ MessageInterface→ test_mget() — langchain Function Reference

Dependency Diagram

graph TD
  a1006be4_47e2_5a31_19dc_66e24da8f3b9["test_mget()"]
  78341c80_3d5a_da08_2c6f_25554ec126bf["test_in_memory.py"]
  a1006be4_47e2_5a31_19dc_66e24da8f3b9 -->|defined in| 78341c80_3d5a_da08_2c6f_25554ec126bf
  style a1006be4_47e2_5a31_19dc_66e24da8f3b9 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/stores/test_in_memory.py lines 38–47

def test_mget() -> None:
    store = InMemoryStore()
    store.mset([("key1", "value1"), ("key2", "value2")])

    values = store.mget(["key1", "key2"])
    assert values == ["value1", "value2"]

    # Test non-existent key
    non_existent_value = store.mget(["key3"])
    assert non_existent_value == [None]