test_mdelete() — langchain Function Reference

Architecture documentation for the test_mdelete() function in test_filesystem.py from the langchain codebase.

Function python LangChainCore Runnables

Entity Profile

LangChainCore→ Runnables→ test_mdelete() — langchain Function Reference

Dependency Diagram

graph TD
  107bf51d_bc6a_280c_0ca7_69321af0183c["test_mdelete()"]
  dc21888b_994e_4dfd_2387_4da22b01f8de["test_filesystem.py"]
  107bf51d_bc6a_280c_0ca7_69321af0183c -->|defined in| dc21888b_994e_4dfd_2387_4da22b01f8de
  style 107bf51d_bc6a_280c_0ca7_69321af0183c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/tests/unit_tests/storage/test_filesystem.py lines 85–97

def test_mdelete(file_store: LocalFileStore) -> None:
    # Set values for keys
    key_value_pairs = [("key1", b"value1"), ("key2", b"value2")]
    file_store.mset(key_value_pairs)

    # Delete keys
    file_store.mdelete(["key1"])

    # Check if the deleted key is present
    values = file_store.mget(["key1"])

    # Assert that the value is None after deletion
    assert values == [None]