test_run_args_and_kwargs_error() — langchain Function Reference

Architecture documentation for the test_run_args_and_kwargs_error() function in test_base.py from the langchain codebase.

Function python LangChainCore LanguageModelBase

Entity Profile

LangChainCore→ LanguageModelBase→ test_run_args_and_kwargs_error() — langchain Function Reference

Dependency Diagram

graph TD
  b378cc0d_d4d4_64db_83f1_bc1c38db03e6["test_run_args_and_kwargs_error()"]
  cbc5b920_9825_eac5_8cc4_bc8187fb214c["test_base.py"]
  b378cc0d_d4d4_64db_83f1_bc1c38db03e6 -->|defined in| cbc5b920_9825_eac5_8cc4_bc8187fb214c
  style b378cc0d_d4d4_64db_83f1_bc1c38db03e6 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/tests/unit_tests/chains/test_base.py lines 143–151

def test_run_args_and_kwargs_error() -> None:
    """Test run method with args and kwargs."""
    chain = FakeChain(the_input_keys=["foo", "bar"])
    with pytest.raises(
        ValueError,
        match="`run` supported with either positional arguments "
        "or keyword arguments but not both",
    ):
        chain.run("bar", foo="bar")