test_prompt_jinja2_extra_input_variables() — langchain Function Reference

Architecture documentation for the test_prompt_jinja2_extra_input_variables() function in test_few_shot.py from the langchain codebase.

Function python LangChainCore ApiManagement

Entity Profile

LangChainCore→ ApiManagement→ test_prompt_jinja2_extra_input_variables() — langchain Function Reference

Dependency Diagram

graph TD
  ac0d4d52_f49c_de3f_8036_a699d9dd88e5["test_prompt_jinja2_extra_input_variables()"]
  e4e12a36_798e_ddc0_ab57_e44de269c7e7["test_few_shot.py"]
  ac0d4d52_f49c_de3f_8036_a699d9dd88e5 -->|defined in| e4e12a36_798e_ddc0_ab57_e44de269c7e7
  style ac0d4d52_f49c_de3f_8036_a699d9dd88e5 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/prompts/test_few_shot.py lines 307–330

def test_prompt_jinja2_extra_input_variables(
    example_jinja2_prompt: tuple[PromptTemplate, list[dict[str, str]]],
) -> None:
    """Test error is raised when there are too many input variables."""
    prefix = "Starting with {{ foo }}"
    suffix = "Ending with {{ bar }}"
    with pytest.warns(UserWarning, match="Extra variables:"):
        FewShotPromptTemplate(
            input_variables=["bar", "foo", "extra", "thing"],
            suffix=suffix,
            prefix=prefix,
            examples=example_jinja2_prompt[1],
            example_prompt=example_jinja2_prompt[0],
            template_format="jinja2",
            validate_template=True,
        )
    assert FewShotPromptTemplate(
        input_variables=["bar", "foo", "extra", "thing"],
        suffix=suffix,
        prefix=prefix,
        examples=example_jinja2_prompt[1],
        example_prompt=example_jinja2_prompt[0],
        template_format="jinja2",
    ).input_variables == ["bar", "foo"]