test_prompt_jinja2_extra_input_variables() — langchain Function Reference

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

Function python CoreAbstractions Serialization

Entity Profile

CoreAbstractions→ Serialization→ test_prompt_jinja2_extra_input_variables() — langchain Function Reference

Dependency Diagram

graph TD
  1acc73bb_5798_9baf_df9e_9e05a5eae558["test_prompt_jinja2_extra_input_variables()"]
  af1b998b_a7bf_9d5c_32ef_bab507a6bee3["test_prompt.py"]
  1acc73bb_5798_9baf_df9e_9e05a5eae558 -->|defined in| af1b998b_a7bf_9d5c_32ef_bab507a6bee3
  style 1acc73bb_5798_9baf_df9e_9e05a5eae558 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/prompts/test_prompt.py lines 522–535

def test_prompt_jinja2_extra_input_variables() -> None:
    """Test error is raised when there are too many input variables."""
    template = "This is a {{ foo }} test."
    input_variables = ["foo", "bar"]
    with pytest.warns(UserWarning, match="Extra variables: {'bar'}"):
        PromptTemplate(
            input_variables=input_variables,
            template=template,
            template_format="jinja2",
            validate_template=True,
        )
    assert PromptTemplate(
        input_variables=input_variables, template=template, template_format="jinja2"
    ).input_variables == ["foo"]