test_prompt_from_file() — langchain Function Reference

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

Function python CoreAbstractions Serialization

Entity Profile

CoreAbstractions→ Serialization→ test_prompt_from_file() — langchain Function Reference

Dependency Diagram

graph TD
  ea38e18f_c842_3812_d423_f237376aa899["test_prompt_from_file()"]
  af1b998b_a7bf_9d5c_32ef_bab507a6bee3["test_prompt.py"]
  ea38e18f_c842_3812_d423_f237376aa899 -->|defined in| af1b998b_a7bf_9d5c_32ef_bab507a6bee3
  style ea38e18f_c842_3812_d423_f237376aa899 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/prompts/test_prompt.py lines 354–358

def test_prompt_from_file() -> None:
    """Test prompt can be successfully constructed from a file."""
    template_file = "tests/unit_tests/data/prompt_file.txt"
    prompt = PromptTemplate.from_file(template_file)
    assert prompt.template == "Question: {question}\nAnswer:"