test_output_fixing_parser_parse() — langchain Function Reference

Architecture documentation for the test_output_fixing_parser_parse() function in test_fix.py from the langchain codebase.

Function python LangChainCore Runnables calls 1

Entity Profile

LangChainCore→ Runnables→ test_output_fixing_parser_parse() — langchain Function Reference

Dependency Diagram

graph TD
  1ef5c097_ac52_4060_f3a8_ae2a958f22bc["test_output_fixing_parser_parse()"]
  c258f556_69a4_6da1_fc5d_59387eebb185["test_fix.py"]
  1ef5c097_ac52_4060_f3a8_ae2a958f22bc -->|defined in| c258f556_69a4_6da1_fc5d_59387eebb185
  7945a061_0780_564e_7244_45c17f5845a0["parse()"]
  1ef5c097_ac52_4060_f3a8_ae2a958f22bc -->|calls| 7945a061_0780_564e_7244_45c17f5845a0
  style 1ef5c097_ac52_4060_f3a8_ae2a958f22bc fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/tests/unit_tests/output_parsers/test_fix.py lines 48–63

def test_output_fixing_parser_parse(
    base_parser: SuccessfulParseAfterRetries,
) -> None:
    # preparation
    n: int = base_parser.attemp_count_before_success  # Success on the (n+1)-th attempt
    base_parser = SuccessfulParseAfterRetries(attemp_count_before_success=n)
    parser = OutputFixingParser[str](
        parser=base_parser,
        max_retries=n,  # n times to retry, that is, (n+1) times call
        retry_chain=RunnablePassthrough(),
        legacy=False,
    )
    # test
    assert parser.parse("completion") == "parsed"
    assert base_parser.parse_count == n + 1
    # TODO: test whether "instructions" is passed to the retry_chain