SuccessfulParseAfterRetries Class — langchain Architecture

Source Code

libs/langchain/tests/unit_tests/output_parsers/test_retry.py lines 24–34

class SuccessfulParseAfterRetries(BaseOutputParser[str]):
    parse_count: int = 0  # Number of times parse has been called
    attemp_count_before_success: int  # Number of times to fail before succeeding
    error_msg: str = "error"

    @override
    def parse(self, *args: Any, **kwargs: Any) -> str:
        self.parse_count += 1
        if self.parse_count <= self.attemp_count_before_success:
            raise OutputParserException(self.error_msg)
        return "parsed"