蘺hg FddlZddlmZmZddlmZGddeZdS)N)AnyList)StringEvaluatorceZdZdZdddedeffdZedefdZ edefd Z ede e fd Z ede fd Zd e d e dedefdZxZS)RegexMatchStringEvaluatoraCompute a regex match between the prediction and the reference. Examples ---------- >>> evaluator = RegexMatchStringEvaluator(flags=re.IGNORECASE) >>> evaluator.evaluate_strings( prediction="Mindy is the CTO", reference="^mindy.*cto$", ) # This will return {'score': 1.0} due to the IGNORECASE flag >>> evaluator = RegexMatchStringEvaluator() >>> evaluator.evaluate_strings( prediction="Mindy is the CTO", reference="^Mike.*CEO$", ) # This will return {'score': 0.0} >>> evaluator.evaluate_strings( prediction="Mindy is the CTO", reference="^Mike.*CEO$|^Mindy.*CTO$", ) # This will return {'score': 1.0} as the prediction matches the second pattern in the union rflagsr kwargsc Vt||_dS)N)super__init__r )selfr r __class__s m/var/www/html/services/rag-service/venv/lib/python3.11/site-packages/langchain/evaluation/regex_match/base.pyr z"RegexMatchStringEvaluator.__init__s$  returncdS)z8 This evaluator does not require input. Frs rrequires_inputz(RegexMatchStringEvaluator.requires_input"s urcdS)z6 This evaluator requires a reference. Trrs rrequires_referencez,RegexMatchStringEvaluator.requires_reference)s trc ddgS)z^ Get the input keys. Returns: List[str]: The input keys. reference predictionrrs r input_keysz$RegexMatchStringEvaluator.input_keys0s\**rcdS)zb Get the evaluation name. Returns: str: The evaluation name. regex_matchrrs revaluation_namez)RegexMatchStringEvaluator.evaluation_name:s }rrrc vtj|||j}dtt |iS)a7 Evaluate the regex match between the prediction and the reference. Args: prediction (str): The prediction string. reference (Optional[str], optional): The reference regex pattern. Returns: dict: The evaluation results containing the score. rscore)rematchr intbool)rrrr r#s r_evaluate_stringsz+RegexMatchStringEvaluator._evaluate_stringsDs5"JdjAAAT%[[))**r)__name__ __module__ __qualname____doc__r$rr propertyr%rrrstrrrdictr& __classcell__)rs@rrrs@,()CX DX +DI+++X+X++ +  +  ++++++++rr)r"typingrrlangchain.evaluation.schemarrrrrr1sv 777777O+O+O+O+O+O+O+O+O+O+r