ih >ddlZddlmZmZddlmZGddeZy)N)AnyList)StringEvaluatorc eZdZdZdddddedededeffdZed efd Zed efd Z ed e e fd Z ed e fd Z de de ded efdZxZS)ExactMatchStringEvaluatoraCompute an exact match between the prediction and the reference. Examples ---------- >>> evaluator = ExactMatchChain() >>> evaluator.evaluate_strings( prediction="Mindy is the CTO", reference="Mindy is the CTO", ) # This will return {'score': 1.0} >>> evaluator.evaluate_strings( prediction="Mindy is the CTO", reference="Mindy is the CEO", ) # This will return {'score': 0.0} F) ignore_caseignore_punctuationignore_numbersrr r kwargsc Lt|||_||_||_y)N)super__init__rr r )selfrr r r __class__s c/var/www/html/dev/engine/venv/lib/python3.12/site-packages/langchain/evaluation/exact_match/base.pyrz"ExactMatchStringEvaluator.__init__s( &"4,returncy)z8 This evaluator does not require input. Frs rrequires_inputz(ExactMatchStringEvaluator.requires_input%s rcy)z6 This evaluator requires a reference. Trrs rrequires_referencez,ExactMatchStringEvaluator.requires_reference,s rc ddgS)z^ Get the input keys. Returns: List[str]: The input keys. reference predictionrrs r input_keysz$ExactMatchStringEvaluator.input_keys3s\**rcy)zb Get the evaluation name. Returns: str: The evaluation name. exact_matchrrs revaluation_namez)ExactMatchStringEvaluator.evaluation_name=srrrc J|jr |j}|j}|jrh|jtj ddt j}|jtj ddt j}|jrh|jtj ddt j}|jtj ddt j}dt||k(iS)a0 Evaluate the exact match between the prediction and the reference. Args: prediction (str): The prediction string. reference (Optional[str], optional): The reference string. Returns: dict: The evaluation results containing the score. score) rlowerr translatestr maketransstring punctuationr digitsint)rrrr s r_evaluate_stringsz+ExactMatchStringEvaluator._evaluate_stringsGs"   #))+J!)I  " "#--cmmBFDVDV.WXJ!++CMM"b&BTBT,UVI   #--cmmBFMM.RSJ!++CMM"b&--,PQIZ94566r)__name__ __module__ __qualname____doc__boolrrpropertyrrrr&rr dictr, __classcell__)rs@rrrs&"#($ - -! -  -  - D +DI++77 7  7  7rr)r(typingrrlangchain.evaluation.schemarrrrrr7s 7Z7Z7r