code: def _bleu_score(
      preds: Union[str, Sequence[str]],
      target: Sequence[Union[str, Sequence[str]]],
      n_gram: int = 4,
      smooth: bool = False,
      weights: Optional[Sequence[float]] = None,
  ) -> Tensor:
      """Wrapper for deprecated import.
  
      >>> preds = ['the cat is on the mat']
      >>> target = [['there is a cat on the mat', 'a cat is on the mat']]
      >>> _bleu_score(preds, target)
      tensor(0.7598)
  
      """
      _deprecated_root_import_func("bleu_score", "text")
      return bleu_score(
          preds=preds,
          target=target,
          n_gram=n_gram,
          smooth=smooth,
          weights=weights,
      )
  
imports: import os
  from typing import Any, Callable, Dict, List, Literal, Optional, Sequence, Tuple, Union
  import torch
  from torch import Tensor
  from torch.nn import Module
  from torchmetrics.functional.text.bert import bert_score
  from torchmetrics.functional.text.bleu import bleu_score
  from torchmetrics.functional.text.cer import char_error_rate
  from torchmetrics.functional.text.chrf import chrf_score
  from torchmetrics.functional.text.eed import extended_edit_distance
  from torchmetrics.functional.text.infolm import _ALLOWED_INFORMATION_MEASURE_LITERAL
  from torchmetrics.functional.text.infolm import infolm
  from torchmetrics.functional.text.mer import match_error_rate
  from torchmetrics.functional.text.perplexity import perplexity
  from torchmetrics.functional.text.rouge import rouge_score
  from torchmetrics.functional.text.sacre_bleu import sacre_bleu_score
  from torchmetrics.functional.text.squad import squad
  from torchmetrics.functional.text.ter import translation_edit_rate
  from torchmetrics.functional.text.wer import word_error_rate
  from torchmetrics.functional.text.wil import word_information_lost
  from torchmetrics.functional.text.wip import word_information_preserved
  from torchmetrics.utilities.imports import _TRANSFORMERS_GREATER_EQUAL_4_4
  from torchmetrics.utilities.prints import _deprecated_root_import_func
label_desc: Use image node_id 2 for calling a global function with example usage: _bleu_score(preds, target, n_gram, smooth, weights) and returns: bleu_score