



from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


a_			=					{
    """configuration_luke""": ["""LUKE_PRETRAINED_CONFIG_ARCHIVE_MAP""", """LukeConfig"""],
    """tokenization_luke""": ["""LukeTokenizer"""],
}

try:
  if not is_torch_available():
    raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
  pass
else:
  a_			=					[
      """LUKE_PRETRAINED_MODEL_ARCHIVE_LIST""",
      """LukeForEntityClassification""",
      """LukeForEntityPairClassification""",
      """LukeForEntitySpanClassification""",
      """LukeForMultipleChoice""",
      """LukeForQuestionAnswering""",
      """LukeForSequenceClassification""",
      """LukeForTokenClassification""",
      """LukeForMaskedLM""",
      """LukeModel""",
      """LukePreTrainedModel""",
  ]


if TYPE_CHECKING:
  from .configuration_luke import LUKE_PRETRAINED_CONFIG_ARCHIVE_MAP, LukeConfig
  from .tokenization_luke import LukeTokenizer

  try:
    if not is_torch_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    from .modeling_luke import (
        LUKE_PRETRAINED_MODEL_ARCHIVE_LIST,
        LukeForEntityClassification,
        LukeForEntityPairClassification,
        LukeForEntitySpanClassification,
        LukeForMaskedLM,
        LukeForMultipleChoice,
        LukeForQuestionAnswering,
        LukeForSequenceClassification,
        LukeForTokenClassification,
        LukeModel,
        LukePreTrainedModel,
    )

else:
  import sys

  a_			=					_LazyModule(__name__, globals()["""__file__"""], _import_structure, module_spec=__spec__)











import argparse
import datetime
import json
import time
import warnings
from logging import getLogger
from pathlib import Path
from typing import Dict, List

import torch
from tqdm import tqdm

from transformers import AutoModelForSeqaSeqLM, AutoTokenizer
from utils import calculate_bleu, calculate_rouge, chunks, parse_numeric_n_bool_cl_kwargs, use_task_specific_params


a_			=					getLogger(__name__)


a_			=					"""cuda""" if torch.cuda.is_available() else """cpu"""





def 		a__			(		_UpperCamelCase			: List[str] ,_UpperCamelCase			: str ,_UpperCamelCase			: str ,_UpperCamelCase			: int = 8 ,_UpperCamelCase			: str = DEFAULT_DEVICE ,_UpperCamelCase			: Dict=False ,_UpperCamelCase			: Dict="summarization" ,_UpperCamelCase			: Optional[int]=None ,**_UpperCamelCase			: Dict ,):
   __lowerCamelCase													=    Path(_UpperCamelCase							).open('''w''' ,encoding='''utf-8'''							)
   __lowerCamelCase													=    str(_UpperCamelCase							)
   __lowerCamelCase													=    AutoModelForSeqaSeqLM.from_pretrained(_UpperCamelCase							).to(_UpperCamelCase							)
   if fpaa:
      __lowerCamelCase													=    model.half()

   __lowerCamelCase													=    AutoTokenizer.from_pretrained(_UpperCamelCase							)
   logger.info(F"""Inferred tokenizer type: {tokenizer.__class__}"""							)  # if this is wrong, check config.model_type.

   __lowerCamelCase													=    time.time()
   # update config with task specific params
   use_task_specific_params(_UpperCamelCase ,_UpperCamelCase							)
   if prefix is None:
      __lowerCamelCase													=    prefix or getattr(model.config ,'''prefix''' ,''''''							) or ''''''
   for examples_chunk in tqdm(list(chunks(_UpperCamelCase ,_UpperCamelCase							)							)							):
      __lowerCamelCase													=    [prefix + text for text in examples_chunk]
      __lowerCamelCase													=    tokenizer(_UpperCamelCase ,return_tensors='''pt''' ,truncation=_UpperCamelCase ,padding='''longest'''							).to(_UpperCamelCase							)
      __lowerCamelCase													=    model.generate(
          input_ids=batch.input_ids ,attention_mask=batch.attention_mask ,**_UpperCamelCase ,)
      __lowerCamelCase													=    tokenizer.batch_decode(_UpperCamelCase ,skip_special_tokens=_UpperCamelCase ,clean_up_tokenization_spaces=_UpperCamelCase							)
      for hypothesis in dec:
         fout.write(hypothesis + '''\n'''							)
         fout.flush()
   fout.close()
   __lowerCamelCase													=    int(time.time() - start_time							)  # seconds
   __lowerCamelCase													=    len(_UpperCamelCase							)
   return {"n_obs": n_obs, "runtime": runtime, "seconds_per_sample": round(runtime / n_obs ,4							)}





def 		a__			(		):
   return datetime.datetime.now().strftime('''%Y-%m-%d %H:%M:%S'''							)





def 		a__			(		_UpperCamelCase			: Union[str, Any]=True							):
   __lowerCamelCase													=    argparse.ArgumentParser()
   parser.add_argument('''model_name''' ,type=_UpperCamelCase ,help='''like facebook/bart-large-cnn,t5-base, etc.'''							)
   parser.add_argument('''input_path''' ,type=_UpperCamelCase ,help='''like cnn_dm/test.source'''							)
   parser.add_argument('''save_path''' ,type=_UpperCamelCase ,help='''where to save summaries'''							)
   parser.add_argument('''--reference_path''' ,type=_UpperCamelCase ,required=_UpperCamelCase ,help='''like cnn_dm/test.target'''							)
   parser.add_argument('''--score_path''' ,type=_UpperCamelCase ,required=_UpperCamelCase ,default='''metrics.json''' ,help='''where to save metrics'''							)
   parser.add_argument('''--device''' ,type=_UpperCamelCase ,required=_UpperCamelCase ,default=_UpperCamelCase ,help='''cuda, cuda:1, cpu etc.'''							)
   parser.add_argument(
       '''--prefix''' ,type=_UpperCamelCase ,required=_UpperCamelCase ,default=_UpperCamelCase ,help='''will be added to the begininng of src examples'''							)
   parser.add_argument('''--task''' ,type=_UpperCamelCase ,default='''summarization''' ,help='''used for task_specific_params + metrics'''							)
   parser.add_argument('''--bs''' ,type=_UpperCamelCase ,default=8 ,required=_UpperCamelCase ,help='''batch size'''							)
   parser.add_argument(
       '''--n_obs''' ,type=_UpperCamelCase ,default=-1 ,required=_UpperCamelCase ,help='''How many observations. Defaults to all.'''							)
   parser.add_argument('''--fp16''' ,action='''store_true'''							)
   parser.add_argument('''--dump-args''' ,action='''store_true''' ,help='''print the custom hparams with the results'''							)
   parser.add_argument(
       '''--info''' ,nargs='''?''' ,type=_UpperCamelCase ,const=datetime_now() ,help=(
           '''use in conjunction w/ --dump-args to print with the results whatever other info you\'d like, e.g.'''
           ''' lang=en-ru. If no value is passed, the current datetime string will be used.'''
       ) ,)
   # Unspecified args like --num_beams=2 --decoder_start_token_id=4 are passed to model.generate
   __lowerCamelCase							,__lowerCamelCase													=    parser.parse_known_args()
   __lowerCamelCase													=    parse_numeric_n_bool_cl_kwargs(_UpperCamelCase							)
   if parsed_args and verbose:
      print(F"""parsed the following generate kwargs: {parsed_args}"""							)
   __lowerCamelCase													=    [''' ''' + x.rstrip() if '''t5''' in args.model_name else x.rstrip() for x in open(args.input_path							).readlines()]
   if args.n_obs > 0:
      __lowerCamelCase													=    examples[: args.n_obs]
   Path(args.save_path							).parent.mkdir(exist_ok=_UpperCamelCase							)

   if args.reference_path is None and Path(args.score_path							).exists():
      warnings.warn(F"""score_path {args.score_path} will be overwritten unless you type ctrl-c."""							)

   if args.device == "cpu" and args.fpaa:
      # this mix leads to RuntimeError: "threshold_cpu" not implemented for 'Half'
      raise ValueError('''Can\'t mix --fp16 and --device cpu'''							)

   __lowerCamelCase													=    generate_summaries_or_translations(
       _UpperCamelCase ,args.save_path ,args.model_name ,batch_size=args.bs ,device=args.device ,fpaa=args.fpaa ,task=args.task ,prefix=args.prefix ,**_UpperCamelCase ,)

   if args.reference_path is None:
      return {}

   # Compute scores
   __lowerCamelCase													=    calculate_bleu if '''translation''' in args.task else calculate_rouge
   __lowerCamelCase													=    [x.rstrip() for x in open(args.save_path							).readlines()]
   __lowerCamelCase													=    [x.rstrip() for x in open(args.reference_path							).readlines()][: len(_UpperCamelCase							)]
   __lowerCamelCase													=    score_fn(_UpperCamelCase ,_UpperCamelCase							)
   scores.update(_UpperCamelCase							)

   if args.dump_args:
      scores.update(_UpperCamelCase							)
   if args.info:
      __lowerCamelCase													=    args.info

   if verbose:
      print(_UpperCamelCase							)

   if args.score_path is not None:
      json.dump(_UpperCamelCase ,open(args.score_path ,'''w'''							)							)

   return scores


if __name__ == "__main__":
  # Usage for MT:
  # python run_eval.py MODEL_NAME $DATA_DIR/test.source $save_dir/test_translations.txt --reference_path $DATA_DIR/test.target --score_path $save_dir/test_bleu.json  --task translation $@
  run_generate(verbose=True)






