
import logging
import pathlib
import re
import sys
from dataclasses import dataclass, field
from typing import Any, Callable, Dict, List, Optional, Set, Union

import datasets
import librosa
import numpy as np
import torch
from lang_trans import arabic
from packaging import version
from torch import nn

from transformers import (
    HfArgumentParser,
    Trainer,
    TrainingArguments,
    WavaVecaCTCTokenizer,
    WavaVecaFeatureExtractor,
    WavaVecaForCTC,
    WavaVecaProcessor,
    is_apex_available,
    trainer_utils,
)


if is_apex_available():
				from apex import amp

if version.parse(version.parse(torch.__version__).base_version) >= version.parse("1.6"):
				lowercase__				:				Optional[int]						=      True
				from torch.cuda.amp import autocast


lowercase__				:				List[Any]						=      logging.getLogger(__name__)






@dataclass
class 							SCREAMING_SNAKE_CASE__     :

							"""simple docstring"""






							_snake_case  		=	field(
							    metadata={'help': 'Path to pretrained model or model identifier from huggingface.co/models'}     )
							_snake_case  		=	field(
							    default=SCREAMING_SNAKE_CASE_ ,		metadata={'help': 'Where do you want to store the pretrained models downloaded from huggingface.co'} ,		)
							_snake_case  		=	field(
							    default=SCREAMING_SNAKE_CASE_ ,		metadata={'help': 'Whether to freeze the feature extractor layers of the model.'}     )
							_snake_case  		=	field(
							    default=SCREAMING_SNAKE_CASE_ ,		metadata={'help': 'Whether to log verbose messages or not.'} ,		)





def 						A_			(				snake_case				: ModelArguments			,   snake_case				: TrainingArguments			)   ->     Dict:



						'''simple docstring'''

						logging.basicConfig(
						    format='''%(asctime)s - %(levelname)s - %(name)s - %(message)s'''			,   datefmt='''%m/%d/%Y %H:%M:%S'''			,   handlers=[logging.StreamHandler(sys.stdout			)]			,   )
						__UpperCamelCase  	=      logging.WARNING
						if model_args.verbose_logging:
												__UpperCamelCase  	=      logging.DEBUG
						elif trainer_utils.is_main_process(training_args.local_rank			):
												__UpperCamelCase  	=      logging.INFO
						logger.setLevel(snake_case			)






@dataclass
class 							SCREAMING_SNAKE_CASE__     :

							"""simple docstring"""






							_snake_case  		=	field(
							    default=SCREAMING_SNAKE_CASE_ ,		metadata={'help': 'The name of the dataset to use (via the datasets library).'}     )
							_snake_case  		=	field(
							    default=SCREAMING_SNAKE_CASE_ ,		metadata={'help': 'The configuration name of the dataset to use (via the datasets library).'}     )
							_snake_case  		=	field(
							    default='train' ,		metadata={
							        'help': 'The name of the training data set split to use (via the datasets library). Defaults to \'train\''
							    } ,		)
							_snake_case  		=	field(
							    default='validation' ,		metadata={
							        'help': (
							            'The name of the validation data set split to use (via the datasets library). Defaults to \'validation\''
							        )
							    } ,		)
							_snake_case  		=	field(
							    default='text' ,		metadata={'help': 'Column in the dataset that contains label (target text). Defaults to \'text\''} ,		)
							_snake_case  		=	field(
							    default='file' ,		metadata={'help': 'Column in the dataset that contains speech file path. Defaults to \'file\''} ,		)
							_snake_case  		=	field(
							    default=SCREAMING_SNAKE_CASE_ ,		metadata={'help': 'Resample loaded audio to target feature extractor\'s sampling rate or not.'} ,		)
							_snake_case  		=	field(
							    default=SCREAMING_SNAKE_CASE_ ,		metadata={'help': 'Filters out examples longer than specified. Defaults to no filtering.'} ,		)
							_snake_case  		=	field(
							    default='librispeech' ,		metadata={
							        'help': (
							            'Orthography used for normalization and tokenization: \'librispeech\' (default), \'timit\', or'
							            ' \'buckwalter\'.'
							        )
							    } ,		)
							_snake_case  		=	field(
							    default=SCREAMING_SNAKE_CASE_ ,		metadata={'help': 'Overwrite the cached preprocessed datasets or not.'}     )
							_snake_case  		=	field(
							    default=SCREAMING_SNAKE_CASE_ ,		metadata={'help': 'The number of processes to use for the preprocessing.'} ,		)






@dataclass
class 							SCREAMING_SNAKE_CASE__     :

							"""simple docstring"""






							_snake_case  		=	False
							_snake_case  		=	None
							_snake_case  		=	"|"
							_snake_case  		=	field(default_factory=SCREAMING_SNAKE_CASE_     )
							_snake_case  		=	field(default_factory=SCREAMING_SNAKE_CASE_     )
							_snake_case  		=	None



							@classmethod
							def      A__		(	cls  ,						SCREAMING_SNAKE_CASE_      )-> Optional[Any]:





													'''simple docstring'''






													if name == "librispeech":
																			return cls()
													if name == "timit":
																			return cls(
																			    do_lower_case=SCREAMING_SNAKE_CASE_  ,						translation_table=str.maketrans({'''-''': ''' '''}      )  ,						)
													if name == "buckwalter":
																			__UpperCamelCase  	=      {
																			    '''-''': ''' ''',  # sometimes used to represent pauses
																			    '''^''': '''v''',  # fixing "tha" in arabic_speech_corpus dataset
																			}
																			return cls(
																			    vocab_file=pathlib.Path(SCREAMING_SNAKE_CASE_      ).parent.joinpath('''vocab/buckwalter.json'''      )  ,						word_delimiter_token='''/'''  ,						translation_table=str.maketrans(SCREAMING_SNAKE_CASE_      )  ,						words_to_remove={'''sil'''}  ,						untransliterator=arabic.buckwalter.untransliterate  ,						)
													raise ValueError(F"Unsupported orthography: '{name}'."      )



							def      A__		(	self  ,						SCREAMING_SNAKE_CASE_      )-> str:





													'''simple docstring'''






													if len(self.translation_table      ) > 0:
																			__UpperCamelCase  	=      text.translate(self.translation_table      )
													if len(self.words_to_remove      ) == 0:
																			__UpperCamelCase  	=      ''' '''.join(text.split()      )  # clean up whitespaces
													else:
																			__UpperCamelCase  	=      ''' '''.join(w for w in text.split() if w not in self.words_to_remove      )  # and clean up whilespaces
													return text



							def      A__		(	self  ,						SCREAMING_SNAKE_CASE_      )-> WavaVecaProcessor:





													'''simple docstring'''






													__UpperCamelCase  	=      WavaVecaFeatureExtractor.from_pretrained(
													    model_args.model_name_or_path  ,						cache_dir=model_args.cache_dir      )
													if self.vocab_file:
																			__UpperCamelCase  	=      WavaVecaCTCTokenizer(
																			    self.vocab_file  ,						cache_dir=model_args.cache_dir  ,						do_lower_case=self.do_lower_case  ,						word_delimiter_token=self.word_delimiter_token  ,						)
													else:
																			__UpperCamelCase  	=      WavaVecaCTCTokenizer.from_pretrained(
																			    model_args.model_name_or_path  ,						cache_dir=model_args.cache_dir  ,						do_lower_case=self.do_lower_case  ,						word_delimiter_token=self.word_delimiter_token  ,						)
													return WavaVecaProcessor(SCREAMING_SNAKE_CASE_  ,						SCREAMING_SNAKE_CASE_      )






@dataclass
class 							SCREAMING_SNAKE_CASE__     :

							"""simple docstring"""






							_snake_case  		=	42
							_snake_case  		=	True
							_snake_case  		=	None
							_snake_case  		=	None
							_snake_case  		=	None
							_snake_case  		=	None



							def __call__(	self  ,						SCREAMING_SNAKE_CASE_      )-> Dict[str, torch.Tensor]:





													'''simple docstring'''






													__UpperCamelCase  	=      [{'''input_values''': feature['''input_values''']} for feature in features]
													__UpperCamelCase  	=      [{'''input_ids''': feature['''labels''']} for feature in features]

													__UpperCamelCase  	=      self.processor.pad(
													    SCREAMING_SNAKE_CASE_  ,						padding=self.padding  ,						max_length=self.max_length  ,						pad_to_multiple_of=self.pad_to_multiple_of  ,						return_tensors='''pt'''  ,						)
													__UpperCamelCase  	=      self.processor.pad(
													    labels=SCREAMING_SNAKE_CASE_  ,						padding=self.padding  ,						max_length=self.max_length_labels  ,						pad_to_multiple_of=self.pad_to_multiple_of_labels  ,						return_tensors='''pt'''  ,						)

													# replace padding with -100 to ignore loss correctly
													__UpperCamelCase  	=      labels_batch['''input_ids'''].masked_fill(labels_batch.attention_mask.ne(1      )  ,						-100      )

													__UpperCamelCase  	=      labels

													return batch






class 							SCREAMING_SNAKE_CASE__     (				SCREAMING_SNAKE_CASE_     ):

							"""simple docstring"""






							def      A__		(	self  ,						SCREAMING_SNAKE_CASE_  ,						SCREAMING_SNAKE_CASE_      )-> torch.Tensor:





													'''simple docstring'''






													model.train()
													__UpperCamelCase  	=      self._prepare_inputs(SCREAMING_SNAKE_CASE_      )

													if self.use_amp:
																			with autocast():
																									__UpperCamelCase  	=      self.compute_loss(SCREAMING_SNAKE_CASE_  ,						SCREAMING_SNAKE_CASE_      )
													else:
																			__UpperCamelCase  	=      self.compute_loss(SCREAMING_SNAKE_CASE_  ,						SCREAMING_SNAKE_CASE_      )

													if self.args.n_gpu > 1:
																			if model.module.config.ctc_loss_reduction == "mean":
																									__UpperCamelCase  	=      loss.mean()
																			elif model.module.config.ctc_loss_reduction == "sum":
																									__UpperCamelCase  	=      loss.sum() / (inputs['''labels'''] >= 0).sum()
																			else:
																									raise ValueError(F"{model.config.ctc_loss_reduction} is not valid. Choose one of ['mean', 'sum']"      )

													if self.args.gradient_accumulation_steps > 1:
																			__UpperCamelCase  	=      loss / self.args.gradient_accumulation_steps

													if self.use_amp:
																			self.scaler.scale(SCREAMING_SNAKE_CASE_      ).backward()
													elif self.use_apex:
																			with amp.scale_loss(SCREAMING_SNAKE_CASE_  ,						self.optimizer      ) as scaled_loss:
																									scaled_loss.backward()
													elif self.deepspeed:
																			self.deepspeed.backward(SCREAMING_SNAKE_CASE_      )
													else:
																			loss.backward()

													return loss.detach()





def 						A_			(				)   ->     Union[str, Any]:



						'''simple docstring'''

						__UpperCamelCase  	=      HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments)			)

						__UpperCamelCase	,				__UpperCamelCase	,				__UpperCamelCase  	=      parser.parse_args_into_dataclasses()
						configure_logger(snake_case			,   snake_case			)

						__UpperCamelCase  	=      Orthography.from_name(data_args.orthography.lower()			)
						__UpperCamelCase  	=      orthography.create_processor(snake_case			)
						__UpperCamelCase  	=      WavaVecaForCTC.from_pretrained(
						    model_args.model_name_or_path			,   cache_dir=model_args.cache_dir			,   gradient_checkpointing=training_args.gradient_checkpointing			,   vocab_size=len(processor.tokenizer			)			,   )

						__UpperCamelCase  	=      datasets.load_dataset(
						    data_args.dataset_name			,   data_args.dataset_config_name			,   split=data_args.train_split_name			)
						__UpperCamelCase  	=      datasets.load_dataset(
						    data_args.dataset_name			,   data_args.dataset_config_name			,   split=data_args.validation_split_name			)

						__UpperCamelCase  	=      datasets.load_metric('''wer'''			)
						__UpperCamelCase  	=      processor.feature_extractor.sampling_rate if data_args.target_feature_extractor_sampling_rate else None
						__UpperCamelCase  	=      ''''''.join(t for t in processor.tokenizer.get_vocab().keys() if len(snake_case			) == 1			)
						__UpperCamelCase  	=      re.compile(  # remove characters not in vocabulary
						    rf"[^\s{re.escape(snake_case			)}]"			,   flags=re.IGNORECASE if processor.tokenizer.do_lower_case else 0			,   )
						__UpperCamelCase  	=      []

						def prepare_example(snake_case				: Union[str, Any]			):  # TODO(elgeish) make use of multiprocessing?
												__UpperCamelCase	,				__UpperCamelCase  	=      librosa.load(example[data_args.speech_file_column]			,   sr=snake_case			)
												if data_args.max_duration_in_seconds is not None:
																		__UpperCamelCase  	=      len(example['''speech''']			) / example['''sampling_rate''']
												# Normalize and clean up text; order matters!
												__UpperCamelCase  	=      orthography.preprocess_for_training(example[data_args.target_text_column]			)
												__UpperCamelCase  	=      vocabulary_text_cleaner.sub(''''''			,   snake_case			)
												if updated_text != example[data_args.target_text_column]:
																		text_updates.append((example[data_args.target_text_column], updated_text)			)
																		__UpperCamelCase  	=      updated_text
												return example

						__UpperCamelCase  	=      train_dataset.map(snake_case			,   remove_columns=[data_args.speech_file_column]			)
						__UpperCamelCase  	=      val_dataset.map(snake_case			,   remove_columns=[data_args.speech_file_column]			)

						if data_args.max_duration_in_seconds is not None:

												def filter_by_max_duration(snake_case				: str			):
																		return example["duration_in_seconds"] <= data_args.max_duration_in_seconds

												__UpperCamelCase  	=      len(snake_case			)
												__UpperCamelCase  	=      len(snake_case			)
												__UpperCamelCase  	=      train_dataset.filter(snake_case			,   remove_columns=['''duration_in_seconds''']			)
												__UpperCamelCase  	=      val_dataset.filter(snake_case			,   remove_columns=['''duration_in_seconds''']			)
												if len(snake_case			) > old_train_size:
																		logger.warning(
																		    f"Filtered out {len(snake_case			) - old_train_size} train example(s) longer than"
																		    f" {data_args.max_duration_in_seconds} second(s)."			)
												if len(snake_case			) > old_val_size:
																		logger.warning(
																		    f"Filtered out {len(snake_case			) - old_val_size} validation example(s) longer than"
																		    f" {data_args.max_duration_in_seconds} second(s)."			)
						logger.info(f"Split sizes: {len(snake_case			)} train and {len(snake_case			)} validation."			)

						logger.warning(f"Updated {len(snake_case			)} transcript(s) using '{data_args.orthography}' orthography rules."			)
						if logger.isEnabledFor(logging.DEBUG			):
												for original_text, updated_text in text_updates:
																		logger.debug(f"Updated text: \"{original_text}\" -> \"{updated_text}\""			)
						__UpperCamelCase  	=      None

						def prepare_dataset(snake_case				: Union[str, Any]			):
												# check that all files have the correct sampling rate
												assert (
												    len(set(batch['''sampling_rate''']			)			) == 1
												), f"Make sure all inputs have the same sampling rate of {processor.feature_extractor.sampling_rate}."

												__UpperCamelCase  	=      processor(
												    audio=batch['''speech''']			,   text=batch[data_args.target_text_column]			,   sampling_rate=batch['''sampling_rate'''][0]			)
												batch.update(snake_case			)
												return batch

						__UpperCamelCase  	=      train_dataset.map(
						    snake_case			,   batch_size=training_args.per_device_train_batch_size			,   batched=snake_case			,   num_proc=data_args.preprocessing_num_workers			,   )
						__UpperCamelCase  	=      val_dataset.map(
						    snake_case			,   batch_size=training_args.per_device_train_batch_size			,   batched=snake_case			,   num_proc=data_args.preprocessing_num_workers			,   )

						__UpperCamelCase  	=      DataCollatorCTCWithPadding(processor=snake_case			,   padding=snake_case			)

						def compute_metrics(snake_case				: List[Any]			):
												__UpperCamelCase  	=      pred.predictions
												__UpperCamelCase  	=      np.argmax(snake_case			,   axis=-1			)

												__UpperCamelCase  	=      processor.tokenizer.pad_token_id

												__UpperCamelCase  	=      processor.batch_decode(snake_case			)
												# we do not want to group tokens when computing the metrics
												__UpperCamelCase  	=      processor.batch_decode(pred.label_ids			,   group_tokens=snake_case			)
												if logger.isEnabledFor(logging.DEBUG			):
																		for reference, predicted in zip(snake_case			,   snake_case			):
																								logger.debug(f"reference: \"{reference}\""			)
																								logger.debug(f"predicted: \"{predicted}\""			)
																								if orthography.untransliterator is not None:
																														logger.debug(f"reference (untransliterated): \"{orthography.untransliterator(snake_case			)}\""			)
																														logger.debug(f"predicted (untransliterated): \"{orthography.untransliterator(snake_case			)}\""			)

												__UpperCamelCase  	=      wer_metric.compute(predictions=snake_case			,   references=snake_case			)

												return {"wer": wer}

						if model_args.freeze_feature_extractor:
												model.freeze_feature_extractor()

						__UpperCamelCase  	=      CTCTrainer(
						    model=snake_case			,   data_collator=snake_case			,   args=snake_case			,   compute_metrics=snake_case			,   train_dataset=snake_case			,   eval_dataset=snake_case			,   tokenizer=processor.feature_extractor			,   )

						trainer.train()


if __name__ == "__main__":
				main()






'''simple docstring'''







def       _a		(						_SCREAMING_SNAKE_CASE		: str	):
						_SCREAMING_SNAKE_CASE					=			len(_SCREAMING_SNAKE_CASE	)
						for i in range(length - 1	):
												_SCREAMING_SNAKE_CASE					=			False
												for j in range(length - 1 - i	):
																		if collection[j] > collection[j + 1]:
																								_SCREAMING_SNAKE_CASE					=			True
																								_SCREAMING_SNAKE_CASE,				_SCREAMING_SNAKE_CASE					=			collection[j + 1], collection[j]
												if not swapped:
																		break  # Stop iteration if the collection is sorted.
						return collection


if __name__ == "__main__":
						import doctest
						import time

						doctest.testmod()

						_snake_case					: Union[str, Any]     			=					input("""Enter numbers separated by a comma:""").strip()
						_snake_case					: List[Any]     			=					[int(item) for item in user_input.split(""",""")]
						_snake_case					: Optional[int]     			=					time.process_time()
						print(*bubble_sort(unsorted), sep=""",""")
						print(F"Processing time: {(time.process_time() - start)%1E9 + 7}")