


"""simple docstring"""


from dataclasses import dataclass
from typing import List, Optional, Union

import numpy as np
import torch

from ...utils import BaseOutput, OptionalDependencyNotAvailable, is_torch_available, is_transformers_available
@dataclass
class     _UpperCamelCase    (  lowerCAmelCase__						):
							'''simple docstring'''







							__UpperCAmelCase		:       Union[List[np.ndarray], torch.FloatTensor]


try:
	if not (is_transformers_available() and is_torch_available()):
		raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
	from ...utils.dummy_torch_and_transformers_objects import *  # noqa F403
else:
	from .pipeline_text_to_video_synth import TextToVideoSDPipeline
	from .pipeline_text_to_video_synth_imgaimg import VideoToVideoSDPipeline  # noqa: F401
	from .pipeline_text_to_video_zero import TextToVideoZeroPipeline








"""simple docstring"""


import logging
import sys
from dataclasses import dataclass, field
from typing import Any, Dict, List, Optional, Union

import librosa
import torch
from datasets import DatasetDict, load_dataset
from packaging import version
from torch import nn

from transformers import (
    HfArgumentParser,
    Trainer,
    TrainingArguments,
    WavaVecaConfig,
    WavaVecaFeatureExtractor,
    WavaVecaForPreTraining,
    is_apex_available,
    trainer_utils,
)
from transformers.models.wavaveca.modeling_wavaveca import _compute_mask_indices


if is_apex_available():
	from apex import amp

if version.parse(version.parse(torch.__version__).base_version) >= version.parse("1.6"):
	A	:  List[Any]            =     True
	from torch.cuda.amp import autocast


A	:  Any            =     logging.getLogger(__name__)
@dataclass
class     _UpperCamelCase    :
							'''simple docstring'''







							__UpperCAmelCase		:       str							 =field(
							    metadata={"""help""": """Path to pretrained model or model identifier from huggingface.co/models"""}						)
							__UpperCAmelCase		:       Optional[str]							 =field(
							    default=lowerCAmelCase__			,metadata={"""help""": """Where do you want to store the pretrained models downloaded from huggingface.co"""}			,)
							__UpperCAmelCase		:       Optional[bool]							 =field(
							    default=lowerCAmelCase__			,metadata={"""help""": """Whether to freeze the feature extractor layers of the model."""}						)
							__UpperCAmelCase		:       Optional[bool]							 =field(
							    default=lowerCAmelCase__			,metadata={"""help""": """Whether to log verbose messages or not."""}			,)
							__UpperCAmelCase		:       Optional[float]							 =field(
							    default=2.0			,metadata={"""help""": """Maximum temperature for gumbel softmax."""}						)
							__UpperCAmelCase		:       Optional[float]							 =field(
							    default=0.5			,metadata={"""help""": """Minimum temperature for gumbel softmax."""}						)
							__UpperCAmelCase		:       Optional[float]							 =field(
							    default=0.999_995			,metadata={"""help""": """Decay of gumbel temperature during training."""}						)


def _lowerCamelCase      (						_UpperCamelCase       ,					_UpperCamelCase ):

			'''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 )]       ,					)
			__lowerCAmelCase							       =     logging.WARNING
			if model_args.verbose_logging:
						__lowerCAmelCase							       =     logging.DEBUG
			elif trainer_utils.is_main_process(training_args.local_rank ):
						__lowerCAmelCase							       =     logging.INFO
			logger.setLevel(_UpperCamelCase )
@dataclass
class     _UpperCamelCase    :
							'''simple docstring'''







							__UpperCAmelCase		:       str							 =field(
							    default=lowerCAmelCase__			,metadata={"""help""": """The name of the dataset to use (via the datasets library)."""}						)
							__UpperCAmelCase		:       Optional[str]							 =field(
							    default=lowerCAmelCase__			,metadata={"""help""": """The configuration name of the dataset to use (via the datasets library)."""}						)
							__UpperCAmelCase		:       Optional[str]							 =field(
							    default="""train"""			,metadata={
							        """help""": """The name of the training data set split to use (via the datasets library). Defaults to 'train'"""
							    }			,)
							__UpperCAmelCase		:       Optional[str]							 =field(
							    default="""validation"""			,metadata={
							        """help""": (
							            """The name of the validation data set split to use (via the datasets library). Defaults to 'validation'"""
							        )
							    }			,)
							__UpperCAmelCase		:       Optional[str]							 =field(
							    default="""file"""			,metadata={"""help""": """Column in the dataset that contains speech file path. Defaults to 'file'"""}			,)
							__UpperCAmelCase		:       bool							 =field(
							    default=lowerCAmelCase__			,metadata={"""help""": """Overwrite the cached preprocessed datasets or not."""}						)
							__UpperCAmelCase		:       Optional[int]							 =field(
							    default=1			,metadata={
							        """help""": """The percentage of the train set used as validation set in case there's no validation split"""
							    }			,)
							__UpperCAmelCase		:       Optional[int]							 =field(
							    default=lowerCAmelCase__			,metadata={"""help""": """The number of processes to use for the preprocessing."""}			,)
							__UpperCAmelCase		:       Optional[float]							 =field(
							    default=20.0			,metadata={"""help""": """Filter audio files that are longer than `max_duration_in_seconds` seconds"""}						)
@dataclass
class     _UpperCamelCase    :
							'''simple docstring'''







							__UpperCAmelCase		:       WavaVecaForPreTraining
							__UpperCAmelCase		:       WavaVecaFeatureExtractor
							__UpperCAmelCase		:       Union[bool, str]							 ="longest"
							__UpperCAmelCase		:       Optional[int]							 =None
							__UpperCAmelCase		:       Optional[int]							 =None

							def __call__(	self       ,  __a      ):
										# reformat list to dict and set to pytorch format
										__lowerCAmelCase							       =     self.feature_extractor.pad(
										    __a       ,  max_length=self.max_length       ,  padding=self.padding       ,  pad_to_multiple_of=self.pad_to_multiple_of       ,  return_tensors="pt"       ,  )
										__lowerCAmelCase							       =     self.model._get_feat_extract_output_lengths(batch["input_values"].shape[-1]      )

										__lowerCAmelCase							       =     batch["input_values"].shape[0]

										# make sure that no loss is computed on padded inputs
										if batch["attention_mask"] is not None:
													# compute real output lengths according to convolution formula
													__lowerCAmelCase							       =     self.model._get_feat_extract_output_lengths(batch["attention_mask"].sum(-1      )      ).to(
													    torch.long      )

													__lowerCAmelCase							       =     torch.zeros(
													    (batch_size, mask_indices_seq_length)       ,  dtype=torch.long       ,  device=batch["input_values"].device      )

													# these two operations makes sure that all values
													# before the output lengths indices are attended to
													__lowerCAmelCase							       =     1
													__lowerCAmelCase							       =     attention_mask.flip([-1]      ).cumsum(-1      ).flip([-1]      ).bool()

										# sample randomly masked indices
										__lowerCAmelCase							       =     _compute_mask_indices(
										    (batch_size, mask_indices_seq_length)       ,  self.model.config.mask_time_prob       ,  self.model.config.mask_time_length       ,  attention_mask=__a       ,  min_masks=2       ,  )

										return batch
class     _UpperCamelCase    (  lowerCAmelCase__						):
							'''simple docstring'''







							def __init__(	self       ,  *__a       ,  __a=1       ,  __a=0       ,  __a=1.0       ,  **__a      ):
										super().__init__(*__a       ,  **__a      )
										__lowerCAmelCase							       =     0
										__lowerCAmelCase							       =     max_gumbel_temp
										__lowerCAmelCase							       =     min_gumbel_temp
										__lowerCAmelCase							       =     gumbel_temp_decay



							def      snake_case							(	self       ,  __a       ,  __a      ):
										model.train()
										__lowerCAmelCase							       =     self._prepare_inputs(__a      )

										if self.use_amp:
													with autocast():
																__lowerCAmelCase							       =     self.compute_loss(__a       ,  __a      )
										else:
													__lowerCAmelCase							       =     self.compute_loss(__a       ,  __a      )

										if self.args.n_gpu > 1 or self.deepspeed:
													if model.module.config.ctc_loss_reduction == "mean":
																__lowerCAmelCase							       =     loss.mean()
													elif model.module.config.ctc_loss_reduction == "sum":
																__lowerCAmelCase							       =     loss.sum() / (inputs["mask_time_indices"]).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:
													__lowerCAmelCase							       =     loss / self.args.gradient_accumulation_steps

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

										self.num_update_step += 1
										# make sure gumbel softmax temperature is decayed
										if self.args.n_gpu > 1 or self.deepspeed:
													model.module.set_gumbel_temperature(
													    max(self.max_gumbel_temp * self.gumbel_temp_decay**self.num_update_step       ,  self.min_gumbel_temp      )      )
										else:
													model.set_gumbel_temperature(
													    max(self.max_gumbel_temp * self.gumbel_temp_decay**self.num_update_step       ,  self.min_gumbel_temp      )      )

										return loss.detach()


def _lowerCamelCase      (						):

			'''simple docstring'''




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

			__lowerCAmelCase       ,      __lowerCAmelCase       ,      __lowerCAmelCase							       =     parser.parse_args_into_dataclasses()
			configure_logger(_UpperCamelCase       ,					_UpperCamelCase )

			# Downloading and loading a dataset from the hub.
			__lowerCAmelCase							       =     load_dataset(data_args.dataset_name       ,					data_args.dataset_config_name       ,					cache_dir=model_args.cache_dir )

			if "validation" not in datasets.keys():
						# make sure only "validation" and "train" keys remain"
						__lowerCAmelCase							       =     DatasetDict()
						__lowerCAmelCase							       =     load_dataset(
						    data_args.dataset_name       ,					data_args.dataset_config_name       ,					split=f"{data_args.train_split_name}[:{data_args.validation_split_percentage}%]"       ,					cache_dir=model_args.cache_dir       ,					)
						__lowerCAmelCase							       =     load_dataset(
						    data_args.dataset_name       ,					data_args.dataset_config_name       ,					split=f"{data_args.train_split_name}[{data_args.validation_split_percentage}%:]"       ,					cache_dir=model_args.cache_dir       ,					)
			else:
						# make sure only "validation" and "train" keys remain"
						__lowerCAmelCase							       =     DatasetDict()
						__lowerCAmelCase							       =     load_dataset(
						    data_args.dataset_name       ,					data_args.dataset_config_name       ,					split="validation"       ,					cache_dir=model_args.cache_dir       ,					)
						__lowerCAmelCase							       =     load_dataset(
						    data_args.dataset_name       ,					data_args.dataset_config_name       ,					split=f"{data_args.train_split_name}"       ,					cache_dir=model_args.cache_dir       ,					)

			# only normalized-inputs-training is supported
			__lowerCAmelCase							       =     WavaVecaFeatureExtractor.from_pretrained(
			    model_args.model_name_or_path       ,					cache_dir=model_args.cache_dir       ,					do_normalize=_UpperCamelCase )

			def prepare_dataset(_UpperCamelCase ):
						# check that all files have the correct sampling rate
						__lowerCAmelCase       ,      __lowerCAmelCase							       =     librosa.load(batch[data_args.speech_file_column]       ,					sr=feature_extractor.sampling_rate )
						return batch

			# load audio files into numpy arrays
			__lowerCAmelCase							       =     datasets.map(
			    _UpperCamelCase       ,					num_proc=data_args.preprocessing_num_workers       ,					remove_columns=datasets["train"].column_names )

			# filter audio files that are too long
			__lowerCAmelCase							       =     vectorized_datasets.filter(
			    lambda _UpperCamelCase : len(data["speech"] ) < int(data_args.max_duration_in_seconds * feature_extractor.sampling_rate ) )

			def normalize(_UpperCamelCase ):
						return feature_extractor(batch["speech"]       ,					sampling_rate=feature_extractor.sampling_rate )

			# normalize and transform to `BatchFeatures`
			__lowerCAmelCase							       =     vectorized_datasets.map(
			    _UpperCamelCase       ,					batched=_UpperCamelCase       ,					num_proc=data_args.preprocessing_num_workers       ,					load_from_cache_file=not data_args.overwrite_cache       ,					remove_columns=vectorized_datasets["train"].column_names       ,					)

			# pretraining is only supported for "newer" stable layer norm architecture
			# apply_spec_augment has to be True, mask_feature_prob has to be 0.0
			__lowerCAmelCase							       =     WavaVecaConfig.from_pretrained(
			    model_args.model_name_or_path       ,					cache_dir=model_args.cache_dir       ,					gradient_checkpointing=training_args.gradient_checkpointing       ,					)

			if not config.do_stable_layer_norm or config.feat_extract_norm != "layer":
						raise ValueError(
						    "PreTraining is only supported for ``config.do_stable_layer_norm=True`` and"
						    " ``config.feat_extract_norm='layer'" )

			__lowerCAmelCase							       =     WavaVecaForPreTraining(_UpperCamelCase )

			__lowerCAmelCase							       =     DataCollatorForWavaVecaPretraining(model=_UpperCamelCase       ,					feature_extractor=_UpperCamelCase )

			__lowerCAmelCase							       =     WavaVecaPreTrainer(
			    model=_UpperCamelCase       ,					data_collator=_UpperCamelCase       ,					args=_UpperCamelCase       ,					train_dataset=vectorized_datasets["train"]       ,					eval_dataset=vectorized_datasets["validation"]       ,					tokenizer=_UpperCamelCase       ,					max_gumbel_temp=model_args.max_gumbel_temperature       ,					min_gumbel_temp=model_args.min_gumbel_temperature       ,					gumbel_temp_decay=model_args.gumbel_temperature_decay       ,					)
			trainer.train()


if __name__ == "__main__":
	main()




