code: 
  
  
  '''simple docstring'''
  
  
  
  
  
  from typing import List, Optional, Tuple, Union
  
  import torch
  
  from ...models import UNetaDModel
  from ...schedulers import PNDMScheduler
  from ...utils import randn_tensor
  from ..pipeline_utils import DiffusionPipeline, ImagePipelineOutput
  class 	a__				(				a_      ):
  
  
  
  
  
  			'''simple docstring'''
  
  			A	:							UNetaDModel
  			A	:							PNDMScheduler
  			def __init__(     self       : Optional[int] ,						lowerCAmelCase_       : UNetaDModel ,						lowerCAmelCase_       : PNDMScheduler  )			->		List[str]:
  						super().__init__()
  
  						__A=  PNDMScheduler.from_config(scheduler.config  )
  
  						self.register_modules(unet=lowerCAmelCase_ ,						scheduler=lowerCAmelCase_  )
  
  			@torch.no_grad()
  			def __call__(     self       : Any ,						lowerCAmelCase_       : int = 1 ,						lowerCAmelCase_       : int = 50 ,						lowerCAmelCase_       : Optional[Union[torch.Generator, List[torch.Generator]]] = None ,						lowerCAmelCase_       : Optional[str] = "pil" ,						lowerCAmelCase_       : bool = True ,						**lowerCAmelCase_       : List[Any] ,						)			->		Union[ImagePipelineOutput, Tuple]:
  						__A=  randn_tensor(
  						    (batch_size, self.unet.config.in_channels, self.unet.config.sample_size, self.unet.config.sample_size) ,						generator=lowerCAmelCase_ ,						device=self.device ,						)
  
  						self.scheduler.set_timesteps(lowerCAmelCase_  )
  						for t in self.progress_bar(self.scheduler.timesteps  ):
  									__A=  self.unet(lowerCAmelCase_ ,						lowerCAmelCase_  ).sample
  
  									__A=  self.scheduler.step(lowerCAmelCase_ ,						lowerCAmelCase_ ,						lowerCAmelCase_  ).prev_sample
  
  						__A=  (image / 2 + 0.5).clamp(0 ,						1  )
  						__A=  image.cpu().permute(0 ,						2 ,						3 ,						1  ).numpy()
  						if output_type == "pil":
  									__A=  self.numpy_to_pil(lowerCAmelCase_  )
  
  						if not return_dict:
  									return (image,)
  
  						return ImagePipelineOutput(images=lowerCAmelCase_  )
  
  
  
  
style_context: 
  
  
  '''simple docstring'''
  
  
  
  
  
  import os
  from argparse import ArgumentParser
  from pathlib import Path
  from shutil import copyfile
  from typing import List
  
  from datasets import config
  from datasets.builder import DatasetBuilder
  from datasets.commands import BaseDatasetsCLICommand
  from datasets.download.download_config import DownloadConfig
  from datasets.download.download_manager import DownloadMode
  from datasets.load import dataset_module_factory, import_main_class
  from datasets.utils.info_utils import VerificationMode
  
  
  
  
  
  
  def 	UpperCAmelCase__(							_SCREAMING_SNAKE_CASE				:   Any,**_SCREAMING_SNAKE_CASE				:   Tuple   ):
  
  
  
  
  
  
  			"""simple docstring"""
  
  
  
  
  			return RunBeamCommand(
  			    args.dataset,args.name,args.cache_dir,args.beam_pipeline_options,args.data_dir,args.all_configs,args.save_info or args.save_infos,args.ignore_verifications,args.force_redownload,**_SCREAMING_SNAKE_CASE,)
  
  
  
  
  
  
  class 	a__				(				a_      ):
  
  
  
  
  
  			'''simple docstring'''
  
  			@staticmethod
  			def 				lowerCAmelCase    (     lowerCAmelCase_       : ArgumentParser  )			->		Tuple:
  						__A=  parser.add_parser('run_beam' ,						help='Run a Beam dataset processing pipeline'  )
  						run_beam_parser.add_argument('dataset' ,						type=lowerCAmelCase_ ,						help='Name of the dataset to download'  )
  						run_beam_parser.add_argument('--name' ,						type=lowerCAmelCase_ ,						default=lowerCAmelCase_ ,						help='Dataset config name'  )
  						run_beam_parser.add_argument(
  						    '--cache_dir' ,						type=lowerCAmelCase_ ,						default=lowerCAmelCase_ ,						help='Cache directory where the datasets are stored' ,						)
  						run_beam_parser.add_argument(
  						    '--beam_pipeline_options' ,						type=lowerCAmelCase_ ,						default='' ,						help='Beam pipeline options, separated by commas. Example:: `--beam_pipeline_options=job_name=my-job,project=my-project`' ,						)
  						run_beam_parser.add_argument(
  						    '--data_dir' ,						type=lowerCAmelCase_ ,						default=lowerCAmelCase_ ,						help='Can be used to specify a manual directory to get the files from' ,						)
  						run_beam_parser.add_argument('--all_configs' ,						action='store_true' ,						help='Test all dataset configurations'  )
  						run_beam_parser.add_argument('--save_info' ,						action='store_true' ,						help='Save the dataset infos file'  )
  						run_beam_parser.add_argument(
  						    '--ignore_verifications' ,						action='store_true' ,						help='Run the test without checksums and splits checks'  )
  						run_beam_parser.add_argument('--force_redownload' ,						action='store_true' ,						help='Force dataset redownload'  )
  						# aliases
  						run_beam_parser.add_argument('--save_infos' ,						action='store_true' ,						help='alias for save_info'  )
  						run_beam_parser.set_defaults(func=lowerCAmelCase_  )
  			def __init__(     self       : Any ,						lowerCAmelCase_       : str ,						lowerCAmelCase_       : str ,						lowerCAmelCase_       : str ,						lowerCAmelCase_       : str ,						lowerCAmelCase_       : str ,						lowerCAmelCase_       : bool ,						lowerCAmelCase_       : bool ,						lowerCAmelCase_       : bool ,						lowerCAmelCase_       : bool ,						**lowerCAmelCase_       : Tuple ,						)			->		List[Any]:
  						__A=  dataset
  						__A=  name
  						__A=  cache_dir
  						__A=  beam_pipeline_options
  						__A=  data_dir
  						__A=  all_configs
  						__A=  save_infos
  						__A=  ignore_verifications
  						__A=  force_redownload
  						__A=  config_kwargs
  
  			def 				lowerCAmelCase    (     self       : Optional[int]  )			->		Optional[Any]:
  						import apache_beam as beam
  
  						if self._name is not None and self._all_configs:
  									print('Both parameters `name` and `all_configs` can\'t be used at once.'  )
  									exit(1  )
  						__A,  __A=  self._dataset, self._name
  						__A=  dataset_module_factory(lowerCAmelCase_  )
  						__A=  import_main_class(dataset_module.module_path  )
  						__A=  []
  						if self._beam_pipeline_options:
  									__A=  beam.options.pipeline_options.PipelineOptions(
  									    flags=[F"""--{opt.strip()}""" for opt in self._beam_pipeline_options.split(','  ) if opt]  )
  						else:
  									__A=  None
  						if self._all_configs and len(builder_cls.BUILDER_CONFIGS  ) > 0:
  									for builder_config in builder_cls.BUILDER_CONFIGS:
  												builders.append(
  												    builder_cls(
  												        config_name=builder_config.name ,						data_dir=self._data_dir ,						hash=dataset_module.hash ,						beam_options=lowerCAmelCase_ ,						cache_dir=self._cache_dir ,						base_path=dataset_module.builder_kwargs.get('base_path'  ) ,						)  )
  						else:
  									builders.append(
  									    builder_cls(
  									        config_name=lowerCAmelCase_ ,						data_dir=self._data_dir ,						beam_options=lowerCAmelCase_ ,						cache_dir=self._cache_dir ,						base_path=dataset_module.builder_kwargs.get('base_path'  ) ,						**self._config_kwargs ,						)  )
  
  						for builder in builders:
  									builder.download_and_prepare(
  									    download_mode=DownloadMode.REUSE_CACHE_IF_EXISTS
  									    if not self._force_redownload
  									    else DownloadMode.FORCE_REDOWNLOAD ,						download_config=DownloadConfig(cache_dir=config.DOWNLOADED_DATASETS_PATH  ) ,						verification_mode=VerificationMode.NO_CHECKS
  									    if self._ignore_verifications
  									    else VerificationMode.ALL_CHECKS ,						try_from_hf_gcs=lowerCAmelCase_ ,						)
  									if self._save_infos:
  												builder._save_infos()
  
  						print('Apache beam run successful.'  )
  
  						# If save_infos=True, the dataset infos file is created next to the loaded module file.
  						# Let's move it to the original directory of the dataset script, to allow the user to
  						# upload them on S3 at the same time afterwards.
  						if self._save_infos:
  									__A=  os.path.join(builder_cls.get_imported_module_dir() ,						config.DATASETDICT_INFOS_FILENAME  )
  
  									__A=  Path(lowerCAmelCase_  ).name + '.py'
  
  									__A=  os.path.join(lowerCAmelCase_ ,						lowerCAmelCase_  )
  									if os.path.isfile(lowerCAmelCase_  ):
  												__A=  os.path.dirname(lowerCAmelCase_  )
  									elif os.path.isfile(lowerCAmelCase_  ):
  												__A=  path
  									else:  # in case of a remote dataset
  												print(F"""Dataset Infos file saved at {dataset_infos_path}"""  )
  												exit(1  )
  
  									# Move datasetinfo back to the user
  									__A=  os.path.join(lowerCAmelCase_ ,						config.DATASETDICT_INFOS_FILENAME  )
  									copyfile(lowerCAmelCase_ ,						lowerCAmelCase_  )
  									print(F"""Dataset Infos file saved at {user_dataset_infos_path}"""  )
  
  
  
  