




"""simple docstring"""





import os
from argparse import ArgumentParser
from pathlib import Path
from shutil import copyfile, rmtree
from typing import Generator

import datasets.config
from datasets.builder import DatasetBuilder
from datasets.commands import BaseDatasetsCLICommand
from datasets.download.download_manager import DownloadMode
from datasets.load import dataset_module_factory, import_main_class
from datasets.utils.filelock import logger as fl_logger
from datasets.utils.info_utils import VerificationMode
from datasets.utils.logging import ERROR, get_logger


_lowercase		 =      get_logger(__name__)

def 						lowerCAmelCase							(	lowerCamelCase						):
						'''simple docstring'''


						return TestCommand(
						    args.dataset ,     args.name ,     args.cache_dir ,     args.data_dir ,     args.all_configs ,     args.save_info or args.save_infos ,     args.ignore_verifications ,     args.force_redownload ,     args.clear_cache ,     )

class  __lowercase    (     snake_case_		):


				'''simple docstring'''


				_lowerCAmelCase		     =False  # to tell pytest it's not a test class

				@staticmethod
				def  _lowerCamelCase   (				SCREAMING_SNAKE_CASE_				:       ArgumentParser ):
										snake_case__    :   List[Any]							     =   parser.add_parser('''test''' ,help='''Test dataset implementation.''' )
										test_parser.add_argument('''--name''' ,type=SCREAMING_SNAKE_CASE_ ,default=SCREAMING_SNAKE_CASE_ ,help='''Dataset processing name''' )
										test_parser.add_argument(
										    '''--cache_dir''' ,type=SCREAMING_SNAKE_CASE_ ,default=SCREAMING_SNAKE_CASE_ ,help='''Cache directory where the datasets are stored.''' ,)
										test_parser.add_argument(
										    '''--data_dir''' ,type=SCREAMING_SNAKE_CASE_ ,default=SCREAMING_SNAKE_CASE_ ,help='''Can be used to specify a manual directory to get the files from.''' ,)
										test_parser.add_argument('''--all_configs''' ,action='''store_true''' ,help='''Test all dataset configurations''' )
										test_parser.add_argument(
										    '''--save_info''' ,action='''store_true''' ,help='''Save the dataset infos in the dataset card (README.md)''' )
										test_parser.add_argument(
										    '''--ignore_verifications''' ,action='''store_true''' ,help='''Run the test without checksums and splits checks.''' ,)
										test_parser.add_argument('''--force_redownload''' ,action='''store_true''' ,help='''Force dataset redownload''' )
										test_parser.add_argument(
										    '''--clear_cache''' ,action='''store_true''' ,help='''Remove downloaded files and cached datasets after each config test''' ,)
										# aliases
										test_parser.add_argument('''--save_infos''' ,action='''store_true''' ,help='''alias to save_info''' )
										test_parser.add_argument('''dataset''' ,type=SCREAMING_SNAKE_CASE_ ,help='''Name of the dataset to download''' )
										test_parser.set_defaults(func=_test_command_factory )

				def __init__(				self				:       Union[str, Any] ,SCREAMING_SNAKE_CASE_				:       str ,SCREAMING_SNAKE_CASE_				:       str ,SCREAMING_SNAKE_CASE_				:       str ,SCREAMING_SNAKE_CASE_				:       str ,SCREAMING_SNAKE_CASE_				:       bool ,SCREAMING_SNAKE_CASE_				:       bool ,SCREAMING_SNAKE_CASE_				:       bool ,SCREAMING_SNAKE_CASE_				:       bool ,SCREAMING_SNAKE_CASE_				:       bool ,):
										snake_case__    :   List[Any]							     =   dataset
										snake_case__    :   Optional[Any]							     =   name
										snake_case__    :   List[Any]							     =   cache_dir
										snake_case__    :   str							     =   data_dir
										snake_case__    :   Dict							     =   all_configs
										snake_case__    :   int							     =   save_infos
										snake_case__    :   Dict							     =   ignore_verifications
										snake_case__    :   Tuple							     =   force_redownload
										snake_case__    :   Dict							     =   clear_cache
										if clear_cache and not cache_dir:
																print(
																    '''When --clear_cache is used, specifying a cache directory is mandatory.\n'''
																    '''The \'download\' folder of the cache directory and the dataset builder cache will be deleted after each configuration test.\n'''
																    '''Please provide a --cache_dir that will be used to test the dataset script.''' )
																exit(1 )
										if save_infos:
																snake_case__    :   str							     =   True





				def  _lowerCamelCase   (				self				:       Optional[Any] ):
										fl_logger().setLevel(SCREAMING_SNAKE_CASE_ )
										if self._name is not None and self._all_configs:
																print('''Both parameters `config` and `all_configs` can\'t be used at once.''' )
																exit(1 )
										snake_case__     ,		snake_case__    :   Any							     =   self._dataset, self._name
										snake_case__    :   Optional[Any]							     =   dataset_module_factory(SCREAMING_SNAKE_CASE_ )
										snake_case__    :   Tuple							     =   import_main_class(module.module_path )
										snake_case__    :   Union[str, Any]							     =   len(builder_cls.BUILDER_CONFIGS ) if self._all_configs and builder_cls.BUILDER_CONFIGS else 1

										def get_builders() -> Generator[DatasetBuilder, None, None]:
																if self._all_configs and builder_cls.BUILDER_CONFIGS:
																						for i, config in enumerate(builder_cls.BUILDER_CONFIGS ):
																												if "config_name" in module.builder_kwargs:
																																		yield builder_cls(
																																		    cache_dir=self._cache_dir ,data_dir=self._data_dir ,**module.builder_kwargs ,)
																												else:
																																		yield builder_cls(
																																		    config_name=config.name ,cache_dir=self._cache_dir ,data_dir=self._data_dir ,**module.builder_kwargs ,)
																else:
																						if "config_name" in module.builder_kwargs:
																												yield builder_cls(cache_dir=self._cache_dir ,data_dir=self._data_dir ,**module.builder_kwargs )
																						else:
																												yield builder_cls(
																												    config_name=SCREAMING_SNAKE_CASE_ ,cache_dir=self._cache_dir ,data_dir=self._data_dir ,**module.builder_kwargs ,)

										for j, builder in enumerate(get_builders() ):
																print(F'''Testing builder \'{builder.config.name}\' ({j + 1}/{n_builders})''' )
																snake_case__    :   Tuple							     =   os.path.exists(
																    os.path.join(builder.get_imported_module_dir() ,datasets.config.DATASETDICT_INFOS_FILENAME ) )  # record checksums only if we need to update a (deprecated) dataset_infos.json
																builder.download_and_prepare(
																    download_mode=DownloadMode.REUSE_CACHE_IF_EXISTS
																    if not self._force_redownload
																    else DownloadMode.FORCE_REDOWNLOAD ,verification_mode=VerificationMode.NO_CHECKS
																    if self._ignore_verifications
																    else VerificationMode.ALL_CHECKS ,try_from_hf_gcs=SCREAMING_SNAKE_CASE_ ,)
																builder.as_dataset()
																if self._save_infos:
																						builder._save_infos()

																# If save_infos=True, the dataset card (README.md) is created next to the loaded module file.
																# The dataset_infos are saved in the YAML part of the README.md

																# 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:
																						snake_case__    :   int							     =   os.path.join(builder_cls.get_imported_module_dir() ,'''README.md''' )
																						snake_case__    :   Tuple							     =   Path(SCREAMING_SNAKE_CASE_ ).name + '''.py'''
																						snake_case__    :   Any							     =   os.path.join(SCREAMING_SNAKE_CASE_ ,SCREAMING_SNAKE_CASE_ )
																						if os.path.isfile(SCREAMING_SNAKE_CASE_ ):
																												snake_case__    :   str							     =   os.path.dirname(SCREAMING_SNAKE_CASE_ )
																						elif os.path.isfile(SCREAMING_SNAKE_CASE_ ):
																												snake_case__    :   Optional[Any]							     =   path
																						elif os.path.isdir(SCREAMING_SNAKE_CASE_ ):  # for local directories containing only data files
																												snake_case__    :   int							     =   path
																						else:  # in case of a remote dataset
																												snake_case__    :   List[Any]							     =   None
																												print(F'''Dataset card saved at {dataset_readme_path}''' )

																						# Move dataset_info back to the user
																						if dataset_dir is not None:
																												snake_case__    :   List[Any]							     =   os.path.join(SCREAMING_SNAKE_CASE_ ,'''README.md''' )
																												copyfile(SCREAMING_SNAKE_CASE_ ,SCREAMING_SNAKE_CASE_ )
																												print(F'''Dataset card saved at {user_dataset_readme_path}''' )

            # If clear_cache=True, the download folder and the dataset builder cache directory are deleted
																if self._clear_cache:
																						if os.path.isdir(builder._cache_dir ):
																												logger.warning(F'''Clearing cache at {builder._cache_dir}''' )
																												rmtree(builder._cache_dir )
																						snake_case__    :   int							     =   os.path.join(self._cache_dir ,datasets.config.DOWNLOADED_DATASETS_DIR )
																						if os.path.isdir(SCREAMING_SNAKE_CASE_ ):
																												logger.warning(F'''Clearing cache at {download_dir}''' )
																												rmtree(SCREAMING_SNAKE_CASE_ )

										print('''Test successful.''' )








"""simple docstring"""





from __future__ import annotations

from collections.abc import Iterator
from typing import Any

class  __lowercase    :


				'''simple docstring'''


				def __init__(				self				:       List[Any] ,SCREAMING_SNAKE_CASE_				:       Any ):
										snake_case__    :   Any							     =   data
										snake_case__    :   Node | None							     =   None





				def __str__(				self				:       Union[str, Any] ):
										return F'''{self.data}'''







class  __lowercase    :


				'''simple docstring'''


				def __init__(				self				:       Optional[int] ):
										snake_case__    :   Node | None							     =   None
										snake_case__    :   Node | None							     =   None

				def __iter__(				self				:       Optional[int] ):
										snake_case__    :   Optional[int]							     =   self.front
										while node:
																yield node.data
																snake_case__    :   Optional[int]							     =   node.next

				def __len__(				self				:       Any ):
										return len(tuple(iter(self ) ) )

				def __str__(				self				:       Union[str, Any] ):
										return " <- ".join(str(SCREAMING_SNAKE_CASE_ ) for item in self )

				def  _lowerCamelCase   (				self				:       List[str] ):
										return len(self ) == 0

				def  _lowerCamelCase   (				self				:       Optional[int] ,SCREAMING_SNAKE_CASE_				:       Any ):
										snake_case__    :   int							     =   Node(SCREAMING_SNAKE_CASE_ )
										if self.is_empty():
																snake_case__    :   List[Any]							     =   node
										else:
																assert isinstance(self.rear ,SCREAMING_SNAKE_CASE_ )
																snake_case__    :   Union[str, Any]							     =   node
																snake_case__    :   int							     =   node

				def  _lowerCamelCase   (				self				:       int ):
										if self.is_empty():
																raise IndexError('''dequeue from empty queue''' )
										assert isinstance(self.front ,SCREAMING_SNAKE_CASE_ )
										snake_case__    :   List[str]							     =   self.front
										snake_case__    :   str							     =   self.front.next
										if self.front is None:
																snake_case__    :   Optional[Any]							     =   None
										return node.data





				def  _lowerCamelCase   (				self				:       Optional[int] ):
										snake_case__    :   Optional[Any]							     =   None


if __name__ == "__main__":
							from doctest import testmod

							testmod()


