




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


UpperCAmelCase_    =get_logger(__name__)



def    UpperCAmelCase							(  _snake_case				):
							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 				__UpperCamelCase      (			__UpperCAmelCase	):





				'''simple docstring'''



				__a				:			int					    =False  # to tell pytest it's not a test class



				@staticmethod
				def    __snake_case		(			UpperCAmelCase_    ):
											lowerCAmelCase =		parser.add_parser('''test'''							,			help='''Test dataset implementation.'''    )
											test_parser.add_argument('''--name'''							,			type=UpperCAmelCase_							,			default=UpperCAmelCase_							,			help='''Dataset processing name'''    )
											test_parser.add_argument(
											    '''--cache_dir'''							,			type=UpperCAmelCase_							,			default=UpperCAmelCase_							,			help='''Cache directory where the datasets are stored.'''							,			)
											test_parser.add_argument(
											    '''--data_dir'''							,			type=UpperCAmelCase_							,			default=UpperCAmelCase_							,			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=UpperCAmelCase_							,			help='''Name of the dataset to download'''    )
											test_parser.set_defaults(func=_test_command_factory    )



				def __init__(			self							,			UpperCAmelCase_							,			UpperCAmelCase_							,			UpperCAmelCase_							,			UpperCAmelCase_							,			UpperCAmelCase_							,			UpperCAmelCase_							,			UpperCAmelCase_							,			UpperCAmelCase_							,			UpperCAmelCase_							,			):
											lowerCAmelCase =		dataset
											lowerCAmelCase =		name
											lowerCAmelCase =		cache_dir
											lowerCAmelCase =		data_dir
											lowerCAmelCase =		all_configs
											lowerCAmelCase =		save_infos
											lowerCAmelCase =		ignore_verifications
											lowerCAmelCase =		force_redownload
											lowerCAmelCase =		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:
																		lowerCAmelCase =		True






				def    __snake_case		(			self    ):
											fl_logger().setLevel(UpperCAmelCase_    )
											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    )
											lowerCAmelCase ,  lowerCAmelCase =		self._dataset, self._name
											lowerCAmelCase =		dataset_module_factory(UpperCAmelCase_    )
											lowerCAmelCase =		import_main_class(module.module_path    )
											lowerCAmelCase =		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=UpperCAmelCase_							,			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})"""    )
																		lowerCAmelCase =		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=UpperCAmelCase_							,			)
																		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:
																									lowerCAmelCase =		os.path.join(builder_cls.get_imported_module_dir()							,			'''README.md'''    )
																									lowerCAmelCase =		Path(UpperCAmelCase_    ).name + '''.py'''
																									lowerCAmelCase =		os.path.join(UpperCAmelCase_							,			UpperCAmelCase_    )
																									if os.path.isfile(UpperCAmelCase_    ):
																																lowerCAmelCase =		os.path.dirname(UpperCAmelCase_    )
																									elif os.path.isfile(UpperCAmelCase_    ):
																																lowerCAmelCase =		path
																									elif os.path.isdir(UpperCAmelCase_    ):  # for local directories containing only data files
																																lowerCAmelCase =		path
																									else:  # in case of a remote dataset
																																lowerCAmelCase =		None
																																print(F"""Dataset card saved at {dataset_readme_path}"""    )

																									# Move dataset_info back to the user
																									if dataset_dir is not None:
																																lowerCAmelCase =		os.path.join(UpperCAmelCase_							,			'''README.md'''    )
																																copyfile(UpperCAmelCase_							,			UpperCAmelCase_    )
																																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    )
																									lowerCAmelCase =		os.path.join(self._cache_dir							,			datasets.config.DOWNLOADED_DATASETS_DIR    )
																									if os.path.isdir(UpperCAmelCase_    ):
																																logger.warning(F"""Clearing cache at {download_dir}"""    )
																																rmtree(UpperCAmelCase_    )

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









from itertools import permutations



def    UpperCAmelCase							(  _snake_case = 5				):
							if gon_side < 3 or gon_side > 5:
														raise ValueError('''gon_side must be in the range [3, 5]'''				)

							# Since it's 16, we know 10 is on the outer ring
							# Put the big numbers at the end so that they are never the first number
							lowerCAmelCase =		list(range(gon_side + 1    ,			0    ,			-1				)				)
							lowerCAmelCase =		list(range(gon_side + 2    ,			gon_side * 2 + 1				)				)

							for perm in permutations(small_numbers + big_numbers				):
														lowerCAmelCase =		generate_gon_ring(_snake_case    ,			list(_snake_case				)				)
														if is_magic_gon(_snake_case				):
																					return int(''''''.join(str(_snake_case				) for n in numbers				)				)

							lowerCAmelCase =		F"""Magic {gon_side}-gon ring is impossible"""
							raise ValueError(_snake_case				)



def    UpperCAmelCase							(  _snake_case    ,			_snake_case				):
							lowerCAmelCase =		[0] * (gon_side * 3)
							lowerCAmelCase =		perm[0:3]
							perm.append(perm[1]				)

							lowerCAmelCase =		1 if gon_side < 5 else 2

							for i in range(1    ,			len(_snake_case				) // 3 + magic_number				):
														lowerCAmelCase =		perm[2 * i + 1]
														lowerCAmelCase =		result[3 * i - 1]
														lowerCAmelCase =		perm[2 * i + 2]

							return result



def    UpperCAmelCase							(  _snake_case				):
							if len(_snake_case				) % 3 != 0:
														raise ValueError('''a gon ring should have a length that is a multiple of 3'''				)

							if min(numbers[::3]				) != numbers[0]:
														return False

							lowerCAmelCase =		sum(numbers[:3]				)

							return all(sum(numbers[i : i + 3]				) == total for i in range(3    ,			len(_snake_case				)    ,			3				)				)


if __name__ == "__main__":
		print(solution())



