


'''simple docstring'''

from typing import List, Optional, TypeVar

from .arrow_dataset import Dataset, _concatenate_map_style_datasets, _interleave_map_style_datasets
from .dataset_dict import DatasetDict, IterableDatasetDict
from .info import DatasetInfo
from .iterable_dataset import IterableDataset, _concatenate_iterable_datasets, _interleave_iterable_datasets
from .splits import NamedSplit
from .utils import logging
from .utils.py_utils import Literal


_UpperCAmelCase				: int							    =				logging.get_logger(__name__)


_UpperCAmelCase				: List[str]							    =				TypeVar("""DatasetType""", Dataset, IterableDataset)

def 							__magic_name__(						lowerCamelCase,				lowerCamelCase = None,				lowerCamelCase = None,				lowerCamelCase = None,				lowerCamelCase = None,				lowerCamelCase = "first_exhausted",				):
						from .arrow_dataset import Dataset
						from .iterable_dataset import IterableDataset

						if not datasets:
												raise ValueError('''Unable to interleave an empty list of datasets.''')
						for i, dataset in enumerate(lowerCamelCase):
												if not isinstance(lowerCamelCase,				(Dataset, IterableDataset)):
																		if isinstance(lowerCamelCase,				(DatasetDict, IterableDatasetDict)):
																								if not dataset:
																														raise ValueError(
																														    F"""Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} """
																														    '''is an empty dataset dictionary.''')
																								raise ValueError(
																								    F"""Dataset at position {i} has at least one split: {list(lowerCamelCase)}\n"""
																								    F"""Please pick one to interleave with the other datasets, for example: dataset['{next(iter(lowerCamelCase))}']""")
																		raise ValueError(
																		    F"""Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} is a {type(lowerCamelCase).__name__}.""")
												if i == 0:
																		__lowerCAmelCase       ,					__lowerCAmelCase							       =				(
																		    (Dataset, IterableDataset) if isinstance(lowerCamelCase,				lowerCamelCase) else (IterableDataset, Dataset)
																		)
												elif not isinstance(lowerCamelCase,				lowerCamelCase):
																		raise ValueError(
																		    F"""Unable to interleave a {dataset_type.__name__} (at position 0) with a {other_type.__name__} (at position {i}). Expected a list of Dataset objects or a list of IterableDataset objects.""")
						if stopping_strategy not in ["first_exhausted", "all_exhausted"]:
												raise ValueError(F"""{stopping_strategy} is not supported. Please enter a valid stopping_strategy.""")
						if dataset_type is Dataset:
												return _interleave_map_style_datasets(
												    lowerCamelCase,				lowerCamelCase,				lowerCamelCase,				info=lowerCamelCase,				split=lowerCamelCase,				stopping_strategy=lowerCamelCase)
						else:
												return _interleave_iterable_datasets(
												    lowerCamelCase,				lowerCamelCase,				lowerCamelCase,				info=lowerCamelCase,				split=lowerCamelCase,				stopping_strategy=lowerCamelCase)




def 							__magic_name__(						lowerCamelCase,				lowerCamelCase = None,				lowerCamelCase = None,				lowerCamelCase = 0,				):

						if not dsets:
												raise ValueError('''Unable to concatenate an empty list of datasets.''')
						for i, dataset in enumerate(lowerCamelCase):
												if not isinstance(lowerCamelCase,				(Dataset, IterableDataset)):
																		if isinstance(lowerCamelCase,				(DatasetDict, IterableDatasetDict)):
																								if not dataset:
																														raise ValueError(
																														    F"""Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} """
																														    '''is an empty dataset dictionary.''')
																								raise ValueError(
																								    F"""Dataset at position {i} has at least one split: {list(lowerCamelCase)}\n"""
																								    F"""Please pick one to interleave with the other datasets, for example: dataset['{next(iter(lowerCamelCase))}']""")
																		raise ValueError(
																		    F"""Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} is a {type(lowerCamelCase).__name__}.""")
												if i == 0:
																		__lowerCAmelCase       ,					__lowerCAmelCase							       =				(
																		    (Dataset, IterableDataset) if isinstance(lowerCamelCase,				lowerCamelCase) else (IterableDataset, Dataset)
																		)
												elif not isinstance(lowerCamelCase,				lowerCamelCase):
																		raise ValueError(
																		    F"""Unable to interleave a {dataset_type.__name__} (at position 0) with a {other_type.__name__} (at position {i}). Expected a list of Dataset objects or a list of IterableDataset objects.""")
						if dataset_type is Dataset:
												return _concatenate_map_style_datasets(lowerCamelCase,				info=lowerCamelCase,				split=lowerCamelCase,				axis=lowerCamelCase)
						else:
												return _concatenate_iterable_datasets(lowerCamelCase,				info=lowerCamelCase,				split=lowerCamelCase,				axis=lowerCamelCase)





'''simple docstring'''

from string import ascii_uppercase

_UpperCAmelCase				: Optional[int]							    =				{char: i for i, char in enumerate(ascii_uppercase)}
_UpperCAmelCase				: Optional[int]							    =				dict(enumerate(ascii_uppercase))

def 							__magic_name__(						lowerCamelCase,				lowerCamelCase):
						__lowerCAmelCase							       =				len(lowerCamelCase)
						__lowerCAmelCase							       =				0
						while True:
												if x == i:
																		__lowerCAmelCase							       =				0
												if len(lowerCamelCase) == len(lowerCamelCase):
																		break
												key += key[i]
												i += 1
						return key

def 							__magic_name__(						lowerCamelCase,				lowerCamelCase):
						__lowerCAmelCase							       =				''''''
						__lowerCAmelCase							       =				0
						for letter in message:
												if letter == " ":
																		cipher_text += " "
												else:
																		__lowerCAmelCase							       =				(dicta[letter] - dicta[key_new[i]]) % 2_6
																		i += 1
																		cipher_text += dicta[x]
						return cipher_text

def 							__magic_name__(						lowerCamelCase,				lowerCamelCase):
						__lowerCAmelCase							       =				''''''
						__lowerCAmelCase							       =				0
						for letter in cipher_text:
												if letter == " ":
																		or_txt += " "
												else:
																		__lowerCAmelCase							       =				(dicta[letter] + dicta[key_new[i]] + 2_6) % 2_6
																		i += 1
																		or_txt += dicta[x]
						return or_txt

def 							__magic_name__(						):
						__lowerCAmelCase							       =				'''THE GERMAN ATTACK'''
						__lowerCAmelCase							       =				'''SECRET'''
						__lowerCAmelCase							       =				generate_key(lowerCamelCase,				lowerCamelCase)
						__lowerCAmelCase							       =				cipher_text(lowerCamelCase,				lowerCamelCase)
						print(F"""Encrypted Text = {s}""")
						print(F"""Original Text = {original_text(lowerCamelCase,				lowerCamelCase)}""")


if __name__ == "__main__":
	import doctest

	doctest.testmod()
	main()

