


from typing import Optional

import pyspark

from .. import Features, NamedSplit
from ..download import DownloadMode
from ..packaged_modules.spark.spark import Spark
from .abc import AbstractDatasetReader




class       lowercase_					(lowercase__   ):





				def __init__(				self       ,  lowercase_       ,  lowercase_ = None       ,  lowercase_ = None       ,  lowercase_ = True       ,  lowercase_ = None       ,  lowercase_ = False       ,  lowercase_ = None       ,  lowercase_ = True       ,  lowercase_ = "arrow"       ,  **lowercase_       ,  )  -> Union[str, Any]:
											super().__init__(
											    split=lowercase_       ,  features=lowercase_       ,  cache_dir=lowercase_       ,  keep_in_memory=lowercase_       ,  streaming=lowercase_       ,  **lowercase_       ,  )
											a__      =load_from_cache_file
											a__      =file_format
											a__      =Spark(
											    df=lowercase_       ,  features=lowercase_       ,  cache_dir=lowercase_       ,  working_dir=lowercase_       ,  **lowercase_       ,  )





				def 						__UpperCamelCase    (				self)  -> List[Any]:
											if self.streaming:
																		return self.builder.as_streaming_dataset(split=self.split)
											a__      =None if self._load_from_cache_file else DownloadMode.FORCE_REDOWNLOAD
											self.builder.download_and_prepare(
											    download_mode=lowercase_       ,  file_format=self._file_format       ,  )
											return self.builder.as_dataset(split=self.split)





_lowerCAmelCase:						List[str]   				=       'ABCDEFGHIJKLMNOPQRSTUVWXYZ'






def   _lowercase(					):
							a__      =input('Enter message: '     )
							a__      =input('Enter key [alphanumeric]: '     )
							a__      =input('Encrypt/Decrypt [e/d]: '     )

							if mode.lower().startswith('e'     ):
														a__      ='encrypt'
														a__      =encrypt_message(__a    ,     __a     )
							elif mode.lower().startswith('d'     ):
														a__      ='decrypt'
														a__      =decrypt_message(__a    ,     __a     )

							print(f"""\n{mode.title()}ed message:"""     )
							print(__a     )






def   _lowercase(					__a				:						str    ,     __a				:						str     ):
							return translate_message(__a    ,     __a    ,     'encrypt'     )






def   _lowercase(					__a				:						str    ,     __a				:						str     ):
							return translate_message(__a    ,     __a    ,     'decrypt'     )






def   _lowercase(					__a				:						str    ,     __a				:						str    ,     __a				:						str     ):
							a__      =[]
							a__      =0
							a__      =key.upper()

							for symbol in message:
														a__      =LETTERS.find(symbol.upper()     )
														if num != -1:
																					if mode == "encrypt":
																												num += LETTERS.find(key[key_index]     )
																					elif mode == "decrypt":
																												num -= LETTERS.find(key[key_index]     )

																					num %= len(__a     )

																					if symbol.isupper():
																												translated.append(LETTERS[num]     )
																					elif symbol.islower():
																												translated.append(LETTERS[num].lower()     )

																					key_index += 1
																					if key_index == len(__a     ):
																												a__      =0
														else:
																					translated.append(__a     )
							return "".join(__a     )


if __name__ == "__main__":
	main()

