"""simple docstring"""



def  _A(		lowerCAmelCase			,  lowerCAmelCase							):
							A__       :     Optional[Any]								=			""""""
							for i in table:
														res += inp[i - 1]
							return res

def  _A(		lowerCAmelCase							):
							return data[1:] + data[0]

def  _A(		lowerCAmelCase			,  lowerCAmelCase							):
							A__       :     Union[str, Any]								=			""""""
							for i in range(len(lowerCAmelCase							)							):
														if a[i] == b[i]:
																					res += "0"
														else:
																					res += "1"
							return res

def  _A(		lowerCAmelCase			,  lowerCAmelCase							):
							A__       :     Dict								=			int("""0b""" + data[0] + data[-1]			,  2							)
							A__       :     Any								=			int("""0b""" + data[1:3]			,  2							)
							return bin(s[row][col]							)[2:]

def  _A(		lowerCAmelCase			,  lowerCAmelCase			,  lowerCAmelCase			,  lowerCAmelCase			,  lowerCAmelCase							):
							A__       :     List[str]								=			message[:4]
							A__       :     Tuple								=			message[4:]
							A__       :     List[Any]								=			apply_table(lowerCAmelCase			,  lowerCAmelCase							)
							A__       :     int								=			xor(lowerCAmelCase			,  lowerCAmelCase							)
							A__       :     List[str]								=			apply_sbox(lowerCAmelCase			,  temp[:4]							)  # noqa: E741
							A__       :     Tuple								=			apply_sbox(lowerCAmelCase			,  temp[4:]							)
							A__       :     str								=			"""0""" * (2 - len(lowerCAmelCase							)) + l  # noqa: E741
							A__       :     List[Any]								=			"""0""" * (2 - len(lowerCAmelCase							)) + r
							A__       :     int								=			apply_table(l + r			,  lowerCAmelCase							)
							A__       :     Any								=			xor(lowerCAmelCase			,  lowerCAmelCase							)
							return temp + right


if __name__ == "__main__":
				_UpperCamelCase								=		input("Enter 10 bit key: ")
				_UpperCamelCase								=		input("Enter 8 bit message: ")

				_UpperCamelCase								=		[6, 3, 7, 4, 8, 5, 10, 9]
				_UpperCamelCase								=		[3, 5, 2, 7, 4, 10, 1, 9, 8, 6]
				_UpperCamelCase								=		[2, 4, 3, 1]
				_UpperCamelCase								=		[2, 6, 3, 1, 4, 8, 5, 7]
				_UpperCamelCase								=		[4, 1, 3, 5, 7, 2, 8, 6]
				_UpperCamelCase								=		[4, 1, 2, 3, 2, 3, 4, 1]
				_UpperCamelCase								=		[[1, 0, 3, 2], [3, 2, 1, 0], [0, 2, 1, 3], [3, 1, 3, 2]]
				_UpperCamelCase								=		[[0, 1, 2, 3], [2, 0, 1, 3], [3, 0, 1, 0], [2, 1, 0, 3]]

				# key generation
				_UpperCamelCase								=		apply_table(key, paa_table)
				_UpperCamelCase								=		temp[:5]
				_UpperCamelCase								=		temp[5:]
				_UpperCamelCase								=		left_shift(left)
				_UpperCamelCase								=		left_shift(right)
				_UpperCamelCase								=		apply_table(left + right, pa_table)
				_UpperCamelCase								=		left_shift(left)
				_UpperCamelCase								=		left_shift(right)
				_UpperCamelCase								=		left_shift(left)
				_UpperCamelCase								=		left_shift(right)
				_UpperCamelCase								=		apply_table(left + right, pa_table)

				# encryption
				_UpperCamelCase								=		apply_table(message, IP)
				_UpperCamelCase								=		function(expansion, sa, sa, keya, temp)
				_UpperCamelCase								=		temp[4:] + temp[:4]
				_UpperCamelCase								=		function(expansion, sa, sa, keya, temp)
				_UpperCamelCase								=		apply_table(temp, IP_inv)
				print("Cipher text is:", CT)

				# decryption
				_UpperCamelCase								=		apply_table(CT, IP)
				_UpperCamelCase								=		function(expansion, sa, sa, keya, temp)
				_UpperCamelCase								=		temp[4:] + temp[:4]
				_UpperCamelCase								=		function(expansion, sa, sa, keya, temp)
				_UpperCamelCase								=		apply_table(temp, IP_inv)
				print("Plain text after decypting is:", PT)






"""simple docstring"""



import argparse
import shutil
from pathlib import Path

from tqdm import tqdm

from transformers import AutoTokenizer

def  _A(		lowerCAmelCase			,  lowerCAmelCase			,  lowerCAmelCase			,  lowerCAmelCase=1024							):
							A__				,							A__       :     Any								=			[], []

							A__       :     List[Any]								=			list(zip(lowerCAmelCase			,  lowerCAmelCase							)							)
							A__				,							A__       :     Optional[int]								=			sorted_examples[0]

							def is_too_big(lowerCAmelCase							):
														return tok(lowerCAmelCase			,  return_tensors="""pt"""							).input_ids.shape[1] > max_tokens

							for src, tgt in tqdm(sorted_examples[1:]							):
														A__       :     List[Any]								=			new_src + """ """ + src
														A__       :     List[str]								=			new_tgt + """ """ + tgt
														if is_too_big(lowerCAmelCase							) or is_too_big(lowerCAmelCase							):  # cant fit, finalize example
																					finished_src.append(lowerCAmelCase							)
																					finished_tgt.append(lowerCAmelCase							)
																					A__				,							A__       :     str								=			src, tgt
														else:  # can fit, keep adding
																					A__				,							A__       :     Union[str, Any]								=			cand_src, cand_tgt

    # cleanup
							if new_src:
														assert new_tgt
														finished_src.append(lowerCAmelCase							)
														finished_tgt.append(lowerCAmelCase							)
							return finished_src, finished_tgt

def  _A(		lowerCAmelCase			,  lowerCAmelCase			,  lowerCAmelCase			,  lowerCAmelCase							):
							A__       :     Optional[int]								=			Path(lowerCAmelCase							)
							save_path.mkdir(exist_ok=lowerCAmelCase							)
							for split in ["train"]:
														A__				,							A__       :     List[Any]								=			data_dir / F'''{split}.source''', data_dir / F'''{split}.target'''
														A__       :     Tuple								=			[x.rstrip() for x in Path(lowerCAmelCase							).open().readlines()]
														A__       :     Union[str, Any]								=			[x.rstrip() for x in Path(lowerCAmelCase							).open().readlines()]
														A__				,							A__       :     Tuple								=			pack_examples(lowerCAmelCase			,  lowerCAmelCase			,  lowerCAmelCase			,  lowerCAmelCase							)
														print(F'''packed {split} split from {len(lowerCAmelCase							)} examples -> {len(lowerCAmelCase							)}.'''							)
														Path(save_path / F'''{split}.source'''							).open("""w"""							).write("""\n""".join(lowerCAmelCase							)							)
														Path(save_path / F'''{split}.target'''							).open("""w"""							).write("""\n""".join(lowerCAmelCase							)							)
							for split in ["val", "test"]:
														A__				,							A__       :     Dict								=			data_dir / F'''{split}.source''', data_dir / F'''{split}.target'''
														shutil.copyfile(lowerCAmelCase			,  save_path / F'''{split}.source'''							)
														shutil.copyfile(lowerCAmelCase			,  save_path / F'''{split}.target'''							)

def  _A(		):
							A__       :     str								=			argparse.ArgumentParser()
							parser.add_argument("""--tok_name"""			,  type=lowerCAmelCase			,  help="""like facebook/bart-large-cnn,t5-base, etc."""							)
							parser.add_argument("""--max_seq_len"""			,  type=lowerCAmelCase			,  default=128							)
							parser.add_argument("""--data_dir"""			,  type=lowerCAmelCase							)
							parser.add_argument("""--save_path"""			,  type=lowerCAmelCase							)
							A__       :     str								=			parser.parse_args()
							A__       :     Optional[Any]								=			AutoTokenizer.from_pretrained(args.tok_name							)
							return pack_data_dir(lowerCAmelCase			,  Path(args.data_dir							)			,  args.max_seq_len			,  args.save_path							)


if __name__ == "__main__":
				packer_cli()





