




"""simple docstring"""


import argparse
import shutil
from pathlib import Path

from tqdm import tqdm

from transformers import AutoTokenizer


def       UpperCAmelCase__ (snake_case__							:      Optional[Any]	,     snake_case__							:      List[Any]	,     snake_case__							:      Optional[Any]	,     snake_case__							:      Tuple=10_24					):
  """simple docstring"""

  _snake_case							:	List[Any]			=						[], []

  _snake_case							:	Optional[int]			=						list(zip(lowerCAmelCase__	,     lowerCAmelCase__					)					)
  _snake_case							:	List[str]			=						sorted_examples[0]

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

  for src, tgt in tqdm(sorted_examples[1:]					):
    _snake_case							:	Dict			=						new_src + ' ' + src
    _snake_case							:	Optional[int]			=						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__					)
      _snake_case							:	int			=						src, tgt
    else:  # can fit, keep adding
      _snake_case							:	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       UpperCAmelCase__ (snake_case__							:      Dict	,     snake_case__							:      Path	,     snake_case__							:      List[Any]	,     snake_case__							:      Optional[int]					):
  """simple docstring"""

  _snake_case							:	int			=						Path(lowerCAmelCase__					)
  save_path.mkdir(exist_ok=lowerCAmelCase__					)
  for split in ["train"]:
    _snake_case							:	Dict			=						data_dir / F"{split}.source", data_dir / F"{split}.target"
    _snake_case							:	List[Any]			=						[x.rstrip() for x in Path(lowerCAmelCase__					).open().readlines()]
    _snake_case							:	Optional[Any]			=						[x.rstrip() for x in Path(lowerCAmelCase__					).open().readlines()]
    _snake_case							:	List[Any]			=						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"]:
    _snake_case							:	str			=						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       UpperCAmelCase__ ():
  """simple docstring"""

  _snake_case							:	Dict			=						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=1_28					)
  parser.add_argument("""--data_dir"""	,     type=lowerCAmelCase__					)
  parser.add_argument("""--save_path"""	,     type=lowerCAmelCase__					)
  _snake_case							:	List[str]			=						parser.parse_args()
  _snake_case							:	List[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()








"""simple docstring"""


def       UpperCAmelCase__ (snake_case__							:      list[int]	,     snake_case__							:      str					):
  """simple docstring"""

  _snake_case							:	str			=						int(snake_case__					)

  # Initialize Result
  _snake_case							:	str			=						[]

  # Traverse through all denomination
  for denomination in reversed(snake_case__					):
    # Find denominations
    while int(snake_case__					) >= int(snake_case__					):
      total_value -= int(snake_case__					)
      answer.append(snake_case__					)  # Append the "answers" array

  return answer


# Driver Code
if __name__ == "__main__":
     A_      			=       []
     A_      			=       '''0'''

     if (
         input('''Do you want to enter your denominations ? (yY/n): ''').strip().lower()
         == "y"
     ):
          A_      			=       int(input('''Enter the number of denominations you want to add: ''').strip())

          for i in range(0, n):
               denominations.append(int(input(F'''Denomination {i}: ''').strip()))
          A_      			=       input('''Enter the change you want to make in Indian Currency: ''').strip()
     else:
          # All denominations of Indian Currency if user does not enter
          A_      			=       [1, 2, 5, 10, 20, 50, 1_00, 5_00, 20_00]
          A_      			=       input('''Enter the change you want to make: ''').strip()

     if int(value) == 0 or int(value) < 0:
          print('''The total value cannot be zero or negative.''')

     else:
          print(F'''Following is minimal change for {value}: ''')
          A_      			=       find_minimum_change(denominations, value)
          # Print result
          for i in range(len(answer)):
               print(answer[i], end=''' ''')


