





'''simple docstring'''






from pathlib import Path

import fire
from tqdm import tqdm



def        UpperCamelCase__		(						__magic_name__  :   int="ro"		,       __magic_name__  :   Union[str, Any]="en"		,       __magic_name__  :   str="wmt16"		,       __magic_name__  :   Union[str, Any]=None      )				->			None:
 '''simple docstring'''






 try:
  import datasets
 except (ModuleNotFoundError, ImportError):
  raise ImportError("""run pip install datasets"""      )
 snake_case__     :					int    =  f"{src_lang}-{tgt_lang}"
 print(f"Converting {dataset}-{pair}"      )
 snake_case__     :					str    =  datasets.load_dataset(_lowerCAmelCase		,       _lowerCAmelCase      )
 if save_dir is None:
  snake_case__     :					Any    =  f"{dataset}-{pair}"
 snake_case__     :					Optional[int]    =  Path(_lowerCAmelCase      )
 save_dir.mkdir(exist_ok=_lowerCAmelCase      )

 for split in ds.keys():
  print(f"Splitting {split} with {ds[split].num_rows} records"      )

  # to save to val.source, val.target like summary datasets
  snake_case__     :					Dict    =  "val" if split == "validation" else split
  snake_case__     :					str    =  save_dir.joinpath(f"{fn}.source"      )
  snake_case__     :					Any    =  save_dir.joinpath(f"{fn}.target"      )
  snake_case__     :					str    =  src_path.open("""w+"""      )
  snake_case__     :					List[str]    =  tgt_path.open("""w+"""      )

  # reader is the bottleneck so writing one record at a time doesn't slow things down
  for x in tqdm(ds[split]      ):
   snake_case__     :					Optional[Any]    =  x["translation"]
   src_fp.write(ex[src_lang] + """\n"""      )
   tgt_fp.write(ex[tgt_lang] + """\n"""      )

 print(f"Saved {dataset} dataset to {save_dir}"      )


if __name__ == "__main__":
    fire.Fire(download_wmt_dataset)











from timeit import timeit

_lowerCAmelCase				:   Tuple						       =						{
    '''MALAYALAM''': True,
    '''String''': False,
    '''rotor''': True,
    '''level''': True,
    '''A''': True,
    '''BB''': True,
    '''ABC''': False,
    '''amanaplanacanalpanama''': True,  # "a man a plan a canal panama"
}
# Ensure our test data is valid
assert all((key == key[::-1]) is value for key, value in test_data.items())

def   __snake_case    (       _lowerCAmelCase			:			str						)			->    bool:
   A_       :					List[str]        =      0
   A_       :					str        =      len(_lowerCAmelCase						) - 1
   while start_i < end_i:
      if s[start_i] == s[end_i]:
         start_i += 1
         end_i -= 1
      else:
         return False
   return True

def   __snake_case    (       _lowerCAmelCase			:			str						)			->    bool:
   A_       :					int        =      len(_lowerCAmelCase						) // 2
   A_       :					Union[str, Any]        =      len(_lowerCAmelCase						)

   # We need to traverse till half of the length of string
   # as we can get access of the i'th last element from
   # i'th index.
   # eg: [0,1,2,3,4,5] => 4th index can be accessed
   # with the help of 1st index (i==n-i-1)
   # where n is length of string
   return all(s[i] == s[n - i - 1] for i in range(_lowerCAmelCase						)						)

def   __snake_case    (       _lowerCAmelCase			:			str						)			->    bool:
   if len(_lowerCAmelCase						) <= 2:
      return True
   if s[0] == s[len(_lowerCAmelCase						) - 1]:
      return is_palindrome_recursive(s[1:-1]						)
   else:
      return False

def   __snake_case    (       _lowerCAmelCase			:			str						)			->    bool:
   return s == s[::-1]

def   __snake_case    (       _lowerCAmelCase			:			str						)			->    None:
   A_       :					int        =      f"all({name}(key) is value for key, value in test_data.items())"
   A_       :					List[str]        =      f"from __main__ import test_data, {name}"
   A_       :					str        =      500000
   A_       :					List[str]        =      timeit(stmt=_lowerCAmelCase					,					setup=_lowerCAmelCase					,					number=_lowerCAmelCase						)
   print(f"{name:<35} finished {number:,} runs in {result:.5f} seconds"						)


if __name__ == "__main__":
 for key, value in test_data.items():
  assert is_palindrome(key) is is_palindrome_recursive(key)
  assert is_palindrome(key) is is_palindrome_slice(key)
  print(F'''{key:21} {value}''')
 print('''a man a plan a canal panama''')

 # finished 500,000 runs in 0.46793 seconds
 benchmark_function('''is_palindrome_slice''')
 # finished 500,000 runs in 0.85234 seconds
 benchmark_function('''is_palindrome''')
 # finished 500,000 runs in 1.32028 seconds
 benchmark_function('''is_palindrome_recursive''')
 # finished 500,000 runs in 2.08679 seconds
 benchmark_function('''is_palindrome_traversal''')
