






'''simple docstring'''
from pathlib import Path

import fire
from tqdm import tqdm




def 		__SCREAMING_SNAKE_CASE					(  _UpperCamelCase="ro"						,		_UpperCamelCase="en"						,		_UpperCamelCase="wmt16"						,		_UpperCamelCase=None							):


   """simple docstring"""




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

   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
      lowercase_	:    Any           =						"val" if split == "validation" else split
      lowercase_	:    Tuple           =						save_dir.joinpath(F"""{fn}.source"""							)
      lowercase_	:    Dict           =						save_dir.joinpath(F"""{fn}.target"""							)
      lowercase_	:    int           =						src_path.open("w+"							)
      lowercase_	:    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]							):
         lowercase_	:    int           =						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)












'''simple docstring'''
def 		__SCREAMING_SNAKE_CASE					(  _UpperCamelCase							):


   """simple docstring"""




   return [
       {
           0: [1, 2],
           1: [0, 2],
           2: [0, 1, 3, 5],
           3: [2, 4],
           4: [3],
           5: [2, 6, 8],
           6: [5, 7],
           7: [6, 8],
           8: [5, 7],
       },
       {
           0: [6],
           1: [9],
           2: [4, 5],
           3: [4],
           4: [2, 3],
           5: [2],
           6: [0, 7],
           7: [6],
           8: [],
           9: [1],
       },
       {
           0: [4],
           1: [6],
           2: [],
           3: [5, 6, 7],
           4: [0, 6],
           5: [3, 8, 9],
           6: [1, 3, 4, 7],
           7: [3, 6, 8, 9],
           8: [5, 7],
           9: [5, 7],
       },
       {
           0: [1, 3],
           1: [0, 2, 4],
           2: [1, 3, 4],
           3: [0, 2, 4],
           4: [1, 2, 3],
       },
   ][index]




def 		__SCREAMING_SNAKE_CASE					(  _UpperCamelCase							):


   """simple docstring"""




   lowercase_	:    Dict           =     0
   lowercase_	:    Optional[Any]           =     len(_UpperCamelCase							)  # No of vertices in graph
   lowercase_	:    Union[str, Any]           =     [0] * n
   lowercase_	:    Optional[int]           =     [False] * n

   def dfs(_UpperCamelCase						,		_UpperCamelCase						,		_UpperCamelCase						,		_UpperCamelCase							):
      lowercase_	:    Union[str, Any]           =     True
      lowercase_	:    Dict           =     id_
      id_ += 1
      for to in graph[at]:
         if to == parent:
            pass
         elif not visited[to]:
            dfs(_UpperCamelCase						,		_UpperCamelCase						,		_UpperCamelCase						,		id_							)
            lowercase_	:    str           =     min(low[at]						,		low[to]							)
            if id_ <= low[to]:
               bridges.append((at, to) if at < to else (to, at)							)
         else:
            # This edge is a back edge and cannot be a bridge
            lowercase_	:    Optional[int]           =     min(low[at]						,		low[to]							)

   lowercase_	:    list[tuple[int, int]]           =     []
   for i in range(_UpperCamelCase							):
      if not visited[i]:
         dfs(_UpperCamelCase						,		-1						,		_UpperCamelCase						,		id_							)
   return bridges


if __name__ == "__main__":
 import doctest

 doctest.testmod()




