


'''simple docstring'''






# Lint as: python3
import itertools
import os
import re


a_   :      Tuple				    =      re.compile(R"([A-Z]+)([A-Z][a-z])")
a_   :      str				    =      re.compile(R"([a-z\d])([A-Z])")

a_   :      Dict				    =      re.compile(R"(?<!_)_(?!_)")
a_   :      Any				    =      re.compile(R"(_{2,})")

a_   :      Tuple				    =      R"^\w+(\.\w+)*$"

a_   :      Any				    =      R"<>:/\|?*"






def 		_A			(lowerCAmelCase__					:Any						)				->					List[Any]:




     '''simple docstring'''



     _a      =							_uppercase_uppercase_re.sub(r'\1_\2'			,  lowerCAmelCase__						)
     _a      =							_lowercase_uppercase_re.sub(r'\1_\2'			,  lowerCAmelCase__						)
     return name.lower()






def 		_A			(lowerCAmelCase__					:List[Any]						)				->					Dict:




     '''simple docstring'''



     _a      =							_single_underscore_re.split(lowerCAmelCase__						)
     _a      =							[_multiple_underscores_re.split(lowerCAmelCase__						) for n in name]
     return "".join(n.capitalize() for n in itertools.chain.from_iterable(lowerCAmelCase__						) if n != ''						)






def 		_A			(lowerCAmelCase__					:Optional[int]						)				->					List[str]:




     '''simple docstring'''



     if os.path.basename(lowerCAmelCase__						) != name:
          raise ValueError(f'Should be a dataset name, not a path: {name}'						)
     return camelcase_to_snakecase(lowerCAmelCase__						)






def 		_A			(lowerCAmelCase__					:Any			,  lowerCAmelCase__					:Any						)				->					List[str]:




     '''simple docstring'''



     if os.path.basename(lowerCAmelCase__						) != name:
          raise ValueError(f'Should be a dataset name, not a path: {name}'						)
     if not re.match(_split_re			,  lowerCAmelCase__						):
          raise ValueError(f'Split name should match \'{_split_re}\'\' but got \'{split}\'.'						)
     return f'{filename_prefix_for_name(lowerCAmelCase__						)}-{split}'






def 		_A			(lowerCAmelCase__					:Tuple			,  lowerCAmelCase__					:str			,  lowerCAmelCase__					:Tuple			,  lowerCAmelCase__					:Union[str, Any]=None						)				->					Optional[Any]:




     '''simple docstring'''



     _a      =							filename_prefix_for_split(lowerCAmelCase__			,  lowerCAmelCase__						)
     if filetype_suffix:
          prefix += f'.{filetype_suffix}'
     _a      =							os.path.join(lowerCAmelCase__			,  lowerCAmelCase__						)
     return f'{filepath}*'






def 		_A			(lowerCAmelCase__					:Dict			,  lowerCAmelCase__					:List[Any]			,  lowerCAmelCase__					:Union[str, Any]			,  lowerCAmelCase__					:Optional[int]=None			,  lowerCAmelCase__					:List[str]=None						)				->					Optional[Any]:




     '''simple docstring'''



     _a      =							filename_prefix_for_split(lowerCAmelCase__			,  lowerCAmelCase__						)
     _a      =							os.path.join(lowerCAmelCase__			,  lowerCAmelCase__						)

     if shard_lengths:
          _a      =							len(lowerCAmelCase__						)
          _a      =							[f'{prefix}-{shard_id:05d}-of-{num_shards:05d}' for shard_id in range(lowerCAmelCase__						)]
          if filetype_suffix:
               _a      =							[filename + f'.{filetype_suffix}' for filename in filenames]
          return filenames
     else:
          _a      =							prefix
          if filetype_suffix:
               filename += f'.{filetype_suffix}'
          return [filename]





'''simple docstring'''






from __future__ import annotations






def 		_A			(lowerCAmelCase__					:int						)				->					list[int]:




     '''simple docstring'''



     _a      =							2
     _a      =							[]
     while i * i <= n:
          if n % i:
               i += 1
          else:
               n //= i
               factors.append(lowerCAmelCase__						)
     if n > 1:
          factors.append(lowerCAmelCase__						)
     return factors


if __name__ == "__main__":
 import doctest

 doctest.testmod()

