


'''simple docstring'''






from typing import List

import numpy as np





def      UpperCAmelCase      (		lowerCamelCase_  :dict ):







		'''simple docstring'''
		snake_case_		:							int			       =						{key: len(lowerCamelCase_ ) for key, value in gen_kwargs.items() if isinstance(lowerCamelCase_				,      lowerCamelCase_ )}
		if len(set(lists_lengths.values() ) ) > 1:
				raise RuntimeError(
				    (
				        """Sharding is ambiguous for this dataset: """
				        + """we found several data sources lists of different lengths, and we don't know over which list we should parallelize:\n"""
				        + """\n""".join(F'''\t- key {key} has length {length}''' for key, length in lists_lengths.items() )
				        + """\nTo fix this, check the 'gen_kwargs' and make sure to use lists only for data sources, """
				        + """and use tuples otherwise. In the end there should only be one single list, or several lists with the same length."""
				    ) )
		snake_case_		:							List[str]			       =						max(lists_lengths.values()				,      default=0 )
		return max(1				,      lowerCamelCase_ )





def      UpperCAmelCase      (		lowerCamelCase_  :int				,      lowerCamelCase_  :int ):







		'''simple docstring'''
		snake_case_		:							List[str]			       =						[]
		for group_idx in range(lowerCamelCase_ ):
				snake_case_		:							Dict			       =						num_shards // max_num_jobs + (group_idx < (num_shards % max_num_jobs))
				if num_shards_to_add == 0:
						break
				snake_case_		:							int			       =						shards_indices_per_group[-1].stop if shards_indices_per_group else 0
				snake_case_		:							Any			       =						range(lowerCamelCase_				,      start + num_shards_to_add )
				shards_indices_per_group.append(lowerCamelCase_ )
		return shards_indices_per_group





def      UpperCAmelCase      (		lowerCamelCase_  :dict				,      lowerCamelCase_  :int ):







		'''simple docstring'''
		snake_case_		:							Optional[Any]			       =						_number_of_shards_in_gen_kwargs(lowerCamelCase_ )
		if num_shards == 1:
				return [dict(lowerCamelCase_ )]
		else:
				snake_case_		:							Optional[int]			       =						_distribute_shards(num_shards=lowerCamelCase_				,      max_num_jobs=lowerCamelCase_ )
				return [
				    {
				        key: [value[shard_idx] for shard_idx in shard_indices_per_group[group_idx]]
				        if isinstance(lowerCamelCase_				,      lowerCamelCase_ )
				        else value
				        for key, value in gen_kwargs.items()
				    }
				    for group_idx in range(len(lowerCamelCase_ ) )
				]





def      UpperCAmelCase      (		lowerCamelCase_  :List[dict] ):







		'''simple docstring'''
		return {
		    key: [value for gen_kwargs in gen_kwargs_list for value in gen_kwargs[key]]
		    if isinstance(gen_kwargs_list[0][key]				,      lowerCamelCase_ )
		    else gen_kwargs_list[0][key]
		    for key in gen_kwargs_list[0]
		}






def      UpperCAmelCase      (		lowerCamelCase_  :np.random.Generator				,      lowerCamelCase_  :dict ):







		'''simple docstring'''
		snake_case_		:							List[str]			       =						{len(lowerCamelCase_ ) for value in gen_kwargs.values() if isinstance(lowerCamelCase_				,      lowerCamelCase_ )}
		snake_case_		:							Any			       =						{}
		for size in list_sizes:
				snake_case_		:							Dict			       =						list(range(lowerCamelCase_ ) )
				rng.shuffle(indices_per_size[size] )
		# Now let's copy the gen_kwargs and shuffle the lists based on their sizes
		snake_case_		:							Union[str, Any]			       =						dict(lowerCamelCase_ )
		for key, value in shuffled_kwargs.items():
				if isinstance(lowerCamelCase_				,      lowerCamelCase_ ):
						snake_case_		:							List[Any]			       =						[value[i] for i in indices_per_size[len(lowerCamelCase_ )]]
		return shuffled_kwargs



'''simple docstring'''






import random
from typing import Any





def      UpperCAmelCase      (		lowerCamelCase_  :list ):







		'''simple docstring'''
		for _ in range(len(lowerCamelCase_ ) ):
				snake_case_		:							Union[str, Any]			       =						random.randint(0				,      len(lowerCamelCase_ ) - 1 )
				snake_case_		:							Any			       =						random.randint(0				,      len(lowerCamelCase_ ) - 1 )
				snake_case_       ,      snake_case_		:							List[str]			       =						data[b], data[a]
		return data


if __name__ == "__main__":
							__A	:	Optional[int]     =     [0, 1, 2, 3, 4, 5, 6, 7]
							__A	:	Optional[int]     =     ['python', 'says', 'hello', '!']
							print('Fisher-Yates Shuffle:')
							print('List', integers, strings)
							print('FY Shuffle', fisher_yates_shuffle(integers), fisher_yates_shuffle(strings))