






from typing import Optional, Union

import torch
from torch import nn

from ...configuration_utils import ConfigMixin, register_to_config
from ...models.modeling_utils import ModelMixin

class 		lowerCAmelCase     ( __a      ,       __a			):

					'''simple docstring'''

					@register_to_config
					def __init__(  self				:	str		,     __a				:	int = 768		,     )			->  str:


												"""simple docstring"""

												super().__init__()

												__lowercase      :							Optional[Any]				=     nn.Parameter(torch.zeros(1		,     __a							)							)
												__lowercase      :							List[str]				=     nn.Parameter(torch.ones(1		,     __a							)							)



					def       lowerCAmelCase				(  self				:	Any		,     __a				:	Optional[Union[str, torch.device]] = None		,     __a				:	Optional[torch.dtype] = None		,     )			->  Optional[Any]:


												"""simple docstring"""

												__lowercase      :							Any				=     nn.Parameter(self.mean.to(__a							).to(__a							)							)
												__lowercase      :							str				=     nn.Parameter(self.std.to(__a							).to(__a							)							)
												return self



					def       lowerCAmelCase				(  self				:	Optional[Any]		,     __a				:	List[str]							)			->  Union[str, Any]:


												"""simple docstring"""

												__lowercase      :							Union[str, Any]				=     (embeds - self.mean) * 1.0 / self.std
												return embeds



					def       lowerCAmelCase				(  self				:	List[str]		,     __a				:	int							)			->  Tuple:


												"""simple docstring"""

												__lowercase      :							List[Any]				=     (embeds * self.std) + self.mean
												return embeds







from __future__ import annotations
def       snake_case_		(     lowerCAmelCase_       :						str       ,       lowerCAmelCase_       :						list[str] | None = None      ):
							__lowercase      :							Tuple				=     word_bank or []
							# create a table
							__lowercase      :							int				=     len(lowerCAmelCase_      ) + 1

							__lowercase      :							list[list[list[str]]]				=     []
							for _ in range(lowerCAmelCase_      ):
														table.append([]      )
							# seed value
							__lowercase      :							Dict				=     [[]]  # because empty string has empty combination

							# iterate through the indices
							for i in range(lowerCAmelCase_      ):
														# condition
														if table[i] != []:
																					for word in word_bank:
																												# slice condition
																												if target[i : i + len(lowerCAmelCase_      )] == word:
																																			__lowercase      :							list[list[str]]				=     [
																																			    [word, *way] for way in table[i]
																																			]
																																			# adds the word to every combination the current position holds
																																			# now,push that combination to the table[i+len(word)]
																																			table[i + len(lowerCAmelCase_      )] += new_combinations

    # combinations are in reverse order so reverse for better output
							for combination in table[len(lowerCAmelCase_      )]:
														combination.reverse()

							return table[len(lowerCAmelCase_      )]


if __name__ == "__main__":
	print(all_construct('''jwajalapa''', ['''jwa''', '''j''', '''w''', '''a''', '''la''', '''lapa''']))
	print(all_construct('''rajamati''', ['''s''', '''raj''', '''amat''', '''raja''', '''ma''', '''i''', '''t''']))
	print(
	    all_construct(
	        '''hexagonosaurus''',
	        ['''h''', '''ex''', '''hex''', '''ag''', '''ago''', '''ru''', '''auru''', '''rus''', '''go''', '''no''', '''o''', '''s'''],
	    )
	)