"""simple docstring"""





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      UpperCAmelCase_	(    _a ,							_a):


      @register_to_config
      def __init__(   self		,			a = 7_6_8		,			)       ->					List[Any]:
             super().__init__()

             lowercase__			:		Dict       =	nn.Parameter(torch.zeros(1		,			a							)							)
             lowercase__			:		Any       =	nn.Parameter(torch.ones(1		,			a							)							)


      def 		_UpperCAmelCase       (   self		,			a = None		,			a = None		,			)       ->					int:
             lowercase__			:		List[Any]       =	nn.Parameter(self.mean.to(a							).to(a							)							)
             lowercase__			:		str       =	nn.Parameter(self.std.to(a							).to(a							)							)
             return self


      def 		_UpperCAmelCase       (   self		,			a							)       ->					Any:
             lowercase__			:		str       =	(embeds - self.mean) * 1.0 / self.std
             return embeds


      def 		_UpperCAmelCase       (   self		,			a							)       ->					List[str]:
             lowercase__			:		Union[str, Any]       =	(embeds * self.std) + self.mean
             return embeds







"""simple docstring"""




def     a__ (				snake_case__       , snake_case__ = False				)						->					str:

			if not isinstance(snake_case__       , snake_case__				):
						lowerCamelCase			      =					F'Expected string as input, found {type(snake_case__				)}'
						raise ValueError(snake_case__				)
			if not isinstance(snake_case__       , snake_case__				):
						lowerCamelCase			      =					F'Expected boolean as use_pascal parameter, found {type(snake_case__				)}'
						raise ValueError(snake_case__				)

			lowerCamelCase			      =					input_str.split("""_"""				)

			lowerCamelCase			      =					0 if use_pascal else 1

			lowerCamelCase			      =					words[start_index:]

			lowerCamelCase			      =					[word[0].upper() + word[1:] for word in words_to_capitalize]

			lowerCamelCase			      =					"""""" if use_pascal else words[0]

			return "".join([initial_word, *capitalized_words]				)


if __name__ == "__main__":
					from doctest import testmod

					testmod()



