code: 
  
  
  
  
  
  
  from ..utils import DummyObject, requires_backends
  
  
  
  class 							_A (    metaclass=UpperCamelCase							):
      """simple docstring"""
  
      lowerCamelCase  :       List[str]   =   ['torch', 'transformers', 'invisible_watermark']
  
  
  
      def __init__(							self			:    List[str]   ,    *__SCREAMING_SNAKE_CASE			:    int   ,    **__SCREAMING_SNAKE_CASE			:    int			)			->       Any:
             requires_backends(self   ,    ["""torch""", """transformers""", """invisible_watermark"""]			)
  
  
  
      @classmethod
      def _a       (							cls			:    int   ,    *__SCREAMING_SNAKE_CASE			:    Tuple   ,    **__SCREAMING_SNAKE_CASE			:    List[Any]			)			->       str:
             requires_backends(cls   ,    ["""torch""", """transformers""", """invisible_watermark"""]			)
  
  
  
      @classmethod
      def _a       (							cls			:    int   ,    *__SCREAMING_SNAKE_CASE			:    str   ,    **__SCREAMING_SNAKE_CASE			:    List[str]			)			->       Union[str, Any]:
             requires_backends(cls   ,    ["""torch""", """transformers""", """invisible_watermark"""]			)
  
  
  
  
  class 							_A (    metaclass=UpperCamelCase							):
      """simple docstring"""
  
      lowerCamelCase  :       Tuple   =   ['torch', 'transformers', 'invisible_watermark']
  
  
  
      def __init__(							self			:    int   ,    *__SCREAMING_SNAKE_CASE			:    Dict   ,    **__SCREAMING_SNAKE_CASE			:    Dict			)			->       Union[str, Any]:
             requires_backends(self   ,    ["""torch""", """transformers""", """invisible_watermark"""]			)
  
  
  
      @classmethod
      def _a       (							cls			:    Optional[Any]   ,    *__SCREAMING_SNAKE_CASE			:    List[str]   ,    **__SCREAMING_SNAKE_CASE			:    int			)			->       List[str]:
             requires_backends(cls   ,    ["""torch""", """transformers""", """invisible_watermark"""]			)
  
  
  
      @classmethod
      def _a       (							cls			:    Optional[int]   ,    *__SCREAMING_SNAKE_CASE			:    Optional[int]   ,    **__SCREAMING_SNAKE_CASE			:    Tuple			)			->       List[Any]:
             requires_backends(cls   ,    ["""torch""", """transformers""", """invisible_watermark"""]			)
  
  
  
  
  
style_context: 
  
  
  
  
  
  
  from collections import namedtuple
  
  __A  							=  namedtuple("from_to", "from_ to")
  
  __A  							=  {
      "millimeter": "mm",
      "centimeter": "cm",
      "meter": "m",
      "kilometer": "km",
      "inch": "in",
      "inche": "in",  # Trailing 's' has been stripped off
      "feet": "ft",
      "foot": "ft",
      "yard": "yd",
      "mile": "mi",
  }
  
  __A  							=  {
      "mm": from_to(0.001, 10_00),
      "cm": from_to(0.01, 1_00),
      "m": from_to(1, 1),
      "km": from_to(10_00, 0.001),
      "in": from_to(0.0254, 39.3701),
      "ft": from_to(0.3048, 3.2_8084),
      "yd": from_to(0.9144, 1.0_9361),
      "mi": from_to(1609.34, 0.0_0062_1371),
  }
  
  
  
  
  
  
  
  def 			lowercase__  (				A_:	float     ,			A_:	str     ,			A_:	str		)  ->							float:
  
  
  
  
  
  
  
         """simple docstring"""
  
  
  
  
  
  
         __UpperCAmelCase    							=from_type.lower().rstrip("""s"""		)
         __UpperCAmelCase    							=TYPE_CONVERSION.get(A_     ,			A_		)
         __UpperCAmelCase    							=to_type.lower().rstrip("""s"""		)
         __UpperCAmelCase    							=TYPE_CONVERSION.get(A_     ,			A_		)
         if new_from not in METRIC_CONVERSION:
                __UpperCAmelCase    							=(
                    F'''Invalid \'from_type\' value: {from_type!r}.\n'''
                    F'''Conversion abbreviations are: {", ".join(A_		)}'''
                )
                raise ValueError(A_		)
         if new_to not in METRIC_CONVERSION:
                __UpperCAmelCase    							=(
                    F'''Invalid \'to_type\' value: {to_type!r}.\n'''
                    F'''Conversion abbreviations are: {", ".join(A_		)}'''
                )
                raise ValueError(A_		)
         return value * METRIC_CONVERSION[new_from].from_ * METRIC_CONVERSION[new_to].to
  
  
  if __name__ == "__main__":
     import doctest
  
     doctest.testmod()
  
  
  
  
  