code: 
  '''simple docstring'''
  
  import enum
  import inspect
  import warnings
  from functools import wraps
  from typing import Callable, Optional
  
  from .logging import get_logger
  
  
  UpperCamelCase_     			=       set()
  UpperCamelCase_     			=       get_logger(__name__)
  
  
  def 	_UpperCAmelCase				(  _lowerCamelCase						:       Optional[str] = None		)    ->						Union[str, Any]:
  
    def decorator(_lowerCamelCase						:       Callable		):
      global _emitted_deprecation_warnings
  
      if inspect.isclass(_lowerCamelCase		):
        _lowerCAmelCase       :  Optional[int]   				=					deprecated_class_or_function.__init__
        _lowerCAmelCase       :  Tuple   				=					deprecated_class_or_function.__name__
      else:
        _lowerCAmelCase       :  Dict   				=					deprecated_class_or_function
        _lowerCAmelCase       :  List[str]   				=					deprecated_function.__name__
        # Support deprecating __init__ class method: class name instead
        _lowerCAmelCase       :  List[Any]   				=					name if name != """__init__""" else deprecated_function.__qualname__.split("""."""		)[-2]
  
      _lowerCAmelCase       :  List[str]   				=					(
          f'{name} is deprecated and will be removed in the next major version of datasets.' + f' {help_message}'
          if help_message
          else """"""
      )
  
      @wraps(_lowerCamelCase		)
      def wrapper(*_lowerCamelCase						:       List[Any]  ,      **_lowerCamelCase						:       Union[str, Any]		):
        _lowerCAmelCase       :  Tuple   				=					hash(_lowerCamelCase		)
        if func_hash not in _emitted_deprecation_warnings:
          warnings.warn(_lowerCamelCase  ,      category=_lowerCamelCase  ,      stacklevel=2		)
          _emitted_deprecation_warnings.add(_lowerCamelCase		)
        return deprecated_function(*_lowerCamelCase  ,      **_lowerCamelCase		)
  
      _lowerCAmelCase       :  List[str]   				=					"""deprecated"""
  
      if inspect.isclass(_lowerCamelCase		):
        _lowerCAmelCase       :  Optional[Any]   				=					wrapper
        return deprecated_class_or_function
      else:
        return wrapper
  
    return decorator
  
  
  class   a_  (enum.EnumMeta    ):
  
  
  
  
         def __getattribute__(     cls   ,   snake_case_  ):
           _lowerCAmelCase       :  int   				=					super().__getattribute__(snake_case_  )
           if isinstance(snake_case_   ,   enum.Enum  ) and obj._on_access:
             obj._on_access()
           return obj
  
  
  
  
         def __getitem__(     cls   ,   snake_case_  ):
           _lowerCAmelCase       :  Any   				=					super().__getitem__(snake_case_  )
           if member._on_access:
             member._on_access()
           return member
  
  
  
  
  
  
  
         def __call__(     cls   ,   snake_case_   ,   snake_case_=None   ,   *, snake_case_=None   ,   snake_case_=None   ,   snake_case_=None   ,   snake_case_=1  ):
           _lowerCAmelCase       :  str   				=					super().__call__(snake_case_   ,   snake_case_   ,   module=snake_case_   ,   qualname=snake_case_   ,   type=snake_case_   ,   start=snake_case_  )
           if isinstance(snake_case_   ,   enum.Enum  ) and obj._on_access:
             obj._on_access()
           return obj
  
  
  
  class   a_  (enum.Enum							,			metaclass=_a    ):
  
  
  
  
         def __new__(     cls   ,   snake_case_  ):
           _lowerCAmelCase       :  int   				=					object.__new__(cls  )
           _lowerCAmelCase       :  Dict   				=					value
           _lowerCAmelCase       :  Any   				=					member.deprecate
           return member
  
  
  
  
         @property
         def 							__UpperCamelCase       (     self  ):
           return ""
  
  
  
  
  
  
  
         def 							__UpperCamelCase       (     self  ):
           _lowerCAmelCase       :  List[Any]   				=					f' {self.help_message}' if self.help_message else """"""
           warnings.warn(
               f'\'{self.__objclass__.__name__}\' is deprecated and will be removed in the next major version of datasets.'
               + help_message   ,   snake_case_   ,   stacklevel=3   ,   )
  
  
  
style_context: 
  '''simple docstring'''
  
  def 	_UpperCAmelCase				(  _lowerCamelCase						:       int  ,      _lowerCamelCase						:       int  ,      _lowerCamelCase						:       int		)    ->						float:
    if common_ratio == 1:
      # Formula for sum if common ratio is 1
      return num_of_terms * first_term
  
    # Formula for finding sum of n terms of a GeometricProgression
    return (first_term / (1 - common_ratio)) * (1 - common_ratio**num_of_terms)
  
  
  