code: 
  import math
  
  
  
  
  
  class    _snake_case      :
  
  
  
  
  
  
  
  			def __init__(       self		,     _a		,     _a		,     _a	):
  				__magic_name__	:	Optional[int]			     =  x
  				__magic_name__	:	List[Any]			     =  y
  				__magic_name__	:	Dict			     =  z
  
  
  
  
  
  
  
  			def __repr__(       self	):
  				return f'''Point({self.x}, {self.y}, {self.z})'''
  
  
  
  
  
  
  
  def 						lowerCAmelCase_		(      _snake_case   :						Point   ,     _snake_case   :						Point     )       ->	float:
  
  
  
  
  
  
  
  	'''simple docstring'''
  
  
  	return math.sqrt(abs((b.x - a.x) ** 2 + (b.y - a.y) ** 2 + (b.z - a.z) ** 2     )     )
  
  
  if __name__ == "__main__":
  				import doctest
  
  				doctest.testmod()
  
style_context: 
  def 						lowerCAmelCase_		(      _snake_case   :						int     )       ->	int:
  
  
  
  
  
  
  
  	'''simple docstring'''
  
  
  	if not isinstance(_snake_case   ,     _snake_case     ) or number < 0:
  		raise ValueError("Input must be a non-negative integer"     )
  
  	__magic_name__	:	Dict			     =  number & ~(number - 1)
  	__magic_name__	:	Optional[Any]			     =  0
  	while intermediate:
  		intermediate >>= 1
  		index += 1
  	return index - 1
  
  
  if __name__ == "__main__":
  				import doctest
  
  				doctest.testmod(verbose=True)
  