code: 
  """simple docstring"""
  from cva import destroyAllWindows, imread, imshow, waitKey
  
  
  
  
  def     __lowerCamelCase  (		UpperCamelCase__				,     UpperCamelCase__      ):
  
  
  	"""simple docstring"""
  
  
  
  
  
  
  	_UpperCAmelCase =						img.shape[0], img.shape[1]
  
  	def to_grayscale(UpperCamelCase__				,     UpperCamelCase__				,     UpperCamelCase__      ):
  		return 0.2126 * red + 0.587 * green + 0.114 * blue
  
  	def normalize(UpperCamelCase__      ):
  		return min(__lowerCAmelCase				,     255      )
  
  	for i in range(__lowerCAmelCase      ):
  		for j in range(__lowerCAmelCase      ):
  			_UpperCAmelCase =						int(to_grayscale(*img[i][j]      )      )
  			_UpperCAmelCase =						[
  			    normalize(__lowerCAmelCase      ),
  			    normalize(greyscale + factor      ),
  			    normalize(greyscale + 2 * factor      ),
  			]
  
  	return img
  
  
  if __name__ == "__main__":
  			# read original image
  			__magic_name__		       =				{
  			    percentage: imread('''image_data/lena.jpg''', 1) for percentage in (10, 20, 30, 40)
  			}
  
  			for percentage, img in images.items():
  						make_sepia(img, percentage)
  
  			for percentage, img in images.items():
  						imshow(f'''Original image with sepia (factor: {percentage})''', img)
  
  			waitKey(0)
  			destroyAllWindows()
  
  
  
  
  
style_context: 
  """simple docstring"""
  def     __lowerCamelCase  (		UpperCamelCase__      ):
  
  
  	"""simple docstring"""
  
  
  
  
  
  
  	if not isinstance(UpperCamelCase__				,     UpperCamelCase__      ):
  		raise TypeError("recursive_lucas_number accepts only integer arguments."      )
  	if n_th_number == 0:
  		return 2
  	if n_th_number == 1:
  		return 1
  
  	return recursive_lucas_number(n_th_number - 1      ) + recursive_lucas_number(
  	    n_th_number - 2      )
  
  
  
  
  def     __lowerCamelCase  (		UpperCamelCase__      ):
  
  
  	"""simple docstring"""
  
  
  
  
  
  
  	if not isinstance(UpperCamelCase__				,     UpperCamelCase__      ):
  		raise TypeError("dynamic_lucas_number accepts only integer arguments."      )
  	_UpperCAmelCase ,      _UpperCAmelCase =						2, 1
  	for _ in range(UpperCamelCase__      ):
  		_UpperCAmelCase ,      _UpperCAmelCase =						b, a + b
  	return a
  
  
  if __name__ == "__main__":
  			from doctest import testmod
  
  			testmod()
  			__magic_name__		       =				int(input('''Enter the number of terms in lucas series:\n''').strip())
  			print('''Using recursive function to calculate lucas series:''')
  			print(''' '''.join(str(recursive_lucas_number(i)) for i in range(n)))
  			print('''\nUsing dynamic function to calculate lucas series:''')
  			print(''' '''.join(str(dynamic_lucas_number(i)) for i in range(n)))
  
  
  
  
  