



from cva import COLOR_BGR2GRAY, cvtColor, imread, imshow, waitKey
from numpy import array, dot, pad, ravel, uinta, zeros



def   a_	(			__a		,							__a      ):
     A__				=   image.shape
     A__				=   cols - block_size[1] + 1
     A__				=   rows - block_size[0] + 1
     A__				=   zeros((dst_height * dst_width, block_size[1] * block_size[0])      )
     A__				=   0
     for i in range(0		,							UpperCamelCase__      ):
          for j in range(0		,							UpperCamelCase__      ):
               A__				=   ravel(image[i : i + block_size[0], j : j + block_size[1]]      )
               A__				=   window
               row += 1

     return image_array



def   a_	(			__a		,							__a      ):
     A__				=   image.shape[0], image.shape[1]
     A__				=   filter_kernel.shape[0]
     A__				=   k_size // 2
     # Pads image with the edge values of array.
     A__				=   pad(UpperCamelCase__		,							UpperCamelCase__		,							mode='''edge'''      )

     # im2col, turn the k_size*k_size pixels into a row and np.vstack all rows
     A__				=   imacol(UpperCamelCase__		,							(k_size, k_size)      )

     #  turn the kernel into shape(k*k, 1)
     A__				=   ravel(UpperCamelCase__      )
     # reshape and get the dst image
     A__				=   dot(UpperCamelCase__		,							UpperCamelCase__      ).reshape(UpperCamelCase__		,							UpperCamelCase__      )
     return dst


if __name__ == "__main__":
 # read original image
 __snake_case	:				Union[str, Any]  					=			imread(r'../image_data/lena.jpg')
 # turn image in gray scale value
 __snake_case	:				Union[str, Any]  					=			cvtColor(img, COLOR_BGR2GRAY)
 # Laplace operator
 __snake_case	:				int  					=			array([[0, 1, 0], [1, -4, 1], [0, 1, 0]])
 __snake_case	:				Dict  					=			img_convolve(gray, Laplace_kernel).astype(uinta)
 imshow('Laplacian', out)
 waitKey(0)








"""simple docstring"""







def   a_	(			__a      ):
     if not isinstance(__a		,							__a      ):
          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   a_	(			__a      ):
     if not isinstance(__a		,							__a      ):
          raise TypeError('''dynamic_lucas_number accepts only integer arguments.'''      )
     A__	,     A__				=   2, 1
     for _ in range(__a      ):
          A__	,     A__				=   b, a + b
     return a


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

 testmod()
 __snake_case	:				Dict  					=			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)))



