





"""simple docstring"""


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




def     lowercase__			(    lowercase_						,lowercase_	)    ->						str:




      """simple docstring"""

      _UpperCamelCase,     _UpperCamelCase					:		Any  =				image.shape
      _UpperCamelCase					:		Optional[Any]  =				cols - block_size[1] + 1
      _UpperCamelCase					:		Optional[int]  =				rows - block_size[0] + 1
      _UpperCamelCase					:		List[Any]  =				zeros((dst_height * dst_width, block_size[1] * block_size[0])	)
      _UpperCamelCase					:		Union[str, Any]  =				0
      for i in range(0						,_UpperCAmelCase	):
            for j in range(0						,_UpperCAmelCase	):
                  _UpperCamelCase					:		Tuple  =				ravel(image[i : i + block_size[0], j : j + block_size[1]]	)
                  _UpperCamelCase					:		int  =				window
                  row += 1

      return image_array




def     lowercase__			(    lowercase_						,lowercase_	)    ->						Union[str, Any]:




      """simple docstring"""

      _UpperCamelCase,     _UpperCamelCase					:		Union[str, Any]  =				image.shape[0], image.shape[1]
      _UpperCamelCase					:		str  =				filter_kernel.shape[0]
      _UpperCamelCase					:		Optional[Any]  =				k_size // 2
      # Pads image with the edge values of array.
      _UpperCamelCase					:		List[str]  =				pad(_UpperCAmelCase						,_UpperCAmelCase						,mode="edge"	)

      # im2col, turn the k_size*k_size pixels into a row and np.vstack all rows
      _UpperCamelCase					:		str  =				imacol(_UpperCAmelCase						,(k_size, k_size)	)

      #  turn the kernel into shape(k*k, 1)
      _UpperCamelCase					:		Optional[int]  =				ravel(_UpperCAmelCase	)
      # reshape and get the dst image
      _UpperCamelCase					:		Dict  =				dot(_UpperCAmelCase						,_UpperCAmelCase	).reshape(_UpperCAmelCase						,_UpperCAmelCase	)
      return dst


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







def    _lowercase    (  _UpperCAmelCase	,					_UpperCAmelCase )  ->     int:
				print("""\nVertex Distance""" )
				for i in range(_UpperCAmelCase ):
								if dist[i] != float("""inf""" ):
												print(_UpperCAmelCase	,					"""\t"""	,					int(dist[i] )	,					end="""\t""" )
								else:
												print(_UpperCAmelCase	,					"""\t"""	,					"""INF"""	,					end="""\t""" )
								print()





def    _lowercase    (  _UpperCAmelCase	,					_UpperCAmelCase	,					_UpperCAmelCase )  ->     Dict:
				lowerCamelCase		       =float("""inf""" )
				lowerCamelCase		       =-1
				for i in range(_UpperCAmelCase ):
								if (not vset[i]) and mdist[i] < min_val:
												lowerCamelCase		       =i
												lowerCamelCase		       =mdist[i]
				return min_ind





def    _lowercase    (  _UpperCAmelCase	,					_UpperCAmelCase	,					_UpperCAmelCase )  ->     Optional[int]:
				lowerCamelCase		       =[float("""inf""" ) for _ in range(_UpperCAmelCase )]
				lowerCamelCase		       =[False for _ in range(_UpperCAmelCase )]
				lowerCamelCase		       =0.0

				for _ in range(v - 1 ):
								lowerCamelCase		       =min_dist(_UpperCAmelCase	,					_UpperCAmelCase	,					_UpperCAmelCase )
								lowerCamelCase		       =True

								for i in range(_UpperCAmelCase ):
												if (
												    (not vset[i])
												    and graph[u][i] != float("""inf""" )
												    and mdist[u] + graph[u][i] < mdist[i]
												):
																lowerCamelCase		       =mdist[u] + graph[u][i]

				print_dist(_UpperCAmelCase	,					_UpperCAmelCase )


if __name__ == "__main__":
							UpperCAmelCase__  :	Tuple     =int(input('''Enter number of vertices: ''').strip())
							UpperCAmelCase__  :	str     =int(input('''Enter number of edges: ''').strip())

							UpperCAmelCase__  :	str     =[[float('''inf''') for i in range(V)] for j in range(V)]

							for i in range(V):
														UpperCAmelCase__  :	Dict     =0.0

							for i in range(E):
														print('''\nEdge ''', i + 1)
														UpperCAmelCase__  :	int     =int(input('''Enter source:''').strip())
														UpperCAmelCase__  :	str     =int(input('''Enter destination:''').strip())
														UpperCAmelCase__  :	List[Any]     =float(input('''Enter weight:''').strip())
														UpperCAmelCase__  :	str     =weight

							UpperCAmelCase__  :	Tuple     =int(input('''\nEnter shortest path source:''').strip())
							dijkstra(graph, V, gsrc)





