


class A  :






      def __init__( self						:					Optional[int]			) ->						None:
             """simple docstring"""




             _lowerCamelCase	:		List[str]          ={}
             # indexmap keys are an index and it's values are the number at that index
             _lowerCamelCase	:		int          ={}






      def 	lowerCamelCase	( self						:					Optional[int]      ,       lowercase_						:					Tuple      ,       lowercase_						:					List[str]			) ->						list[int]:
             """simple docstring"""




             if isinstance(lowercase__      ,       (range, str)			):
                    _lowerCamelCase	:		Optional[int]          =list(lowercase__			)
             elif not isinstance(lowercase__      ,       lowercase__			):
                    raise TypeError(
                        'binary_search_delete() only accepts either a list, range or str'			)

             _lowerCamelCase	:		Any          =0
             _lowerCamelCase	:		Tuple          =len(lowercase__			) - 1

             while low <= high:
                    _lowerCamelCase	:		Dict          =(low + high) // 2
                    if array[mid] == item:
                           array.pop(lowercase__			)
                           return array
                    elif array[mid] < item:
                           _lowerCamelCase	:		List[str]          =mid + 1
                    else:
                           _lowerCamelCase	:		List[str]          =mid - 1
             raise ValueError(
                 'Either the item is not in the array or the array was unsorted'			)






      def 	lowerCamelCase	( self						:					Union[str, Any]      ,       lowercase_						:					Any      ,       lowercase_						:					Dict			) ->						list[int]:
             """simple docstring"""




             if isinstance(lowercase__      ,       (range, str)			):
                    _lowerCamelCase	:		Optional[int]          =list(lowercase__			)
             elif not isinstance(lowercase__      ,       lowercase__			):
                    raise TypeError(
                        'binary_search_insert() only accepts either a list, range or str'			)

             _lowerCamelCase	:		Any          =0
             _lowerCamelCase	:		str          =len(lowercase__			) - 1

             while low <= high:
                    _lowerCamelCase	:		List[str]          =(low + high) // 2
                    if array[mid] == index:
                           # If the item already exists in the array,
                           # insert it after the existing item
                           array.insert(mid + 1      ,       lowercase__			)
                           return array
                    elif array[mid] < index:
                           _lowerCamelCase	:		Optional[Any]          =mid + 1
                    else:
                           _lowerCamelCase	:		List[Any]          =mid - 1

        # If the item doesn't exist in the array, insert it at the appropriate position
             array.insert(lowercase__      ,       lowercase__			)
             return array






      def 	lowerCamelCase	( self						:					List[str]      ,       lowercase_						:					Union[str, Any]      ,       lowercase_						:					Optional[int]			) ->						None:
             """simple docstring"""




             if index in self.indexmap:
                    _lowerCamelCase	:		str          =self.indexmap[index]
                    if len(self.numbermap[n]			) == 1:
                           del self.numbermap[n]
                    else:
                           _lowerCamelCase	:		Optional[int]          =self.binary_search_delete(self.numbermap[n]      ,       lowercase__			)

        # Set new index
             _lowerCamelCase	:		List[Any]          =number

             # Number not seen before or empty so insert number value
             if number not in self.numbermap:
                    _lowerCamelCase	:		Union[str, Any]          =[index]

             # Here we need to perform a binary search insertion in order to insert
             # The item in the correct place
             else:
                    _lowerCamelCase	:		str          =self.binary_search_insert(
                        self.numbermap[number]      ,       lowercase__			)






      def 	lowerCamelCase	( self						:					Tuple      ,       lowercase_						:					Optional[int]			) ->						int:
             """simple docstring"""




             return self.numbermap.get(lowercase__      ,       [-1]			)[0]


if __name__ == "__main__":
 import doctest

 doctest.testmod()






import numpy as np
from cva import COLOR_BGR2GRAY, cvtColor, imread, imshow, waitKey

from digital_image_processing.filters.convolve import img_convolve




def      a_				(   SCREAMING_SNAKE_CASE__ :				Optional[Any]					):
       '''simple docstring'''





       _lowerCamelCase	:		List[str]          =np.array([[-1, 0, 1], [-2, 0, 2], [-1, 0, 1]]					)
       _lowerCamelCase	:		Dict          =np.array([[1, 2, 1], [0, 0, 0], [-1, -2, -1]]					)

       _lowerCamelCase	:		Optional[Any]          =np.abs(img_convolve(SCREAMING_SNAKE_CASE__		,      SCREAMING_SNAKE_CASE__					)					)
       _lowerCamelCase	:		Optional[int]          =np.abs(img_convolve(SCREAMING_SNAKE_CASE__		,      SCREAMING_SNAKE_CASE__					)					)
       # modify the pix within [0, 255]
       _lowerCamelCase	:		Optional[int]          =dst_x * 255 / np.max(SCREAMING_SNAKE_CASE__					)
       _lowerCamelCase	:		Any          =dst_y * 255 / np.max(SCREAMING_SNAKE_CASE__					)

       _lowerCamelCase	:		Tuple          =np.sqrt((np.square(SCREAMING_SNAKE_CASE__					)) + (np.square(SCREAMING_SNAKE_CASE__					))					)
       _lowerCamelCase	:		int          =dst_xy * 255 / np.max(SCREAMING_SNAKE_CASE__					)
       _lowerCamelCase	:		int          =dst_xy.astype(np.uinta					)

       _lowerCamelCase	:		Optional[int]          =np.arctana(SCREAMING_SNAKE_CASE__		,      SCREAMING_SNAKE_CASE__					)
       return dst, theta


if __name__ == "__main__":
 # read original image
 lowerCamelCase						 =	imread('../image_data/lena.jpg')
 # turn image in gray scale value
 lowerCamelCase						 =	cvtColor(img, COLOR_BGR2GRAY)

 lowerCamelCase ,    lowerCamelCase						 =	sobel_filter(gray)

 # show result images
 imshow('sobel filter', sobel_grad)
 imshow('sobel theta', sobel_theta)
 waitKey(0)


