

"""simple docstring"""





import cva
import numpy as np







class 				SCREAMING_SNAKE_CASE					:






					"""simple docstring"""



					def __init__(       self			:				str   ,lowercase_			:				float   ,lowercase_			:				int		):

						if k in (0.04, 0.06):
							lowerCAmelCase__	:						Optional[Any]  				=	k
							lowerCAmelCase__	:						Union[str, Any]  				=	window_size
						else:
							raise ValueError('''invalid k value'''		)







					def __str__(       self			:				Tuple		):
						return str(self.k		)







					def        __lowerCAmelCase (       self			:				Optional[int]   ,lowercase_			:				str		):
						lowerCAmelCase__	:						Any  				=	cva.imread(lowercase_   ,0		)
						lowerCAmelCase__				,lowerCAmelCase__	:						List[str]  				=	img.shape
						lowerCAmelCase__	:						list[list[int]]  				=	[]
						lowerCAmelCase__	:						Optional[Any]  				=	img.copy()
						lowerCAmelCase__	:						Dict  				=	cva.cvtColor(lowercase_   ,cva.COLOR_GRAY2RGB		)
						lowerCAmelCase__				,lowerCAmelCase__	:						Any  				=	np.gradient(lowercase_		)
						lowerCAmelCase__	:						int  				=	dx**2
						lowerCAmelCase__	:						str  				=	dy**2
						lowerCAmelCase__	:						Dict  				=	dx * dy
						lowerCAmelCase__	:						Dict  				=	0.04
						lowerCAmelCase__	:						List[Any]  				=	self.window_size // 2
						for y in range(lowercase_   ,h - offset		):
							for x in range(lowercase_   ,w - offset		):
								lowerCAmelCase__	:						int  				=	ixx[
								    y - offset : y + offset + 1, x - offset : x + offset + 1
								].sum()
								lowerCAmelCase__	:						str  				=	iyy[
								    y - offset : y + offset + 1, x - offset : x + offset + 1
								].sum()
								lowerCAmelCase__	:						Union[str, Any]  				=	ixy[
								    y - offset : y + offset + 1, x - offset : x + offset + 1
								].sum()

								lowerCAmelCase__	:						List[Any]  				=	(wxx * wyy) - (wxy**2)
								lowerCAmelCase__	:						Union[str, Any]  				=	wxx + wyy
								lowerCAmelCase__	:						Dict  				=	det - k * (trace**2)
								# Can change the value
								if r > 0.5:
									corner_list.append([x, y, r]		)
									color_img.itemset((y, x, 0)   ,0		)
									color_img.itemset((y, x, 1)   ,0		)
									color_img.itemset((y, x, 2)   ,2_5_5		)
						return color_img, corner_list


if __name__ == "__main__":
							__UpperCamelCase  :      str							      =		HarrisCorner(0.0_4, 3)
							__UpperCamelCase      ,    __UpperCamelCase  :      str							      =		edge_detect.detect('''path_to_image''')
							cva.imwrite('''detect.png''', color_img)








import random
from typing import Any



def 				UpperCamelCase_(      lowerCamelCase_ )    ->						list[Any]:
    for _ in range(len(lowerCamelCase_ ) ):
        _lowercase       :							Optional[int]      		=		random.randint(0							, len(lowerCamelCase_ ) - 1 )
        _lowercase       :							str      		=		random.randint(0							, len(lowerCamelCase_ ) - 1 )
        _lowercase		,				_lowercase       :							Optional[int]      		=		data[b], data[a]
    return data


if __name__ == "__main__":
 SCREAMING_SNAKE_CASE       :      str												= [0, 1, 2, 3, 4, 5, 6, 7]
 SCREAMING_SNAKE_CASE       :      int												= ["python", "says", "hello", "!"]
 print("Fisher-Yates Shuffle:")
 print("List", integers, strings)
 print("FY Shuffle", fisher_yates_shuffle(integers), fisher_yates_shuffle(strings))


