





'''simple docstring'''






from pathlib import Path

import numpy as np
from PIL import Image






def      __A						(							a_						:  np.ndarray	):
		lowerCAmelCase	,		lowerCAmelCase	,		lowerCAmelCase     :    Tuple						=   rgb[:, :, 0], rgb[:, :, 1], rgb[:, :, 2]
		return 0.2_9_8_9 * r + 0.5_8_7_0 * g + 0.1_1_4_0 * b






def      __A						(							a_						:  np.ndarray	):
		return (gray > 1_2_7) & (gray <= 2_5_5)






def      __A						(							a_						:  np.ndarray      ,a_						:  np.ndarray	):
		lowerCAmelCase     :    Optional[Any]						=   np.zeros_like(a_	)
		lowerCAmelCase     :    List[str]						=   np.zeros(
		    (image.shape[0] + kernel.shape[0] - 1, image.shape[1] + kernel.shape[1] - 1)	)

		# Copy image to padded image
		lowerCAmelCase     :    Any						=   image

		# Iterate over image & apply kernel
		for x in range(image.shape[1]	):
				for y in range(image.shape[0]	):
						lowerCAmelCase     :    Union[str, Any]						=   (
						    kernel * image_padded[y : y + kernel.shape[0], x : x + kernel.shape[1]]
						).sum()
						lowerCAmelCase     :    int						=   int(summation > 0	)
		return output


if __name__ == "__main__":
					# read original image
					lowerCAmelCase       		=      Path(__file__).resolve().parent / """image_data""" / """lena.jpg"""
					lowerCAmelCase       		=      np.array(Image.open(lena_path))
					# kernel to be applied
					lowerCAmelCase       		=      np.array([[0, 1, 0], [1, 1, 1], [0, 1, 0]])
					lowerCAmelCase       		=      dilation(gray_to_binary(rgb_to_gray(lena)), structuring_element)
					# Save the output image
					lowerCAmelCase       		=      Image.fromarray(output).convert("""RGB""")
					pil_img.save("""result_dilation.png""")










'''simple docstring'''






def      __A						(							a_						:  int	):
		if not isinstance(a_      ,a_	):
				lowerCAmelCase     :    Dict						=   f'''Input value of [number={number}] must be an integer'''
				raise TypeError(a_	)
		if number < 0:
				return False
		lowerCAmelCase     :    Dict						=   number * number
		while number > 0:
				if number % 1_0 != number_square % 1_0:
						return False
				number //= 1_0
				number_square //= 1_0
		return True


if __name__ == "__main__":
					import doctest

					doctest.testmod()



