


"""simple docstring"""



from pathlib import Path

import numpy as np
from PIL import Image







def   __lowerCAmelCase						(						lowercase  :  np.ndarray			)     ->						np.ndarray:


    """simple docstring"""





    snake_case   :				List[str]				 =   rgb[:, :, 0], rgb[:, :, 1], rgb[:, :, 2]
    return 0.2989 * r + 0.5870 * g + 0.1140 * b







def   __lowerCAmelCase						(						lowercase  :  np.ndarray			)     ->						np.ndarray:


    """simple docstring"""





    return (gray > 127) & (gray <= 255)







def   __lowerCAmelCase						(						lowercase  :  np.ndarray						,							lowercase  :  np.ndarray			)     ->						np.ndarray:


    """simple docstring"""





    snake_case   :				List[str]				 =   np.zeros_like(lowercase			)
    snake_case   :				str				 =   np.zeros(
        (image.shape[0] + kernel.shape[0] - 1, image.shape[1] + kernel.shape[1] - 1)			)

    # Copy image to padded image
    snake_case   :				Tuple				 =   image

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


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









"""simple docstring"""



import string







def   __lowerCAmelCase						(						lowercase  :  str			)     ->						str:


    """simple docstring"""





    snake_case   :				List[str]				 =   ""
    for i in sequence:
        snake_case   :				Optional[Any]				 =   ord(lowercase			)
        if 65 <= extract <= 90:
            output += chr(155 - extract			)
        elif 97 <= extract <= 122:
            output += chr(219 - extract			)
        else:
            output += i
    return output







def   __lowerCAmelCase						(						lowercase  :  str			)     ->						str:


    """simple docstring"""





    snake_case   :				Dict				 =   string.ascii_letters
    snake_case   :				List[Any]				 =   string.ascii_lowercase[::-1] + string.ascii_uppercase[::-1]
    return "".join(
        letters_reversed[letters.index(lowercase			)] if c in letters else c for c in sequence			)







def   __lowerCAmelCase						(						)     ->						None:


    """simple docstring"""





    from timeit import timeit

    print("Running performance benchmarks..."			)
    snake_case   :				Optional[int]				 =   "from string import printable ; from __main__ import atbash, atbash_slow"
    print(F'> atbash_slow(): {timeit("atbash_slow(printable)"						,							setup=lowercase			)} seconds'			)
    print(F'>      atbash(): {timeit("atbash(printable)"						,							setup=lowercase			)} seconds'			)


if __name__ == "__main__":
  for example in ("ABCDEFGH", "123GGjj", "testStringtest", "with space"):
    print(F'''{example} encrypted in atbash: {atbash(example)}''')
  benchmark()





