
"""simple docstring"""




from cva import COLOR_BGR2GRAY, cvtColor, imread, imshow, waitKey
from numpy import divide, inta, multiply, ravel, sort, zeros_like


def   __magic_name__     (				__snake_case    :	List[str]					,			__snake_case    :	Dict=3  )			->    List[Any]:
       lowercase   :    Dict			=							int(mask / 2  )
       # copy image size
       lowercase   :    List[str]			=							zeros_like(__snake_case  )
       for i in range(__snake_case					,			gray_img.shape[0] - bd  ):
              for j in range(__snake_case					,			gray_img.shape[1] - bd  ):
                     # get mask according with mask
                     lowercase   :    str			=							ravel(gray_img[i - bd : i + bd + 1, j - bd : j + bd + 1]  )
                     # calculate mask median
                     lowercase   :    Optional[int]			=							sort(__snake_case  )[inta(divide((multiply(__snake_case					,			__snake_case  ))					,			2  ) + 1  )]
                     lowercase   :    Optional[int]			=							median
       return median_img


if __name__ == "__main__":
   # read original image
   _A      :	Optional[int]       		=	imread("""../image_data/lena.jpg""")
   # turn image in gray scale value
   _A      :	List[str]       		=	cvtColor(img, COLOR_BGR2GRAY)

   # get values with two different mask size
   _A      :	Tuple       		=	median_filter(gray, 3)
   _A      :	Union[str, Any]       		=	median_filter(gray, 5)

   # show result images
   imshow("""median filter with 3x3 mask""", medianaxa)
   imshow("""median filter with 5x5 mask""", medianaxa)
   waitKey(0)




"""simple docstring"""




import math
from collections.abc import Generator


def   __magic_name__     (				__snake_case    :	int  )			->    Generator[int, None, None]:
       lowercase   :    Generator			=							(i for i in range(1					,			(max_n + 1)  ))
       for i in (n for n in numbers if n > 1):
              for j in range(2					,			__snake_case  ):
                     if (i % j) == 0:
                            break
              else:
                     yield i


def   __magic_name__     (				__snake_case    :	int  )			->    Generator[int, None, None]:
       lowercase   :    Generator			=							(i for i in range(1					,			(max_n + 1)  ))
       for i in (n for n in numbers if n > 1):
              # only need to check for factors up to sqrt(i)
              lowercase   :    Dict			=							int(math.sqrt(__snake_case  )  ) + 1
              for j in range(2					,			__snake_case  ):
                     if (i % j) == 0:
                            break
              else:
                     yield i


def   __magic_name__     (				__snake_case    :	int  )			->    Generator[int, None, None]:
       lowercase   :    Generator			=							(i for i in range(1					,			(max_n + 1)					,			2  ))
       # It's useless to test even numbers as they will not be prime
       if max_n > 2:
              yield 2  # Because 2 will not be tested, it's necessary to yield it now
       for i in (n for n in numbers if n > 1):
              lowercase   :    int			=							int(math.sqrt(__snake_case  )  ) + 1
              for j in range(3					,			__snake_case					,			2  ):
                     # As we removed the even numbers, we don't need them now
                     if (i % j) == 0:
                            break
              else:
                     yield i


def   __magic_name__     (				)			->    Tuple:
       from timeit import timeit

       lowercase   :    List[str]			=							"from __main__ import slow_primes, primes, fast_primes"
       print(timeit("slow_primes(1_000_000_000_000)"					,			setup=__snake_case					,			number=100_0000  )  )
       print(timeit("primes(1_000_000_000_000)"					,			setup=__snake_case					,			number=100_0000  )  )
       print(timeit("fast_primes(1_000_000_000_000)"					,			setup=__snake_case					,			number=100_0000  )  )


if __name__ == "__main__":
   _A      :	List[Any]       		=	int(input("""Calculate primes up to:\n>> """).strip())
   for ret in primes(number):
      print(ret)
   benchmark()


