



"""simple docstring"""




from cva import destroyAllWindows, imread, imshow, waitKey


def   lowercase__     (			_UpperCAmelCase	,      _UpperCAmelCase				)     ->			Tuple:






      '''simple docstring'''


      lowercase	,    lowercase  :      Dict					=   img.shape[0], img.shape[1]

      def to_grayscale(_UpperCAmelCase	,      _UpperCAmelCase	,      _UpperCAmelCase				):
            return 0.2_1_2_6 * red + 0.5_8_7 * green + 0.1_1_4 * blue

      def normalize(_UpperCAmelCase				):
            return min(_UpperCAmelCase	,      2_55				)

      for i in range(_UpperCAmelCase				):
            for j in range(_UpperCAmelCase				):
                  lowercase  :      Optional[Any]					=   int(to_grayscale(*img[i][j]				)				)
                  lowercase  :      str					=   [
                      normalize(_UpperCAmelCase				),
                      normalize(greyscale + factor				),
                      normalize(greyscale + 2 * factor				),
                  ]

      return img


if __name__ == "__main__":
     # read original image
     _UpperCamelCase:				Tuple    							=  {
         percentage: imread('image_data/lena.jpg', 1) for percentage in (1_0, 2_0, 3_0, 4_0)
     }

     for percentage, img in images.items():
          make_sepia(img, percentage)

     for percentage, img in images.items():
          imshow(f'''Original image with sepia (factor: {percentage})''', img)

     waitKey(0)
     destroyAllWindows()





"""simple docstring"""




import abc
import copy
import dataclasses
from dataclasses import dataclass
from typing import ClassVar, Dict, Type, TypeVar

from ..features import Features


_UpperCamelCase:				int    							=  TypeVar('T', bound='TaskTemplate')


@dataclass(frozen=SCREAMING_SNAKE_CASE__     )
class   a__		(						abc.ABC     ):
   # `task` is not a ClassVar since we want it to be part of the `asdict` output for JSON serialization
   _lowerCamelCase												=				42
   _lowerCamelCase												=				42
   _lowerCamelCase												=				42


   def        lowercase				(							self      :							T,     lowerCAmelCase      :							Features			)    ->       T:
         return copy.deepcopy(self			)


   @property
   def        lowercase				(							self      :							Union[str, Any]			)    ->       Features:
         return Features(**self.input_schema,     **self.label_schema			)


   @property
   @abc.abstractmethod
   def        lowercase				(							self      :							Tuple			)    ->       Dict[str, str]:
         raise NotImplementedError






   @classmethod
   def        lowercase				(							cls      :							Type[T],     lowerCAmelCase      :							dict			)    ->       T:
         lowercase  :      Union[str, Any]					=   {f.name for f in dataclasses.fields(cls			)}
         return cls(**{k: v for k, v in template_dict.items() if k in field_names}			)
