






'''simple docstring'''
import copy
import os

import cva
import numpy as np
from matplotlib import pyplot as plt






class      __SCREAMING_SNAKE_CASE      :




	def __init__(      self	:							Any      )	->						int:
							SCREAMING_SNAKE_CASE__     :				Dict									=''''''
							SCREAMING_SNAKE_CASE__     :				Optional[int]									=''''''
							SCREAMING_SNAKE_CASE__     :				Optional[Any]									=[]
							SCREAMING_SNAKE_CASE__     :				Any									=0
							SCREAMING_SNAKE_CASE__     :				int									=2_56
							SCREAMING_SNAKE_CASE__     :				str									=0
							SCREAMING_SNAKE_CASE__     :				int									=0
							SCREAMING_SNAKE_CASE__     :				List[str]									=0
							SCREAMING_SNAKE_CASE__     :				List[str]									=0




	def      __magic_name__	(      self	:							Dict					,      __lowercase	:							int      )	->						int:
							SCREAMING_SNAKE_CASE__     :				Union[str, Any]									=cva.imread(lowerCAmelCase_					,      0      )
							SCREAMING_SNAKE_CASE__     :				str									=copy.deepcopy(self.img      )
							SCREAMING_SNAKE_CASE__		,	SCREAMING_SNAKE_CASE__		,	SCREAMING_SNAKE_CASE__     :				Any									=plt.hist(self.img.ravel()					,      2_56					,      [0, 2_56]					,      label='''x'''      )
							SCREAMING_SNAKE_CASE__     :				Optional[Any]									=np.sum(lowerCAmelCase_      )
							for i in range(len(lowerCAmelCase_      )      ):
													SCREAMING_SNAKE_CASE__     :				int									=x[i] / self.k
													self.sk += prk
													SCREAMING_SNAKE_CASE__     :				Tuple									=(self.L - 1) * self.sk
													if self.rem != 0:
																			SCREAMING_SNAKE_CASE__     :				List[Any]									=int(last % last      )
													SCREAMING_SNAKE_CASE__     :				Union[str, Any]									=int(last + 1 if self.rem >= 0.5 else last      )
													self.last_list.append(lowerCAmelCase_      )
													SCREAMING_SNAKE_CASE__     :				Optional[Any]									=int(np.ma.count(self.img      ) / self.img[1].size      )
													SCREAMING_SNAKE_CASE__     :				Tuple									=self.img[1].size
							for i in range(self.number_of_cols      ):
													for j in range(self.number_of_rows      ):
																			SCREAMING_SNAKE_CASE__     :				List[Any]									=self.img[j][i]
																			if num != self.last_list[num]:
																									SCREAMING_SNAKE_CASE__     :				List[Any]									=self.last_list[num]
							cva.imwrite('''output_data/output.jpg'''					,      self.img      )




	def      __magic_name__	(      self	:							Union[str, Any]      )	->						Union[str, Any]:
							plt.hist(self.img.ravel()					,      2_56					,      [0, 2_56]      )




	def      __magic_name__	(      self	:							int      )	->						Tuple:
							cva.imshow('''Output-Image'''					,      self.img      )
							cva.imshow('''Input-Image'''					,      self.original_image      )
							cva.waitKey(50_00      )
							cva.destroyAllWindows()


if __name__ == "__main__":
		a_					= os.path.join(os.path.basename(__file__), 'image_data/input.jpg')
		a_					= ConstantStretch()
		stretcher.stretch(file_path)
		stretcher.plot_histogram()
		stretcher.show_image()







'''simple docstring'''
import inspect
import os
import sys
import unittest

import accelerate
from accelerate.test_utils import execute_subprocess_async, require_tpu






class      __SCREAMING_SNAKE_CASE      (			unittest.TestCase				):




 def      __magic_name__	(      self	:							int      )	->						Tuple:
       SCREAMING_SNAKE_CASE__     :				Optional[int]									=inspect.getfile(accelerate.test_utils      )
       SCREAMING_SNAKE_CASE__     :				Optional[Any]									=os.path.sep.join(mod_file.split(os.path.sep      )[:-1] + ['''scripts''', '''test_script.py''']      )
       SCREAMING_SNAKE_CASE__     :				Dict									=os.path.sep.join(inspect.getfile(self.__class__      ).split(os.path.sep      )[:-1]      )




 @require_tpu
 def      __magic_name__	(      self	:							int      )	->						Tuple:
       SCREAMING_SNAKE_CASE__     :				Any									=F"\n            {self.test_dir}/xla_spawn.py\n            --num_cores 8\n            {self.test_file_path}\n        ".split()
       SCREAMING_SNAKE_CASE__     :				List[str]									=[sys.executable] + distributed_args
       execute_subprocess_async(__lowercase					,      env=os.environ.copy()      )