'''simple docstring'''

from __future__ import annotations

from dataclasses import dataclass
@dataclass
class   SCREAMING_SNAKE_CASE			:







		"""simple docstring"""
		lowercase   :      float
		lowercase   :      TreeNode | None       =							None
		lowercase   :      TreeNode | None       =							None



def 							UpperCamelCase__			(			a__      ):


						'''simple docstring'''






						def is_valid_tree(a__      ) -> bool:
												if node is None:
																		return True

												if not isinstance(a__			,      a__      ):
																		return False

												try:
																		float(node.data      )
												except (TypeError, ValueError):
																		return False

												return is_valid_tree(node.left      ) and is_valid_tree(node.right      )

						if not is_valid_tree(a__      ):
												raise ValueError(
												    'Each node should be type of TreeNode and data should be float.'      )

						def is_binary_search_tree_recursive_check(
						    a__			,      a__			,      a__      ) -> bool:

												if node is None:
																		return True

												return (
												    left_bound < node.data < right_bound
												    and is_binary_search_tree_recursive_check(node.left			,      a__			,      node.data      )
												    and is_binary_search_tree_recursive_check(
												        node.right			,      node.data			,      a__      )
												)

						return is_binary_search_tree_recursive_check(a__			,      -float('inf'      )			,      float('inf'      )      )


if __name__ == "__main__":
							import doctest

							doctest.testmod()






'''simple docstring'''

from PIL import Image



def 							UpperCamelCase__			(			a__			,      a__      ):


						'''simple docstring'''






						def brightness(a__      ) -> float:
												return 1_2_8 + level + (c - 1_2_8)

						if not -255.0 <= level <= 255.0:
												raise ValueError('level must be between -255.0 (black) and 255.0 (white)'      )
						return img.point(a__      )


if __name__ == "__main__":
							# Load image
							with Image.open('''image_data/lena.jpg''') as img:
														# Change brightness to 100
														lowercase_     		= change_brightness(img, 100)
														brigt_img.save('''image_data/lena_brightness.png''', format='''png''')





