code: from __future__ import annotations
  
  from collections import defaultdict
  from dataclasses import dataclass
  
  
  @dataclass
  class _lowercase					:
  
  
  
  
  
  							"""simple docstring"""
  
  
  
  
  							lowerCAmelCase__       =					42
  							lowerCAmelCase__       =					None
  							lowerCAmelCase__       =					None
  
  
  
  
  
  
  def 					__lowerCAmelCase			(  ):
  
  
  
  							"""simple docstring"""
  
  
  							return TreeNode(3 ,TreeNode(9					) ,TreeNode(20 ,TreeNode(15					) ,TreeNode(7					)					)					)
  
  
  def 					__lowerCAmelCase			(  _A					):
  
  
  
  							"""simple docstring"""
  
  
  							def depth_first_search(
  							    _A ,_A ,_A					) -> None:
  														if not root:
  																					return
  
  														if depth == len(_A					):
  																					right_view.append(root.val					)
  
  														depth_first_search(root.right ,depth + 1 ,_A					)
  														depth_first_search(root.left ,depth + 1 ,_A					)
  
  							_lowercase				=	[]
  							if not root:
  														return right_view
  
  							depth_first_search(_A ,0 ,_A					)
  							return right_view
  
  
  def 					__lowerCAmelCase			(  _A					):
  
  
  
  							"""simple docstring"""
  
  
  							def depth_first_search(
  							    _A ,_A ,_A					) -> None:
  														if not root:
  																					return
  
  														if depth == len(_A					):
  																					left_view.append(root.val					)
  
  														depth_first_search(root.left ,depth + 1 ,_A					)
  														depth_first_search(root.right ,depth + 1 ,_A					)
  
  							_lowercase				=	[]
  							if not root:
  														return left_view
  
  							depth_first_search(_A ,0 ,_A					)
  							return left_view
  
  
  def 					__lowerCAmelCase			(  _A					):
  
  
  
  							"""simple docstring"""
  
  
  							def breadth_first_search(_A ,_A					) -> None:
  														_lowercase				=	[(root, 0)]
  														_lowercase				=	defaultdict(_A					)
  
  														while queue:
  																					_lowercase				=	queue.pop(0					)
  																					_lowercase				,       _lowercase				=	first
  
  																					lookup[hd].append(node.val					)
  
  																					if node.left:
  																												queue.append((node.left, hd - 1)					)
  																					if node.right:
  																												queue.append((node.right, hd + 1)					)
  
  														for pair in sorted(lookup.items() ,key=lambda _A					: each[0]					):
  																					top_view.append(pair[1][0]					)
  
  							_lowercase				=	[]
  							if not root:
  														return top_view
  
  							breadth_first_search(_A ,_A					)
  							return top_view
  
  
  def 					__lowerCAmelCase			(  _A					):
  
  
  
  							"""simple docstring"""
  
  
  							from collections import defaultdict
  
  							def breadth_first_search(_A ,_A					) -> None:
  														_lowercase				=	[(root, 0)]
  														_lowercase				=	defaultdict(_A					)
  
  														while queue:
  																					_lowercase				=	queue.pop(0					)
  																					_lowercase				,       _lowercase				=	first
  																					lookup[hd].append(node.val					)
  
  																					if node.left:
  																												queue.append((node.left, hd - 1)					)
  																					if node.right:
  																												queue.append((node.right, hd + 1)					)
  
  														for pair in sorted(lookup.items() ,key=lambda _A					: each[0]					):
  																					bottom_view.append(pair[1][-1]					)
  
  							_lowercase				=	[]
  							if not root:
  														return bottom_view
  
  							breadth_first_search(_A ,_A					)
  							return bottom_view
  
  
  if __name__ == "__main__":
  		import doctest
  
  		doctest.testmod()
  
  
  
style_context: import warnings
  
  from ...utils import logging
  from .image_processing_mobilenet_va import MobileNetVaImageProcessor
  
  
  A_:      Tuple        =			logging.get_logger(__name__)
  
  
  class _lowercase					(       _UpperCAmelCase						):
  
  
  
  
  
  							"""simple docstring"""
  
  
  
  
  							def __init__(    self     ,   *UpperCAmelCase     ,   **UpperCAmelCase  ):
  
  
  
  
  
  
  
  														'''simple docstring'''
  
  
  
  
  
  
  														warnings.warn(
  														    """The class MobileNetV2FeatureExtractor is deprecated and will be removed in version 5 of Transformers."""
  														    """ Please use MobileNetV2ImageProcessor instead."""     ,   UpperCAmelCase     ,   )
  														super().__init__(*UpperCAmelCase     ,   **UpperCAmelCase  )
  
  
  