


from collections import OrderedDict
from typing import Any, List, Mapping, Optional

from ... import PreTrainedTokenizer, TensorType, is_torch_available
from ...configuration_utils import PretrainedConfig
from ...onnx import OnnxConfigWithPast, PatchingSpec
from ...utils import logging


UpperCAmelCase__        =				logging.get_logger(__name__)

UpperCAmelCase__        =				{
    '''gpt2''': '''https://huggingface.co/gpt2/resolve/main/config.json''',
    '''gpt2-medium''': '''https://huggingface.co/gpt2-medium/resolve/main/config.json''',
    '''gpt2-large''': '''https://huggingface.co/gpt2-large/resolve/main/config.json''',
    '''gpt2-xl''': '''https://huggingface.co/gpt2-xl/resolve/main/config.json''',
    '''distilgpt2''': '''https://huggingface.co/distilgpt2/resolve/main/config.json''',
}







class  lowerCamelCase__  (			lowerCAmelCase):
     SCREAMING_SNAKE_CASE__      =     '''gpt2'''
     SCREAMING_SNAKE_CASE__      =     ['''past_key_values''']
     SCREAMING_SNAKE_CASE__      =     {
         '''hidden_size''': '''n_embd''',
         '''max_position_embeddings''': '''n_positions''',
         '''num_attention_heads''': '''n_head''',
         '''num_hidden_layers''': '''n_layer''',
     }





     def __init__(self						,	UpperCAmelCase=5_0_2_5_7						,	UpperCAmelCase=1_0_2_4						,	UpperCAmelCase=7_6_8						,	UpperCAmelCase=1_2						,	UpperCAmelCase=1_2						,	UpperCAmelCase=None						,	UpperCAmelCase="gelu_new"						,	UpperCAmelCase=0.1						,	UpperCAmelCase=0.1						,	UpperCAmelCase=0.1						,	UpperCAmelCase=1e-5						,	UpperCAmelCase=0.02						,	UpperCAmelCase="cls_index"						,	UpperCAmelCase=True						,	UpperCAmelCase=None						,	UpperCAmelCase=True						,	UpperCAmelCase=0.1						,	UpperCAmelCase=True						,	UpperCAmelCase=True						,	UpperCAmelCase=5_0_2_5_6						,	UpperCAmelCase=5_0_2_5_6						,	UpperCAmelCase=False						,	UpperCAmelCase=False						,	**UpperCAmelCase						,	)	->  List[str]:
      _lowercase				 =vocab_size
      _lowercase				 =n_positions
      _lowercase				 =n_embd
      _lowercase				 =n_layer
      _lowercase				 =n_head
      _lowercase				 =n_inner
      _lowercase				 =activation_function
      _lowercase				 =resid_pdrop
      _lowercase				 =embd_pdrop
      _lowercase				 =attn_pdrop
      _lowercase				 =layer_norm_epsilon
      _lowercase				 =initializer_range
      _lowercase				 =summary_type
      _lowercase				 =summary_use_proj
      _lowercase				 =summary_activation
      _lowercase				 =summary_first_dropout
      _lowercase				 =summary_proj_to_labels
      _lowercase				 =scale_attn_weights
      _lowercase				 =use_cache
      _lowercase				 =scale_attn_by_inverse_layer_idx
      _lowercase				 =reorder_and_upcast_attn

      _lowercase				 =bos_token_id
      _lowercase				 =eos_token_id

      super().__init__(bos_token_id=UpperCAmelCase						,	eos_token_id=UpperCAmelCase						,	**UpperCAmelCase			)







class  lowerCamelCase__  (			lowerCAmelCase):





     def __init__(self						,	UpperCAmelCase						,	UpperCAmelCase = "default"						,	UpperCAmelCase = None						,	UpperCAmelCase = False						,	)	->  Optional[int]:
      super().__init__(UpperCAmelCase						,	task=UpperCAmelCase						,	patching_specs=UpperCAmelCase						,	use_past=UpperCAmelCase			)
      if not getattr(self._config						,	'''pad_token_id'''						,	UpperCAmelCase			):
       # TODO: how to do that better?
       _lowercase				 =0





     @property
     def 	__A   (self			)	->  Mapping[str, Mapping[int, str]]:
      _lowercase				 =OrderedDict({'''input_ids''': {0: '''batch''', 1: '''sequence'''}}			)
      if self.use_past:
       self.fill_with_past_key_values_(UpperCAmelCase						,	direction='''inputs'''			)
       _lowercase				 ={0: '''batch''', 1: '''past_sequence + sequence'''}
      else:
       _lowercase				 ={0: '''batch''', 1: '''sequence'''}

      return common_inputs





     @property
     def 	__A   (self			)	->  int:
      return self._config.n_layer





     @property
     def 	__A   (self			)	->  int:
      return self._config.n_head





     def 	__A   (self						,	UpperCAmelCase						,	UpperCAmelCase = -1						,	UpperCAmelCase = -1						,	UpperCAmelCase = False						,	UpperCAmelCase = None						,	)	->  Mapping[str, Any]:
      _lowercase				 =super(UpperCAmelCase						,	self			).generate_dummy_inputs(
          UpperCAmelCase						,	batch_size=UpperCAmelCase						,	seq_length=UpperCAmelCase						,	is_pair=UpperCAmelCase						,	framework=UpperCAmelCase			)

      # We need to order the input in the way they appears in the forward()
      _lowercase				 =OrderedDict({'''input_ids''': common_inputs['''input_ids''']}			)

      # Need to add the past_keys
      if self.use_past:
       if not is_torch_available():
        raise ValueError('''Cannot generate dummy past_keys inputs without PyTorch installed.'''			)
       else:
        import torch

        _lowercase ,       _lowercase				 =common_inputs['''input_ids'''].shape
        # Not using the same length for past_key_values
        _lowercase				 =seqlen + 2
        _lowercase				 =(
            batch,
            self.num_attention_heads,
            past_key_values_length,
            self._config.hidden_size // self.num_attention_heads,
        )
        _lowercase				 =[
            (torch.zeros(UpperCAmelCase			), torch.zeros(UpperCAmelCase			)) for _ in range(self.num_layers			)
        ]

      _lowercase				 =common_inputs['''attention_mask''']
      if self.use_past:
       _lowercase				 =ordered_inputs['''attention_mask'''].dtype
       _lowercase				 =torch.cat(
           [ordered_inputs['''attention_mask'''], torch.ones(UpperCAmelCase						,	UpperCAmelCase						,	dtype=UpperCAmelCase			)]						,	dim=1			)

      return ordered_inputs





     @property
     def 	__A   (self			)	->  int:
      return 1_3





from __future__ import annotations

import unittest
from collections.abc import Iterator







class  lowerCamelCase__  :





     def __init__(self						,	UpperCAmelCase						,	UpperCAmelCase			)	->  None:
      _lowercase				 =label
      _lowercase				 =parent
      _lowercase				 =None
      _lowercase				 =None







class  lowerCamelCase__  :





     def __init__(self			)	->  None:
      _lowercase				 =None





     def 	__A   (self			)	->  None:
      _lowercase				 =None





     def 	__A   (self			)	->  bool:
      return self.root is None





     def 	__A   (self						,	UpperCAmelCase			)	->  None:
      _lowercase				 =self._put(self.root						,	UpperCAmelCase			)





     def 	__A   (self						,	UpperCAmelCase						,	UpperCAmelCase						,	UpperCAmelCase = None			)	->  Node:
      if node is None:
       _lowercase				 =Node(UpperCAmelCase						,	UpperCAmelCase			)
      else:
       if label < node.label:
        _lowercase				 =self._put(node.left						,	UpperCAmelCase						,	UpperCAmelCase			)
       elif label > node.label:
        _lowercase				 =self._put(node.right						,	UpperCAmelCase						,	UpperCAmelCase			)
       else:
        _lowercase				 =f"Node with label {label} already exists"
        raise Exception(UpperCAmelCase			)

      return node





     def 	__A   (self						,	UpperCAmelCase			)	->  Node:
      return self._search(self.root						,	UpperCAmelCase			)





     def 	__A   (self						,	UpperCAmelCase						,	UpperCAmelCase			)	->  Node:
      if node is None:
       _lowercase				 =f"Node with label {label} does not exist"
       raise Exception(UpperCAmelCase			)
      else:
       if label < node.label:
        _lowercase				 =self._search(node.left						,	UpperCAmelCase			)
       elif label > node.label:
        _lowercase				 =self._search(node.right						,	UpperCAmelCase			)

      return node





     def 	__A   (self						,	UpperCAmelCase			)	->  None:
      _lowercase				 =self.search(UpperCAmelCase			)
      if node.right and node.left:
       _lowercase				 =self._get_lowest_node(node.right			)
       _lowercase				 =node.left
       _lowercase				 =node.right
       _lowercase				 =lowest_node
       if node.right:
        _lowercase				 =lowest_node
       self._reassign_nodes(UpperCAmelCase						,	UpperCAmelCase			)
      elif not node.right and node.left:
       self._reassign_nodes(UpperCAmelCase						,	node.left			)
      elif node.right and not node.left:
       self._reassign_nodes(UpperCAmelCase						,	node.right			)
      else:
       self._reassign_nodes(UpperCAmelCase						,	UpperCAmelCase			)





     def 	__A   (self						,	UpperCAmelCase						,	UpperCAmelCase			)	->  None:
      if new_children:
       _lowercase				 =node.parent

      if node.parent:
       if node.parent.right == node:
        _lowercase				 =new_children
       else:
        _lowercase				 =new_children
      else:
       _lowercase				 =new_children





     def 	__A   (self						,	UpperCAmelCase			)	->  Node:
      if node.left:
       _lowercase				 =self._get_lowest_node(node.left			)
      else:
       _lowercase				 =node
       self._reassign_nodes(UpperCAmelCase						,	node.right			)

      return lowest_node





     def 	__A   (self						,	UpperCAmelCase			)	->  bool:
      try:
       self.search(UpperCAmelCase			)
       return True
      except Exception:
       return False





     def 	__A   (self			)	->  int:
      if self.root is None:
       raise Exception('''Binary search tree is empty'''			)

      _lowercase				 =self.root
      while node.right is not None:
       _lowercase				 =node.right

      return node.label





     def 	__A   (self			)	->  int:
      if self.root is None:
       raise Exception('''Binary search tree is empty'''			)

      _lowercase				 =self.root
      while node.left is not None:
       _lowercase				 =node.left

      return node.label





     def 	__A   (self			)	->  Iterator[Node]:
      return self._inorder_traversal(self.root			)





     def 	__A   (self						,	UpperCAmelCase			)	->  Iterator[Node]:
      if node is not None:
       yield from self._inorder_traversal(node.left			)
       yield node
       yield from self._inorder_traversal(node.right			)





     def 	__A   (self			)	->  Iterator[Node]:
      return self._preorder_traversal(self.root			)





     def 	__A   (self						,	UpperCAmelCase			)	->  Iterator[Node]:
      if node is not None:
       yield node
       yield from self._preorder_traversal(node.left			)
       yield from self._preorder_traversal(node.right			)







class  lowerCamelCase__  (			unittest.TestCase):





     @staticmethod
     def 	__A   ()	->  BinarySearchTree:
      _lowercase				 =BinarySearchTree()
      t.put(8			)
      t.put(3			)
      t.put(6			)
      t.put(1			)
      t.put(1_0			)
      t.put(1_4			)
      t.put(1_3			)
      t.put(4			)
      t.put(7			)
      t.put(5			)

      return t





     def 	__A   (self			)	->  None:
      _lowercase				 =BinarySearchTree()
      assert t.is_empty()

      t.put(8			)
      assert t.root is not None
      assert t.root.parent is None
      assert t.root.label == 8

      t.put(1_0			)
      assert t.root.right is not None
      assert t.root.right.parent == t.root
      assert t.root.right.label == 1_0

      t.put(3			)
      assert t.root.left is not None
      assert t.root.left.parent == t.root
      assert t.root.left.label == 3

      t.put(6			)
      assert t.root.left.right is not None
      assert t.root.left.right.parent == t.root.left
      assert t.root.left.right.label == 6

      t.put(1			)
      assert t.root.left.left is not None
      assert t.root.left.left.parent == t.root.left
      assert t.root.left.left.label == 1

      with self.assertRaises(UpperCAmelCase			):  # noqa: B017
       t.put(1			)





     def 	__A   (self			)	->  None:
      _lowercase				 =self._get_binary_search_tree()

      _lowercase				 =t.search(6			)
      assert node.label == 6

      _lowercase				 =t.search(1_3			)
      assert node.label == 1_3

      with self.assertRaises(UpperCAmelCase			):  # noqa: B017
       t.search(2			)





     def 	__A   (self			)	->  None:
      _lowercase				 =self._get_binary_search_tree()

      t.remove(1_3			)
      assert t.root is not None
      assert t.root.right is not None
      assert t.root.right.right is not None
      assert t.root.right.right.right is None
      assert t.root.right.right.left is None

      t.remove(7			)
      assert t.root.left is not None
      assert t.root.left.right is not None
      assert t.root.left.right.left is not None
      assert t.root.left.right.right is None
      assert t.root.left.right.left.label == 4

      t.remove(6			)
      assert t.root.left.left is not None
      assert t.root.left.right.right is not None
      assert t.root.left.left.label == 1
      assert t.root.left.right.label == 4
      assert t.root.left.right.right.label == 5
      assert t.root.left.right.left is None
      assert t.root.left.left.parent == t.root.left
      assert t.root.left.right.parent == t.root.left

      t.remove(3			)
      assert t.root is not None
      assert t.root.left.label == 4
      assert t.root.left.right.label == 5
      assert t.root.left.left.label == 1
      assert t.root.left.parent == t.root
      assert t.root.left.left.parent == t.root.left
      assert t.root.left.right.parent == t.root.left

      t.remove(4			)
      assert t.root.left is not None
      assert t.root.left.left is not None
      assert t.root.left.label == 5
      assert t.root.left.right is None
      assert t.root.left.left.label == 1
      assert t.root.left.parent == t.root
      assert t.root.left.left.parent == t.root.left





     def 	__A   (self			)	->  None:
      _lowercase				 =self._get_binary_search_tree()

      t.remove(3			)
      assert t.root is not None
      assert t.root.left is not None
      assert t.root.left.left is not None
      assert t.root.left.right is not None
      assert t.root.left.right.left is not None
      assert t.root.left.right.right is not None
      assert t.root.left.label == 4
      assert t.root.left.right.label == 6
      assert t.root.left.left.label == 1
      assert t.root.left.right.right.label == 7
      assert t.root.left.right.left.label == 5
      assert t.root.left.parent == t.root
      assert t.root.left.right.parent == t.root.left
      assert t.root.left.left.parent == t.root.left
      assert t.root.left.right.left.parent == t.root.left.right





     def 	__A   (self			)	->  None:
      _lowercase				 =self._get_binary_search_tree()
      t.empty()
      assert t.root is None





     def 	__A   (self			)	->  None:
      _lowercase				 =self._get_binary_search_tree()
      assert not t.is_empty()

      t.empty()
      assert t.is_empty()





     def 	__A   (self			)	->  None:
      _lowercase				 =self._get_binary_search_tree()

      assert t.exists(6			)
      assert not t.exists(-1			)





     def 	__A   (self			)	->  None:
      _lowercase				 =self._get_binary_search_tree()

      assert t.get_max_label() == 1_4

      t.empty()
      with self.assertRaises(UpperCAmelCase			):  # noqa: B017
       t.get_max_label()





     def 	__A   (self			)	->  None:
      _lowercase				 =self._get_binary_search_tree()

      assert t.get_min_label() == 1

      t.empty()
      with self.assertRaises(UpperCAmelCase			):  # noqa: B017
       t.get_min_label()





     def 	__A   (self			)	->  None:
      _lowercase				 =self._get_binary_search_tree()

      _lowercase				 =[i.label for i in t.inorder_traversal()]
      assert inorder_traversal_nodes == [1, 3, 4, 5, 6, 7, 8, 1_0, 1_3, 1_4]





     def 	__A   (self			)	->  None:
      _lowercase				 =self._get_binary_search_tree()

      _lowercase				 =[i.label for i in t.preorder_traversal()]
      assert preorder_traversal_nodes == [8, 3, 1, 6, 4, 5, 7, 1_0, 1_4, 1_3]



def 							UpperCAmelCase_   (				)	->     None:







 """simple docstring"""


 _lowercase				 =BinarySearchTree()
 t.put(8		)
 t.put(3		)
 t.put(6		)
 t.put(1		)
 t.put(10		)
 t.put(14		)
 t.put(13		)
 t.put(4		)
 t.put(7		)
 t.put(5		)

 print(
     '''
            8
           / \\
          3   10
         / \\    \\
        1   6    14
           / \\   /
          4   7 13
           \\
            5
        '''		)

 print('''Label 6 exists:'''	,		t.exists(6		)		)
 print('''Label 13 exists:'''	,		t.exists(13		)		)
 print('''Label -1 exists:'''	,		t.exists(-1		)		)
 print('''Label 12 exists:'''	,		t.exists(12		)		)

 # Prints all the elements of the list in inorder traversal
 _lowercase				 =[i.label for i in t.inorder_traversal()]
 print('''Inorder traversal:'''	,		__snake_case		)

 # Prints all the elements of the list in preorder traversal
 _lowercase				 =[i.label for i in t.preorder_traversal()]
 print('''Preorder traversal:'''	,		__snake_case		)

 print('''Max. label:'''	,		t.get_max_label()		)
 print('''Min. label:'''	,		t.get_min_label()		)

 # Delete elements
 print('''\nDeleting elements 13, 10, 8, 3, 6, 14'''		)
 print(
     '''
          4
         / \\
        1   7
             \\
              5
        '''		)
 t.remove(13		)
 t.remove(10		)
 t.remove(8		)
 t.remove(3		)
 t.remove(6		)
 t.remove(14		)

 # Prints all the elements of the list in inorder traversal after delete
 _lowercase				 =[i.label for i in t.inorder_traversal()]
 print('''Inorder traversal after delete:'''	,		__snake_case		)

 # Prints all the elements of the list in preorder traversal after delete
 _lowercase				 =[i.label for i in t.preorder_traversal()]
 print('''Preorder traversal after delete:'''	,		__snake_case		)

 print('''Max. label:'''	,		t.get_max_label()		)
 print('''Min. label:'''	,		t.get_min_label()		)


if __name__ == "__main__":
  binary_search_tree_example()

