
import json
import os
import shutil
import tempfile
from unittest import TestCase

from transformers import BartTokenizer, BartTokenizerFast, DPRQuestionEncoderTokenizer, DPRQuestionEncoderTokenizerFast
from transformers.models.bart.configuration_bart import BartConfig
from transformers.models.bert.tokenization_bert import VOCAB_FILES_NAMES as DPR_VOCAB_FILES_NAMES
from transformers.models.dpr.configuration_dpr import DPRConfig
from transformers.models.roberta.tokenization_roberta import VOCAB_FILES_NAMES as BART_VOCAB_FILES_NAMES
from transformers.testing_utils import require_faiss, require_tokenizers, require_torch, slow
from transformers.utils import is_datasets_available, is_faiss_available, is_torch_available


if is_torch_available() and is_datasets_available() and is_faiss_available():
							from transformers.models.rag.configuration_rag import RagConfig
							from transformers.models.rag.tokenization_rag import RagTokenizer





@require_faiss
@require_torch
class     lowerCamelCase      (       __lowerCamelCase					):







	def  snake_case__     (     self      :str			)		->      str:







				"""simple docstring"""






				SCREAMING_SNAKE_CASE     						= tempfile.mkdtemp()
				SCREAMING_SNAKE_CASE     						= 8

				# DPR tok
				SCREAMING_SNAKE_CASE     						= [
				    '''[UNK]''',
				    '''[CLS]''',
				    '''[SEP]''',
				    '''[PAD]''',
				    '''[MASK]''',
				    '''want''',
				    '''##want''',
				    '''##ed''',
				    '''wa''',
				    '''un''',
				    '''runn''',
				    '''##ing''',
				    ''',''',
				    '''low''',
				    '''lowest''',
				]
				SCREAMING_SNAKE_CASE     						= os.path.join(self.tmpdirname   ,     '''dpr_tokenizer'''			)
				os.makedirs(lowercase   ,     exist_ok=lowercase			)
				SCREAMING_SNAKE_CASE     						= os.path.join(lowercase   ,     DPR_VOCAB_FILES_NAMES['''vocab_file''']			)
				with open(self.vocab_file   ,     '''w'''   ,     encoding='''utf-8'''			) as vocab_writer:
							vocab_writer.write(''''''.join([x + '''\n''' for x in vocab_tokens]			)			)

				# BART tok
				SCREAMING_SNAKE_CASE     						= [
				    '''l''',
				    '''o''',
				    '''w''',
				    '''e''',
				    '''r''',
				    '''s''',
				    '''t''',
				    '''i''',
				    '''d''',
				    '''n''',
				    '''\u0120''',
				    '''\u0120l''',
				    '''\u0120n''',
				    '''\u0120lo''',
				    '''\u0120low''',
				    '''er''',
				    '''\u0120lowest''',
				    '''\u0120newer''',
				    '''\u0120wider''',
				    '''<unk>''',
				]
				SCREAMING_SNAKE_CASE     						= dict(zip(lowercase   ,     range(len(lowercase			)			)			)			)
				SCREAMING_SNAKE_CASE     						= ['''#version: 0.2''', '''\u0120 l''', '''\u0120l o''', '''\u0120lo w''', '''e r''', '''''']
				SCREAMING_SNAKE_CASE     						= {'''unk_token''': '''<unk>'''}

				SCREAMING_SNAKE_CASE     						= os.path.join(self.tmpdirname   ,     '''bart_tokenizer'''			)
				os.makedirs(lowercase   ,     exist_ok=lowercase			)
				SCREAMING_SNAKE_CASE     						= os.path.join(lowercase   ,     BART_VOCAB_FILES_NAMES['''vocab_file''']			)
				SCREAMING_SNAKE_CASE     						= os.path.join(lowercase   ,     BART_VOCAB_FILES_NAMES['''merges_file''']			)
				with open(self.vocab_file   ,     '''w'''   ,     encoding='''utf-8'''			) as fp:
							fp.write(json.dumps(lowercase			) + '''\n'''			)
				with open(self.merges_file   ,     '''w'''   ,     encoding='''utf-8'''			) as fp:
							fp.write('''\n'''.join(lowercase			)			)







	def  snake_case__     (     self      :Union[str, Any]			)		->      DPRQuestionEncoderTokenizer:







				"""simple docstring"""






				return DPRQuestionEncoderTokenizer.from_pretrained(os.path.join(self.tmpdirname   ,     '''dpr_tokenizer'''			)			)







	def  snake_case__     (     self      :List[Any]			)		->      BartTokenizer:







				"""simple docstring"""






				return BartTokenizer.from_pretrained(os.path.join(self.tmpdirname   ,     '''bart_tokenizer'''			)			)







	def  snake_case__     (     self      :int			)		->      List[str]:







				"""simple docstring"""






				shutil.rmtree(self.tmpdirname			)







	@require_tokenizers
	def  snake_case__     (     self      :List[Any]			)		->      str:







				"""simple docstring"""






				SCREAMING_SNAKE_CASE     						= os.path.join(self.tmpdirname   ,     '''rag_tokenizer'''			)
				SCREAMING_SNAKE_CASE     						= RagConfig(question_encoder=DPRConfig().to_dict()   ,     generator=BartConfig().to_dict()			)
				SCREAMING_SNAKE_CASE     						= RagTokenizer(question_encoder=self.get_dpr_tokenizer()   ,     generator=self.get_bart_tokenizer()			)
				rag_config.save_pretrained(lowercase			)
				rag_tokenizer.save_pretrained(lowercase			)
				SCREAMING_SNAKE_CASE     						= RagTokenizer.from_pretrained(lowercase   ,     config=lowercase			)
				self.assertIsInstance(new_rag_tokenizer.question_encoder   ,     lowercase			)
				self.assertEqual(new_rag_tokenizer.question_encoder.get_vocab()   ,     rag_tokenizer.question_encoder.get_vocab()			)
				self.assertIsInstance(new_rag_tokenizer.generator   ,     lowercase			)
				self.assertEqual(new_rag_tokenizer.generator.get_vocab()   ,     rag_tokenizer.generator.get_vocab()			)







	@slow
	def  snake_case__     (     self      :Any			)		->      List[Any]:







				"""simple docstring"""






				SCREAMING_SNAKE_CASE     						= RagTokenizer.from_pretrained('''facebook/rag-token-nq'''			)
				SCREAMING_SNAKE_CASE     						= [
				    '''who got the first nobel prize in physics''',
				    '''when is the next deadpool movie being released''',
				    '''which mode is used for short wave broadcast service''',
				    '''who is the owner of reading football club''',
				    '''when is the next scandal episode coming out''',
				    '''when is the last time the philadelphia won the superbowl''',
				    '''what is the most current adobe flash player version''',
				    '''how many episodes are there in dragon ball z''',
				    '''what is the first step in the evolution of the eye''',
				    '''where is gall bladder situated in human body''',
				    '''what is the main mineral in lithium batteries''',
				    '''who is the president of usa right now''',
				    '''where do the greasers live in the outsiders''',
				    '''panda is a national animal of which country''',
				    '''what is the name of manchester united stadium''',
				]
				SCREAMING_SNAKE_CASE     						= tokenizer(lowercase			)
				self.assertIsNotNone(lowercase			)







	@slow
	def  snake_case__     (     self      :Dict			)		->      Dict:







				"""simple docstring"""






				SCREAMING_SNAKE_CASE     						= RagTokenizer.from_pretrained('''facebook/rag-sequence-nq'''			)
				SCREAMING_SNAKE_CASE     						= [
				    '''who got the first nobel prize in physics''',
				    '''when is the next deadpool movie being released''',
				    '''which mode is used for short wave broadcast service''',
				    '''who is the owner of reading football club''',
				    '''when is the next scandal episode coming out''',
				    '''when is the last time the philadelphia won the superbowl''',
				    '''what is the most current adobe flash player version''',
				    '''how many episodes are there in dragon ball z''',
				    '''what is the first step in the evolution of the eye''',
				    '''where is gall bladder situated in human body''',
				    '''what is the main mineral in lithium batteries''',
				    '''who is the president of usa right now''',
				    '''where do the greasers live in the outsiders''',
				    '''panda is a national animal of which country''',
				    '''what is the name of manchester united stadium''',
				]
				SCREAMING_SNAKE_CASE     						= tokenizer(lowercase			)
				self.assertIsNotNone(lowercase			)

from collections.abc import Iterable
from typing import Any





class     lowerCamelCase      :







	def __init__(     self      :Optional[int]   ,     lowercase      :int | None = None			)		->      Optional[Any]:







				"""simple docstring"""






				SCREAMING_SNAKE_CASE     						= value
				SCREAMING_SNAKE_CASE     						= None  # Added in order to delete a node easier
				SCREAMING_SNAKE_CASE     						= None
				SCREAMING_SNAKE_CASE     						= None







	def __repr__(     self      :Tuple			)		->      str:







				"""simple docstring"""






				from pprint import pformat

				if self.left is None and self.right is None:
							return str(self.value			)
				return pformat({f"""{self.value}""": (self.left, self.right)}   ,     indent=1			)





class     lowerCamelCase      :







	def __init__(     self      :Union[str, Any]   ,     lowercase      :Node | None = None			)		->      Dict:







				"""simple docstring"""






				SCREAMING_SNAKE_CASE     						= root







	def __str__(     self      :int			)		->      str:







				"""simple docstring"""






				return str(self.root			)







	def  snake_case__     (     self      :Optional[Any]   ,     lowercase      :Node   ,     lowercase      :Node | None			)		->      None:







				"""simple docstring"""






				if new_children is not None:  # reset its kids
							SCREAMING_SNAKE_CASE     						= node.parent
				if node.parent is not None:  # reset its parent
							if self.is_right(lowercase			):  # If it is the right children
										SCREAMING_SNAKE_CASE     						= new_children
							else:
										SCREAMING_SNAKE_CASE     						= new_children
				else:
							SCREAMING_SNAKE_CASE     						= new_children







	def  snake_case__     (     self      :List[str]   ,     lowercase      :Node			)		->      bool:







				"""simple docstring"""






				if node.parent and node.parent.right:
							return node == node.parent.right
				return False







	def  snake_case__     (     self      :Tuple			)		->      bool:







				"""simple docstring"""






				return self.root is None







	def  snake_case__     (     self      :Union[str, Any]   ,     lowercase      :List[Any]			)		->      None:







				"""simple docstring"""






				SCREAMING_SNAKE_CASE     						= Node(lowercase			)  # create a new Node
				if self.empty():  # if Tree is empty
							SCREAMING_SNAKE_CASE     						= new_node  # set its root
				else:  # Tree is not empty
							SCREAMING_SNAKE_CASE     						= self.root  # from root
							if parent_node is None:
										return
							while True:  # While we don't get to a leaf
										if value < parent_node.value:  # We go left
													if parent_node.left is None:
																SCREAMING_SNAKE_CASE     						= new_node  # We insert the new node in a leaf
																break
													else:
																SCREAMING_SNAKE_CASE     						= parent_node.left
										else:
													if parent_node.right is None:
																SCREAMING_SNAKE_CASE     						= new_node
																break
													else:
																SCREAMING_SNAKE_CASE     						= parent_node.right
							SCREAMING_SNAKE_CASE     						= parent_node







	def  snake_case__     (     self      :Union[str, Any]   ,     *lowercase      :Optional[int]			)		->      None:







				"""simple docstring"""






				for value in values:
							self.__insert(lowercase			)







	def  snake_case__     (     self      :Union[str, Any]   ,     lowercase      :Any			)		->      Node | None:







				"""simple docstring"""






				if self.empty():
							raise IndexError('''Warning: Tree is empty! please use another.'''			)
				else:
							SCREAMING_SNAKE_CASE     						= self.root
							# use lazy evaluation here to avoid NoneType Attribute error
							while node is not None and node.value is not value:
										SCREAMING_SNAKE_CASE     						= node.left if value < node.value else node.right
							return node







	def  snake_case__     (     self      :str   ,     lowercase      :Node | None = None			)		->      Node | None:







				"""simple docstring"""






				if node is None:
							if self.root is None:
										return None
							SCREAMING_SNAKE_CASE     						= self.root

				if not self.empty():
							while node.right is not None:
										SCREAMING_SNAKE_CASE     						= node.right
				return node







	def  snake_case__     (     self      :int   ,     lowercase      :Node | None = None			)		->      Node | None:







				"""simple docstring"""






				if node is None:
							SCREAMING_SNAKE_CASE     						= self.root
				if self.root is None:
							return None
				if not self.empty():
							SCREAMING_SNAKE_CASE     						= self.root
							while node.left is not None:
										SCREAMING_SNAKE_CASE     						= node.left
				return node







	def  snake_case__     (     self      :Optional[int]   ,     lowercase      :int			)		->      None:







				"""simple docstring"""






				SCREAMING_SNAKE_CASE     						= self.search(lowercase			)  # Look for the node with that label
				if node is not None:
							if node.left is None and node.right is None:  # If it has no children
										self.__reassign_nodes(lowercase   ,     lowercase			)
							elif node.left is None:  # Has only right children
										self.__reassign_nodes(lowercase   ,     node.right			)
							elif node.right is None:  # Has only left children
										self.__reassign_nodes(lowercase   ,     node.left			)
							else:
										SCREAMING_SNAKE_CASE     						= self.get_max(
										    node.left			)  # Gets the max value of the left branch
										self.remove(tmp_node.value			)  # type: ignore
										SCREAMING_SNAKE_CASE     						= (
										    tmp_node.value  # type: ignore
										)  # Assigns the value to the node to delete and keep tree structure







	def  snake_case__     (     self      :Dict   ,     lowercase      :Node | None			)		->      Iterable:







				"""simple docstring"""






				if node is not None:
							yield node  # Preorder Traversal
							yield from self.preorder_traverse(node.left			)
							yield from self.preorder_traverse(node.right			)







	def  snake_case__     (     self      :Tuple   ,     lowercase      :List[str]=None			)		->      Any:







				"""simple docstring"""






				if traversal_function is None:
							return self.preorder_traverse(self.root			)
				else:
							return traversal_function(self.root			)







	def  snake_case__     (     self      :Optional[Any]   ,     lowercase      :list   ,     lowercase      :Node | None			)		->      None:







				"""simple docstring"""






				if node:
							self.inorder(lowercase   ,     node.left			)
							arr.append(node.value			)
							self.inorder(lowercase   ,     node.right			)







	def  snake_case__     (     self      :Tuple   ,     lowercase      :int   ,     lowercase      :Node			)		->      int:







				"""simple docstring"""






				SCREAMING_SNAKE_CASE     						= []
				self.inorder(lowercase   ,     lowercase			)  # append all values to list using inorder traversal
				return arr[k - 1]



def    a      ( a	)     ->list[Node]:




			'''simple docstring'''


			SCREAMING_SNAKE_CASE     						= []
			if curr_node is not None:
						SCREAMING_SNAKE_CASE     						= postorder(curr_node.left	) + postorder(curr_node.right	) + [curr_node]
			return node_list


def    a      ( )     ->None:




			'''simple docstring'''


			SCREAMING_SNAKE_CASE     						= (8, 3, 6, 1, 10, 14, 13, 4, 7)
			SCREAMING_SNAKE_CASE     						= BinarySearchTree()
			for i in testlist:
						t.insert(a	)

			# Prints all the elements of the list in order traversal
			print(a	)

			if t.search(6	) is not None:
						print('''The value 6 exists'''	)
			else:
						print('''The value 6 doesn\'t exist'''	)

			if t.search(-1	) is not None:
						print('''The value -1 exists'''	)
			else:
						print('''The value -1 doesn\'t exist'''	)

			if not t.empty():
						print('''Max Value: '''		,						t.get_max().value	)  # type: ignore
						print('''Min Value: '''		,						t.get_min().value	)  # type: ignore

			for i in testlist:
						t.remove(a	)
						print(a	)


if __name__ == "__main__":
							import doctest

							doctest.testmod(verbose=True)