




'''simple docstring'''

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 						a				(   _lowerCamelCase     ):


				def   A_ (		self    :					Union[str, Any]					):
									snake_case_									=				tempfile.mkdtemp()
									snake_case_									=				8

									# DPR tok
									snake_case_									=				[
									    '''[UNK]''',
									    '''[CLS]''',
									    '''[SEP]''',
									    '''[PAD]''',
									    '''[MASK]''',
									    '''want''',
									    '''##want''',
									    '''##ed''',
									    '''wa''',
									    '''un''',
									    '''runn''',
									    '''##ing''',
									    ''',''',
									    '''low''',
									    '''lowest''',
									]
									snake_case_									=				os.path.join(self.tmpdirname       ,				'''dpr_tokenizer'''					)
									os.makedirs(lowercase_       ,				exist_ok=lowercase_					)
									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
									snake_case_									=				[
									    '''l''',
									    '''o''',
									    '''w''',
									    '''e''',
									    '''r''',
									    '''s''',
									    '''t''',
									    '''i''',
									    '''d''',
									    '''n''',
									    '''\u0120''',
									    '''\u0120l''',
									    '''\u0120n''',
									    '''\u0120lo''',
									    '''\u0120low''',
									    '''er''',
									    '''\u0120lowest''',
									    '''\u0120newer''',
									    '''\u0120wider''',
									    '''<unk>''',
									]
									snake_case_									=				dict(zip(lowercase_       ,				range(len(lowercase_					)					)					)					)
									snake_case_									=				['''#version: 0.2''', '''\u0120 l''', '''\u0120l o''', '''\u0120lo w''', '''e r''', '''''']
									snake_case_									=				{'''unk_token''': '''<unk>'''}

									snake_case_									=				os.path.join(self.tmpdirname       ,				'''bart_tokenizer'''					)
									os.makedirs(lowercase_       ,				exist_ok=lowercase_					)
									snake_case_									=				os.path.join(lowercase_       ,				BART_VOCAB_FILES_NAMES['''vocab_file''']					)
									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   A_ (		self    :					Any					):
									return DPRQuestionEncoderTokenizer.from_pretrained(os.path.join(self.tmpdirname       ,				'''dpr_tokenizer'''					)					)


				def   A_ (		self    :					Dict					):
									return BartTokenizer.from_pretrained(os.path.join(self.tmpdirname       ,				'''bart_tokenizer'''					)					)


				def   A_ (		self    :					Optional[Any]					):
									shutil.rmtree(self.tmpdirname					)


				@require_tokenizers
				def   A_ (		self    :					Union[str, Any]					):
									snake_case_									=				os.path.join(self.tmpdirname       ,				'''rag_tokenizer'''					)
									snake_case_									=				RagConfig(question_encoder=DPRConfig().to_dict()       ,				generator=BartConfig().to_dict()					)
									snake_case_									=				RagTokenizer(question_encoder=self.get_dpr_tokenizer()       ,				generator=self.get_bart_tokenizer()					)
									rag_config.save_pretrained(lowercase_					)
									rag_tokenizer.save_pretrained(lowercase_					)
									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   A_ (		self    :					List[Any]					):
									snake_case_									=				RagTokenizer.from_pretrained('''facebook/rag-token-nq'''					)
									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''',
									]
									snake_case_									=				tokenizer(lowercase_					)
									self.assertIsNotNone(lowercase_					)


				@slow
				def   A_ (		self    :					Dict					):
									snake_case_									=				RagTokenizer.from_pretrained('''facebook/rag-sequence-nq'''					)
									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''',
									]
									snake_case_									=				tokenizer(lowercase_					)
									self.assertIsNotNone(lowercase_					)









"""simple docstring"""





from __future__ import annotations

from typing import Generic, TypeVar

_SCREAMING_SNAKE_CASE					:				Optional[Any]					    =						TypeVar('''T''')






class      a						(					Generic[T]		):






    def __init__(       self     :							List[str]       ,						__SCREAMING_SNAKE_CASE     :							T					)     ->		None:
      lowerCamelCase_         =						data
      lowerCamelCase_         =						self
      lowerCamelCase_         =						0






class      a						(					Generic[T]		):






    def __init__(       self     :							Any					)     ->		None:
      # map from node name to the node object
      lowerCamelCase_         =						{}






    def    UpperCamelCase       (       self     :							List[str]       ,						__SCREAMING_SNAKE_CASE     :							T					)     ->		None:
      # create a new set with x as its member
      lowerCamelCase_         =						DisjointSetTreeNode(__SCREAMING_SNAKE_CASE					)






    def    UpperCamelCase       (       self     :							Optional[int]       ,						__SCREAMING_SNAKE_CASE     :							T					)     ->		DisjointSetTreeNode[T]:
      # find the set x belongs to (with path-compression)
      lowerCamelCase_         =						self.map[data]
      if elem_ref != elem_ref.parent:
        lowerCamelCase_         =						self.find_set(elem_ref.parent.data					)
      return elem_ref.parent






    def    UpperCamelCase       (       self     :							str       ,						__SCREAMING_SNAKE_CASE     :							DisjointSetTreeNode[T]       ,						__SCREAMING_SNAKE_CASE     :							DisjointSetTreeNode[T]					)     ->		None:
      # helper function for union operation
      if nodea.rank > nodea.rank:
        lowerCamelCase_         =						nodea
      else:
        lowerCamelCase_         =						nodea
        if nodea.rank == nodea.rank:
          nodea.rank += 1






    def    UpperCamelCase       (       self     :							List[str]       ,						__SCREAMING_SNAKE_CASE     :							T       ,						__SCREAMING_SNAKE_CASE     :							T					)     ->		None:
      # merge 2 disjoint sets
      self.link(self.find_set(__SCREAMING_SNAKE_CASE					)       ,						self.find_set(__SCREAMING_SNAKE_CASE					)					)






class      a						(					Generic[T]		):






    def __init__(       self     :							Optional[int]					)     ->		None:
      # connections: map from the node to the neighbouring nodes (with weights)
      lowerCamelCase_         =						{}






    def    UpperCamelCase       (       self     :							Optional[int]       ,						__SCREAMING_SNAKE_CASE     :							T					)     ->		None:
      # add a node ONLY if its not present in the graph
      if node not in self.connections:
        lowerCamelCase_         =						{}






    def    UpperCamelCase       (       self     :							Tuple       ,						__SCREAMING_SNAKE_CASE     :							T       ,						__SCREAMING_SNAKE_CASE     :							T       ,						__SCREAMING_SNAKE_CASE     :							int					)     ->		None:
      # add an edge with the given weight
      self.add_node(__SCREAMING_SNAKE_CASE					)
      self.add_node(__SCREAMING_SNAKE_CASE					)
      lowerCamelCase_         =						weight
      lowerCamelCase_         =						weight






    def    UpperCamelCase       (       self     :							List[Any]					)     ->		GraphUndirectedWeighted[T]:
      lowerCamelCase_         =						[]
      lowerCamelCase_         =						set()
      for start in self.connections:
        for end in self.connections[start]:
          if (start, end) not in seen:
            seen.add((end, start)					)
            edges.append((start, end, self.connections[start][end])					)
      edges.sort(key=lambda __SCREAMING_SNAKE_CASE					: x[2]					)

      # creating the disjoint set
      lowerCamelCase_         =						DisjointSetTree[T]()
      for node in self.connections:
        disjoint_set.make_set(__SCREAMING_SNAKE_CASE					)

      # MST generation
      lowerCamelCase_         =						0
      lowerCamelCase_         =						0
      lowerCamelCase_         =						GraphUndirectedWeighted[T]()
      while num_edges < len(self.connections					) - 1:
        lowerCamelCase_     ,	lowerCamelCase_     ,	lowerCamelCase_         =						edges[index]
        index += 1
        lowerCamelCase_         =						disjoint_set.find_set(__SCREAMING_SNAKE_CASE					)
        lowerCamelCase_         =						disjoint_set.find_set(__SCREAMING_SNAKE_CASE					)
        if parent_u != parent_v:
          num_edges += 1
          graph.add_edge(__SCREAMING_SNAKE_CASE       ,						__SCREAMING_SNAKE_CASE       ,						__SCREAMING_SNAKE_CASE					)
          disjoint_set.union(__SCREAMING_SNAKE_CASE       ,						__SCREAMING_SNAKE_CASE					)
      return graph




