






'''simple docstring'''







import json
import os
import pickle
import shutil
import tempfile
from unittest import TestCase
from unittest.mock import patch

import numpy as np
from datasets import Dataset

from transformers import is_faiss_available
from transformers.models.bart.configuration_bart import BartConfig
from transformers.models.bart.tokenization_bart import BartTokenizer
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.dpr.tokenization_dpr import DPRContextEncoderTokenizer, DPRQuestionEncoderTokenizer
from transformers.models.rag.configuration_rag import RagConfig
from transformers.models.rag.retrieval_rag import CustomHFIndex, RagRetriever
from transformers.models.roberta.tokenization_roberta import VOCAB_FILES_NAMES as BART_VOCAB_FILES_NAMES
from transformers.testing_utils import require_faiss, require_sentencepiece, require_tokenizers, require_torch


if is_faiss_available():
		import faiss





@require_faiss
class 	SCREAMING_SNAKE_CASE					(					SCREAMING_SNAKE_CASE_       ):






			def 			SCREAMING_SNAKE_CASE      ( self      :			Dict					)			->			Dict:
							a_		:  Union[str, Any]											=      tempfile.mkdtemp()
							a_		:  Union[str, Any]											=      8

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

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






			def 			SCREAMING_SNAKE_CASE      ( self      :			Tuple					)			->			DPRQuestionEncoderTokenizer:
							return DPRQuestionEncoderTokenizer.from_pretrained(os.path.join(self.tmpdirname  ,						'''dpr_tokenizer'''					)					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			str					)			->			DPRContextEncoderTokenizer:
							return DPRContextEncoderTokenizer.from_pretrained(os.path.join(self.tmpdirname  ,						'''dpr_tokenizer'''					)					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			Optional[int]					)			->			BartTokenizer:
							return BartTokenizer.from_pretrained(os.path.join(self.tmpdirname  ,						'''bart_tokenizer'''					)					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			List[Any]					)			->			Union[str, Any]:
							shutil.rmtree(self.tmpdirname					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			Dict					)			->			Union[str, Any]:
							a_		:  str											=      Dataset.from_dict(
							    {
							        '''id''': ['''0''', '''1'''],
							        '''text''': ['''foo''', '''bar'''],
							        '''title''': ['''Foo''', '''Bar'''],
							        '''embeddings''': [np.ones(self.retrieval_vector_size					), 2 * np.ones(self.retrieval_vector_size					)],
							    }					)
							dataset.add_faiss_index('''embeddings'''  ,						string_factory='''Flat'''  ,						metric_type=faiss.METRIC_INNER_PRODUCT					)
							return dataset






			def 			SCREAMING_SNAKE_CASE      ( self      :			List[str]					)			->			Tuple:
							a_		:  List[str]											=      self.get_dummy_dataset()
							a_		:  Tuple											=      RagConfig(
							    retrieval_vector_size=self.retrieval_vector_size  ,						question_encoder=DPRConfig().to_dict()  ,						generator=BartConfig().to_dict()  ,						)
							with patch('''transformers.models.rag.retrieval_rag.load_dataset'''					) as mock_load_dataset:
											a_		:  Tuple											=      dataset
											a_		:  Any											=      RagRetriever(
											    __SCREAMING_SNAKE_CASE  ,						question_encoder_tokenizer=self.get_dpr_tokenizer()  ,						generator_tokenizer=self.get_bart_tokenizer()  ,						)
							return retriever






			def 			SCREAMING_SNAKE_CASE      ( self      :			Dict  ,						__SCREAMING_SNAKE_CASE      :			bool					)			->			Dict:
							a_		:  Dict											=      self.get_dummy_dataset()
							a_		:  Dict											=      RagConfig(
							    retrieval_vector_size=self.retrieval_vector_size  ,						question_encoder=DPRConfig().to_dict()  ,						generator=BartConfig().to_dict()  ,						index_name='''custom'''  ,						)
							if from_disk:
											a_		:  Optional[int]											=      os.path.join(self.tmpdirname  ,						'''dataset'''					)
											a_		:  str											=      os.path.join(self.tmpdirname  ,						'''index.faiss'''					)
											dataset.get_index('''embeddings'''					).save(os.path.join(self.tmpdirname  ,						'''index.faiss'''					)					)
											dataset.drop_index('''embeddings'''					)
											dataset.save_to_disk(os.path.join(self.tmpdirname  ,						'''dataset'''					)					)
											del dataset
											a_		:  int											=      RagRetriever(
											    __SCREAMING_SNAKE_CASE  ,						question_encoder_tokenizer=self.get_dpr_tokenizer()  ,						generator_tokenizer=self.get_bart_tokenizer()  ,						)
							else:
											a_		:  Optional[Any]											=      RagRetriever(
											    __SCREAMING_SNAKE_CASE  ,						question_encoder_tokenizer=self.get_dpr_tokenizer()  ,						generator_tokenizer=self.get_bart_tokenizer()  ,						index=CustomHFIndex(config.retrieval_vector_size  ,						__SCREAMING_SNAKE_CASE					)  ,						)
							return retriever






			def 			SCREAMING_SNAKE_CASE      ( self      :			Optional[Any]					)			->			Optional[int]:
							a_		:  str											=      Dataset.from_dict(
							    {
							        '''id''': ['''0''', '''1'''],
							        '''text''': ['''foo''', '''bar'''],
							        '''title''': ['''Foo''', '''Bar'''],
							        '''embeddings''': [np.ones(self.retrieval_vector_size + 1					), 2 * np.ones(self.retrieval_vector_size + 1					)],
							    }					)
							dataset.add_faiss_index('''embeddings'''  ,						string_factory='''Flat'''  ,						metric_type=faiss.METRIC_INNER_PRODUCT					)

							a_		:  Optional[int]											=      os.path.join(self.tmpdirname  ,						'''hf_bert_base.hnswSQ8_correct_phi_128.c_index'''					)
							dataset.save_faiss_index('''embeddings'''  ,						index_file_name + '''.index.dpr'''					)
							pickle.dump(dataset['''id''']  ,						open(index_file_name + '''.index_meta.dpr'''  ,						'''wb'''					)					)

							a_		:  Union[str, Any]											=      os.path.join(self.tmpdirname  ,						'''psgs_w100.tsv.pkl'''					)
							a_		:  Dict											=      {sample['''id''']: [sample['''text'''], sample['''title''']] for sample in dataset}
							pickle.dump(__SCREAMING_SNAKE_CASE  ,						open(__SCREAMING_SNAKE_CASE  ,						'''wb'''					)					)

							a_		:  Optional[Any]											=      RagConfig(
							    retrieval_vector_size=self.retrieval_vector_size  ,						question_encoder=DPRConfig().to_dict()  ,						generator=BartConfig().to_dict()  ,						index_name='''legacy'''  ,						index_path=self.tmpdirname  ,						)
							a_		:  int											=      RagRetriever(
							    __SCREAMING_SNAKE_CASE  ,						question_encoder_tokenizer=self.get_dpr_tokenizer()  ,						generator_tokenizer=self.get_bart_tokenizer()					)
							return retriever






			def 			SCREAMING_SNAKE_CASE      ( self      :			Tuple					)			->			Dict:
							a_		:  Optional[Any]											=      1
							a_		:  Dict											=      self.get_dummy_canonical_hf_index_retriever()
							a_		:  Tuple											=      np.array(
							    [np.ones(self.retrieval_vector_size					), -np.ones(self.retrieval_vector_size					)]  ,						dtype=np.floataa					)
							a_				,			a_				,			a_		:  str											=      retriever.retrieve(__SCREAMING_SNAKE_CASE  ,						n_docs=__SCREAMING_SNAKE_CASE					)
							self.assertEqual(retrieved_doc_embeds.shape  ,						(2, n_docs, self.retrieval_vector_size)					)
							self.assertEqual(len(__SCREAMING_SNAKE_CASE					)  ,						2					)
							self.assertEqual(sorted(doc_dicts[0]					)  ,						['''embeddings''', '''id''', '''text''', '''title''']					)
							self.assertEqual(len(doc_dicts[0]['''id''']					)  ,						__SCREAMING_SNAKE_CASE					)
							self.assertEqual(doc_dicts[0]['''id'''][0]  ,						'''1'''					)  # max inner product is reached with second doc
							self.assertEqual(doc_dicts[1]['''id'''][0]  ,						'''0'''					)  # max inner product is reached with first doc
							self.assertListEqual(doc_ids.tolist()  ,						[[1], [0]]					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			Tuple					)			->			Dict:
							a_		:  str											=      self.get_dummy_canonical_hf_index_retriever()
							with tempfile.TemporaryDirectory() as tmp_dirname:
											with patch('''transformers.models.rag.retrieval_rag.load_dataset'''					) as mock_load_dataset:
															a_		:  List[str]											=      self.get_dummy_dataset()
															retriever.save_pretrained(__SCREAMING_SNAKE_CASE					)
															a_		:  Optional[Any]											=      RagRetriever.from_pretrained(__SCREAMING_SNAKE_CASE					)
															self.assertIsInstance(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE					)
															a_		:  Union[str, Any]											=      np.array(
															    [np.ones(self.retrieval_vector_size					), -np.ones(self.retrieval_vector_size					)]  ,						dtype=np.floataa					)
															a_		:  List[str]											=      retriever.retrieve(__SCREAMING_SNAKE_CASE  ,						n_docs=1					)
															self.assertTrue(out is not None					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			Dict					)			->			int:
							a_		:  Union[str, Any]											=      1
							a_		:  Optional[Any]											=      self.get_dummy_custom_hf_index_retriever(from_disk=__SCREAMING_SNAKE_CASE					)
							a_		:  List[Any]											=      np.array(
							    [np.ones(self.retrieval_vector_size					), -np.ones(self.retrieval_vector_size					)]  ,						dtype=np.floataa					)
							a_				,			a_				,			a_		:  Any											=      retriever.retrieve(__SCREAMING_SNAKE_CASE  ,						n_docs=__SCREAMING_SNAKE_CASE					)
							self.assertEqual(retrieved_doc_embeds.shape  ,						(2, n_docs, self.retrieval_vector_size)					)
							self.assertEqual(len(__SCREAMING_SNAKE_CASE					)  ,						2					)
							self.assertEqual(sorted(doc_dicts[0]					)  ,						['''embeddings''', '''id''', '''text''', '''title''']					)
							self.assertEqual(len(doc_dicts[0]['''id''']					)  ,						__SCREAMING_SNAKE_CASE					)
							self.assertEqual(doc_dicts[0]['''id'''][0]  ,						'''1'''					)  # max inner product is reached with second doc
							self.assertEqual(doc_dicts[1]['''id'''][0]  ,						'''0'''					)  # max inner product is reached with first doc
							self.assertListEqual(doc_ids.tolist()  ,						[[1], [0]]					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			str					)			->			List[str]:
							a_		:  Dict											=      self.get_dummy_custom_hf_index_retriever(from_disk=__SCREAMING_SNAKE_CASE					)
							with tempfile.TemporaryDirectory() as tmp_dirname:
											retriever.save_pretrained(__SCREAMING_SNAKE_CASE					)
											a_		:  List[str]											=      RagRetriever.from_pretrained(__SCREAMING_SNAKE_CASE					)
											self.assertIsInstance(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE					)
											a_		:  Tuple											=      np.array(
											    [np.ones(self.retrieval_vector_size					), -np.ones(self.retrieval_vector_size					)]  ,						dtype=np.floataa					)
											a_		:  Dict											=      retriever.retrieve(__SCREAMING_SNAKE_CASE  ,						n_docs=1					)
											self.assertTrue(out is not None					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			Tuple					)			->			Optional[int]:
							a_		:  Union[str, Any]											=      1
							a_		:  str											=      self.get_dummy_custom_hf_index_retriever(from_disk=__SCREAMING_SNAKE_CASE					)
							a_		:  Optional[int]											=      np.array(
							    [np.ones(self.retrieval_vector_size					), -np.ones(self.retrieval_vector_size					)]  ,						dtype=np.floataa					)
							a_				,			a_				,			a_		:  Tuple											=      retriever.retrieve(__SCREAMING_SNAKE_CASE  ,						n_docs=__SCREAMING_SNAKE_CASE					)
							self.assertEqual(retrieved_doc_embeds.shape  ,						(2, n_docs, self.retrieval_vector_size)					)
							self.assertEqual(len(__SCREAMING_SNAKE_CASE					)  ,						2					)
							self.assertEqual(sorted(doc_dicts[0]					)  ,						['''embeddings''', '''id''', '''text''', '''title''']					)
							self.assertEqual(len(doc_dicts[0]['''id''']					)  ,						__SCREAMING_SNAKE_CASE					)
							self.assertEqual(doc_dicts[0]['''id'''][0]  ,						'''1'''					)  # max inner product is reached with second doc
							self.assertEqual(doc_dicts[1]['''id'''][0]  ,						'''0'''					)  # max inner product is reached with first doc
							self.assertListEqual(doc_ids.tolist()  ,						[[1], [0]]					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			int					)			->			Dict:
							a_		:  List[str]											=      self.get_dummy_custom_hf_index_retriever(from_disk=__SCREAMING_SNAKE_CASE					)
							with tempfile.TemporaryDirectory() as tmp_dirname:
											retriever.save_pretrained(__SCREAMING_SNAKE_CASE					)
											a_		:  Any											=      RagRetriever.from_pretrained(__SCREAMING_SNAKE_CASE					)
											self.assertIsInstance(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE					)
											a_		:  Tuple											=      np.array(
											    [np.ones(self.retrieval_vector_size					), -np.ones(self.retrieval_vector_size					)]  ,						dtype=np.floataa					)
											a_		:  Dict											=      retriever.retrieve(__SCREAMING_SNAKE_CASE  ,						n_docs=1					)
											self.assertTrue(out is not None					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			Optional[int]					)			->			Any:
							a_		:  str											=      1
							a_		:  Tuple											=      self.get_dummy_legacy_index_retriever()
							a_		:  Union[str, Any]											=      np.array(
							    [np.ones(self.retrieval_vector_size					), -np.ones(self.retrieval_vector_size					)]  ,						dtype=np.floataa					)
							a_				,			a_				,			a_		:  Any											=      retriever.retrieve(__SCREAMING_SNAKE_CASE  ,						n_docs=__SCREAMING_SNAKE_CASE					)
							self.assertEqual(retrieved_doc_embeds.shape  ,						(2, n_docs, self.retrieval_vector_size)					)
							self.assertEqual(len(__SCREAMING_SNAKE_CASE					)  ,						2					)
							self.assertEqual(sorted(doc_dicts[0]					)  ,						['''text''', '''title''']					)
							self.assertEqual(len(doc_dicts[0]['''text''']					)  ,						__SCREAMING_SNAKE_CASE					)
							self.assertEqual(doc_dicts[0]['''text'''][0]  ,						'''bar'''					)  # max inner product is reached with second doc
							self.assertEqual(doc_dicts[1]['''text'''][0]  ,						'''foo'''					)  # max inner product is reached with first doc
							self.assertListEqual(doc_ids.tolist()  ,						[[1], [0]]					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			int					)			->			Optional[int]:
							a_		:  List[str]											=      self.get_dummy_legacy_index_retriever()
							with tempfile.TemporaryDirectory() as tmp_dirname:
											retriever.save_pretrained(__SCREAMING_SNAKE_CASE					)
											a_		:  Any											=      RagRetriever.from_pretrained(__SCREAMING_SNAKE_CASE					)
											self.assertIsInstance(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE					)
											a_		:  List[str]											=      np.array(
											    [np.ones(self.retrieval_vector_size					), -np.ones(self.retrieval_vector_size					)]  ,						dtype=np.floataa					)
											a_		:  Optional[Any]											=      retriever.retrieve(__SCREAMING_SNAKE_CASE  ,						n_docs=1					)
											self.assertTrue(out is not None					)






			@require_torch
			@require_tokenizers
			@require_sentencepiece
			def 			SCREAMING_SNAKE_CASE      ( self      :			int					)			->			List[str]:
							import torch

							a_		:  Any											=      1
							a_		:  List[Any]											=      self.get_dummy_canonical_hf_index_retriever()
							a_		:  Union[str, Any]											=      [[5, 7], [10, 11]]
							a_		:  Optional[int]											=      np.array(
							    [np.ones(self.retrieval_vector_size					), -np.ones(self.retrieval_vector_size					)]  ,						dtype=np.floataa					)
							a_		:  str											=      retriever(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE  ,						prefix=retriever.config.generator.prefix  ,						n_docs=__SCREAMING_SNAKE_CASE					)
							a_				,			a_				,			a_		:  List[str]											=      (
							    out['''context_input_ids'''],
							    out['''context_attention_mask'''],
							    out['''retrieved_doc_embeds'''],
							)
							self.assertEqual(retrieved_doc_embeds.shape  ,						(2, n_docs, self.retrieval_vector_size)					)
							self.assertIsInstance(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE					)
							self.assertIsInstance(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE					)
							self.assertIsInstance(__SCREAMING_SNAKE_CASE  ,						np.ndarray					)

							a_		:  Any											=      retriever(
							    __SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE  ,						prefix=retriever.config.generator.prefix  ,						n_docs=__SCREAMING_SNAKE_CASE  ,						return_tensors='''pt'''  ,						)
							a_				,			a_				,			a_				,			a_		:  str											=      (  # noqa: F841
							    out['''context_input_ids'''],
							    out['''context_attention_mask'''],
							    out['''retrieved_doc_embeds'''],
							    out['''doc_ids'''],
							)
							self.assertEqual(retrieved_doc_embeds.shape  ,						(2, n_docs, self.retrieval_vector_size)					)
							self.assertIsInstance(__SCREAMING_SNAKE_CASE  ,						torch.Tensor					)
							self.assertIsInstance(__SCREAMING_SNAKE_CASE  ,						torch.Tensor					)
							self.assertIsInstance(__SCREAMING_SNAKE_CASE  ,						torch.Tensor					)







			@require_torch
			@require_tokenizers
			@require_sentencepiece
			def 			SCREAMING_SNAKE_CASE      ( self      :			Union[str, Any]					)			->			Any:
							a_		:  str											=      self.get_dpr_ctx_encoder_tokenizer()
							a_		:  Tuple											=      1
							a_		:  Any											=      self.get_dummy_custom_hf_index_retriever(from_disk=__SCREAMING_SNAKE_CASE					)
							retriever.set_ctx_encoder_tokenizer(__SCREAMING_SNAKE_CASE					)

							a_		:  Dict											=      [[5, 7], [10, 11]]
							a_		:  List[str]											=      np.array(
							    [np.ones(self.retrieval_vector_size					), -np.ones(self.retrieval_vector_size					)]  ,						dtype=np.floataa					)
							a_		:  List[Any]											=      retriever(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE  ,						prefix=retriever.config.generator.prefix  ,						n_docs=__SCREAMING_SNAKE_CASE					)

							self.assertEqual(
							    len(__SCREAMING_SNAKE_CASE					)  ,						6					)  # check whether the retriever output consist of 6 attributes including tokenized docs
							self.assertEqual(
							    all(k in out for k in ('''tokenized_doc_ids''', '''tokenized_doc_attention_mask''')					)  ,						__SCREAMING_SNAKE_CASE					)  # check for doc token related keys in dictionary.












'''simple docstring'''







from dataclasses import dataclass, field
from typing import TYPE_CHECKING, Any, ClassVar, Dict, List, Optional, Union

import pyarrow as pa


if TYPE_CHECKING:
		from .features import FeatureType





@dataclass
class 	SCREAMING_SNAKE_CASE					:
			snake_case__  =				42
			snake_case__  =				None
			# Automatically constructed
			snake_case__  =				"dict"
			snake_case__  =				None
			snake_case__  =				field(default="Translation"	,   init=SCREAMING_SNAKE_CASE_	,   repr=SCREAMING_SNAKE_CASE_       )






			def __call__( self      :			Dict					)			->			Tuple:
							return pa.struct({lang: pa.string() for lang in sorted(self.languages					)}					)







			def 			SCREAMING_SNAKE_CASE      ( self      :			Union[str, Any]					)			->			Union["FeatureType", Dict[str, "FeatureType"]]:
							from .features import Value

							return {k: Value('''string'''					) for k in sorted(self.languages					)}





@dataclass
class 	SCREAMING_SNAKE_CASE					:
			snake_case__  =				None
			snake_case__  =				None
			snake_case__  =				None
			# Automatically constructed
			snake_case__  =				"dict"
			snake_case__  =				None
			snake_case__  =				field(default="TranslationVariableLanguages"	,   init=SCREAMING_SNAKE_CASE_	,   repr=SCREAMING_SNAKE_CASE_       )






			def 			SCREAMING_SNAKE_CASE      ( self      :			Tuple					)			->			Dict:
							a_		:  List[str]											=      sorted(set(self.languages					)					) if self.languages else None
							a_		:  Optional[Any]											=      len(self.languages					) if self.languages else None






			def __call__( self      :			Any					)			->			Optional[Any]:
							return pa.struct({'''language''': pa.list_(pa.string()					), '''translation''': pa.list_(pa.string()					)}					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			Optional[int]  ,						__SCREAMING_SNAKE_CASE      :			Optional[Any]					)			->			Optional[Any]:
							a_		:  str											=      set(self.languages					)
							if self.languages and set(__SCREAMING_SNAKE_CASE					) - lang_set:
											raise ValueError(
											    f'Some languages in example ({", ".join(sorted(set(__SCREAMING_SNAKE_CASE					) - lang_set					)					)}) are not in valid set ({", ".join(__SCREAMING_SNAKE_CASE					)}).'					)

							# Convert dictionary into tuples, splitting out cases where there are
							# multiple translations for a single language.
							a_		:  int											=      []
							for lang, text in translation_dict.items():
											if isinstance(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE					):
															translation_tuples.append((lang, text)					)
											else:
															translation_tuples.extend([(lang, el) for el in text]					)

        # Ensure translations are in ascending order by language code.
							a_				,			a_		:  List[Any]											=      zip(*sorted(__SCREAMING_SNAKE_CASE					)					)

							return {"language": languages, "translation": translations}







			def 			SCREAMING_SNAKE_CASE      ( self      :			Any					)			->			Union["FeatureType", Dict[str, "FeatureType"]]:
							from .features import Sequence, Value

							return {
							    "language": Sequence(Value('''string'''					)					),
							    "translation": Sequence(Value('''string'''					)					),
							}




