
from typing import List, Optional, Union

import numpy as np

from ...feature_extraction_sequence_utils import SequenceFeatureExtractor
from ...feature_extraction_utils import BatchFeature
from ...utils import PaddingStrategy, TensorType, logging


_UpperCamelCase:					str     =logging.get_logger(__name__)





class 						__lowercase(     SCREAMING_SNAKE_CASE   ):


       """simple docstring"""







       UpperCamelCase_				 =							['''input_values''', '''attention_mask''']



       def __init__(     self					:			List[Any]  ,      _lowerCAmelCase					:			int=1  ,      _lowerCAmelCase					:			Optional[Any]=1_6000  ,      _lowerCAmelCase					:			Union[str, Any]=0.0  ,      _lowerCAmelCase					:			List[str]=False  ,      _lowerCAmelCase					:			Dict=True  ,      **_lowerCAmelCase					:			Union[str, Any]  ,      )					->   List[str]:
         super().__init__(feature_size=_lowerCAmelCase  ,      sampling_rate=_lowerCAmelCase  ,      padding_value=_lowerCAmelCase  ,      **_lowerCAmelCase       )
         _lowerCAmelCase						=		return_attention_mask
         _lowerCAmelCase						=		do_normalize



       @staticmethod
       def SCREAMING_SNAKE_CASE_				(     _lowerCAmelCase					:			List[np.ndarray]  ,      _lowerCAmelCase					:			List[np.ndarray]  ,      _lowerCAmelCase					:			float = 0.0       )					->   List[np.ndarray]:
         if attention_mask is not None:
           _lowerCAmelCase						=		np.array(_lowerCAmelCase  ,      np.intaa       )
           _lowerCAmelCase						=		[]

           for vector, length in zip(_lowerCAmelCase  ,      attention_mask.sum(-1       )       ):
             _lowerCAmelCase						=		(vector - vector[:length].mean()) / np.sqrt(vector[:length].var() + 1e-7       )
             if length < normed_slice.shape[0]:
               _lowerCAmelCase						=		padding_value

             normed_input_values.append(_lowerCAmelCase       )
         else:
           _lowerCAmelCase						=		[(x - x.mean()) / np.sqrt(x.var() + 1e-7       ) for x in input_values]

         return normed_input_values






       def __call__(     self					:			int  ,      _lowerCAmelCase					:			Union[np.ndarray, List[float], List[np.ndarray], List[List[float]]]  ,      _lowerCAmelCase					:			Union[bool, str, PaddingStrategy] = False  ,      _lowerCAmelCase					:			Optional[int] = None  ,      _lowerCAmelCase					:			bool = False  ,      _lowerCAmelCase					:			Optional[int] = None  ,      _lowerCAmelCase					:			Optional[bool] = None  ,      _lowerCAmelCase					:			Optional[Union[str, TensorType]] = None  ,      _lowerCAmelCase					:			Optional[int] = None  ,      **_lowerCAmelCase					:			Any  ,      )					->   BatchFeature:

         if sampling_rate is not None:
           if sampling_rate != self.sampling_rate:
             raise ValueError(
                 F'''The model corresponding to this feature extractor: {self} was trained using a sampling rate of'''
                 F''' {self.sampling_rate}. Please make sure that the provided `raw_speech` input was sampled with'''
                 F''' {self.sampling_rate} and not {sampling_rate}.'''       )
         else:
           logger.warning(
               'It is strongly recommended to pass the ``sampling_rate`` argument to this function. '
               'Failing to do so can result in silent errors that might be hard to debug.'       )

         _lowerCAmelCase						=		isinstance(_lowerCAmelCase  ,      np.ndarray       ) and len(raw_speech.shape       ) > 1
         if is_batched_numpy and len(raw_speech.shape       ) > 2:
           raise ValueError(F'''Only mono-channel audio is supported for input to {self}'''       )
         _lowerCAmelCase						=		is_batched_numpy or (
             isinstance(_lowerCAmelCase  ,      (list, tuple)       ) and (isinstance(raw_speech[0]  ,      (np.ndarray, tuple, list)       ))
         )

         # always return batch
         if not is_batched:
           _lowerCAmelCase						=		[raw_speech]

         # convert into correct format for padding
         _lowerCAmelCase						=		BatchFeature({'input_values': raw_speech}       )

         _lowerCAmelCase						=		self.pad(
             _lowerCAmelCase  ,      padding=_lowerCAmelCase  ,      max_length=_lowerCAmelCase  ,      truncation=_lowerCAmelCase  ,      pad_to_multiple_of=_lowerCAmelCase  ,      return_attention_mask=_lowerCAmelCase  ,      )

         # convert input values to correct format
         _lowerCAmelCase						=		padded_inputs['input_values']
         if not isinstance(input_values[0]  ,      np.ndarray       ):
           _lowerCAmelCase						=		[np.asarray(_lowerCAmelCase  ,      dtype=np.floataa       ) for array in input_values]
         elif (
             not isinstance(_lowerCAmelCase  ,      np.ndarray       )
             and isinstance(input_values[0]  ,      np.ndarray       )
             and input_values[0].dtype is np.dtype(np.floataa       )
         ):
           _lowerCAmelCase						=		[array.astype(np.floataa       ) for array in input_values]
         elif isinstance(_lowerCAmelCase  ,      np.ndarray       ) and input_values.dtype is np.dtype(np.floataa       ):
           _lowerCAmelCase						=		input_values.astype(np.floataa       )

         # convert attention_mask to correct format
         _lowerCAmelCase						=		padded_inputs.get('attention_mask'       )
         if attention_mask is not None:
           _lowerCAmelCase						=		[np.asarray(_lowerCAmelCase  ,      dtype=np.intaa       ) for array in attention_mask]

         # zero-mean and unit-variance normalization
         if self.do_normalize:
           _lowerCAmelCase						=		(
               attention_mask
               if self._get_padding_strategies(_lowerCAmelCase  ,      max_length=_lowerCAmelCase       ) is not PaddingStrategy.DO_NOT_PAD
               else None
           )
           _lowerCAmelCase						=		self.zero_mean_unit_var_norm(
               padded_inputs['input_values']  ,      attention_mask=_lowerCAmelCase  ,      padding_value=self.padding_value       )

         if return_tensors is not None:
           _lowerCAmelCase						=		padded_inputs.convert_to_tensors(_lowerCAmelCase       )

         return padded_inputs


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

import faiss
import numpy as np
from datasets import Dataset

from transformers import BartConfig, BartTokenizer, DPRConfig, DPRQuestionEncoderTokenizer, RagConfig
from transformers.file_utils import is_datasets_available, is_faiss_available, is_psutil_available, is_torch_available
from transformers.integrations import is_ray_available
from transformers.models.bert.tokenization_bert import VOCAB_FILES_NAMES as DPR_VOCAB_FILES_NAMES
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_ray


sys.path.append(os.path.join(os.getcwd()))  # noqa: E402 # noqa: E402 # isort:skip

if is_torch_available():
       from distributed_pytorch_retriever import RagPyTorchDistributedRetriever  # noqa: E402 # isort:skip
else:
       _UpperCamelCase:					List[Any]     =None

if is_ray_available():
       import ray  # noqa: E402 # isort:skip
       from distributed_ray_retriever import RagRayDistributedRetriever, RayRetriever  # noqa: E402 # isort:skip
else:
       _UpperCamelCase:					List[str]     =None
       _UpperCamelCase:					Tuple     =None
       _UpperCamelCase:					Any     =None



def 	_a  (					__SCREAMING_SNAKE_CASE					:  Optional[int]    ):






  """simple docstring"""




  if not (is_datasets_available() and is_faiss_available() and is_psutil_available()):
    _lowerCAmelCase						=		unittest.skip('test requires Datasets, Faiss, psutil'    )(__SCREAMING_SNAKE_CASE    )
  return test_case





@require_distributed_retrieval
class 						__lowercase(     SCREAMING_SNAKE_CASE   ):


       """simple docstring"""







       def SCREAMING_SNAKE_CASE_				(     self					:			List[str]       )					->   Optional[Any]:
         _lowerCAmelCase						=		tempfile.mkdtemp()
         _lowerCAmelCase						=		8

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

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



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



       def SCREAMING_SNAKE_CASE_				(     self					:			Any       )					->   BartTokenizer:
         return BartTokenizer.from_pretrained(os.path.join(self.tmpdirname  ,      'bart_tokenizer'       )       )



       def SCREAMING_SNAKE_CASE_				(     self					:			Dict       )					->   int:
         shutil.rmtree(self.tmpdirname       )



       def SCREAMING_SNAKE_CASE_				(     self					:			str       )					->   str:
         _lowerCAmelCase						=		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					:			int  ,      _lowerCAmelCase					:			bool  ,      _lowerCAmelCase					:			Tuple=1_2345       )					->   RagPyTorchDistributedRetriever:
         _lowerCAmelCase						=		self.get_dummy_dataset()
         _lowerCAmelCase						=		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:
           _lowerCAmelCase						=		dataset
           _lowerCAmelCase						=		RagPyTorchDistributedRetriever(
               _lowerCAmelCase  ,      question_encoder_tokenizer=self.get_dpr_tokenizer()  ,      generator_tokenizer=self.get_bart_tokenizer()  ,      )
           if init_retrieval:
             retriever.init_retrieval(_lowerCAmelCase       )
         return retriever



       def SCREAMING_SNAKE_CASE_				(     self					:			Any  ,      _lowerCAmelCase					:			bool       )					->   RagRayDistributedRetriever:
         # Have to run in local mode because sys.path modifications at top of
         # file are not propogated to remote workers.
         # https://stackoverflow.com/questions/54338013/parallel-import-a-python-file-from-sibling-folder
         ray.init(local_mode=_lowerCAmelCase       )
         _lowerCAmelCase						=		RagConfig(
             retrieval_vector_size=self.retrieval_vector_size  ,      question_encoder=DPRConfig().to_dict()  ,      generator=BartConfig().to_dict()  ,      )
         _lowerCAmelCase						=		ray.remote(_lowerCAmelCase       )
         _lowerCAmelCase						=		[remote_cls.remote() for _ in range(1       )]
         with patch('transformers.models.rag.retrieval_rag.load_dataset'       ) as mock_load_dataset:
           _lowerCAmelCase						=		self.get_dummy_dataset()
           _lowerCAmelCase						=		RagRayDistributedRetriever(
               _lowerCAmelCase  ,      question_encoder_tokenizer=self.get_dpr_tokenizer()  ,      generator_tokenizer=self.get_bart_tokenizer()  ,      retrieval_workers=_lowerCAmelCase  ,      )
           if init_retrieval:
             retriever.init_retrieval()
         return retriever



       def SCREAMING_SNAKE_CASE_				(     self					:			Optional[Any]  ,      _lowerCAmelCase					:			bool  ,      _lowerCAmelCase					:			bool  ,      _lowerCAmelCase					:			List[Any]=1_2345       )					->   List[Any]:
         _lowerCAmelCase						=		self.get_dummy_dataset()
         _lowerCAmelCase						=		RagConfig(
             retrieval_vector_size=self.retrieval_vector_size  ,      question_encoder=DPRConfig().to_dict()  ,      generator=BartConfig().to_dict()  ,      index_name='custom'  ,      )
         if from_disk:
           _lowerCAmelCase						=		os.path.join(self.tmpdirname  ,      'dataset'       )
           _lowerCAmelCase						=		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
           _lowerCAmelCase						=		RagPyTorchDistributedRetriever(
               _lowerCAmelCase  ,      question_encoder_tokenizer=self.get_dpr_tokenizer()  ,      generator_tokenizer=self.get_bart_tokenizer()  ,      )
         else:
           _lowerCAmelCase						=		RagPyTorchDistributedRetriever(
               _lowerCAmelCase  ,      question_encoder_tokenizer=self.get_dpr_tokenizer()  ,      generator_tokenizer=self.get_bart_tokenizer()  ,      index=CustomHFIndex(config.retrieval_vector_size  ,      _lowerCAmelCase       )  ,      )
         if init_retrieval:
           retriever.init_retrieval(_lowerCAmelCase       )
         return retriever



       def SCREAMING_SNAKE_CASE_				(     self					:			Union[str, Any]  ,      _lowerCAmelCase					:			bool  ,      _lowerCAmelCase					:			bool       )					->   int:
         # Have to run in local mode because sys.path modifications at top of
         # file are not propogated to remote workers.
         # https://stackoverflow.com/questions/54338013/parallel-import-a-python-file-from-sibling-folder
         ray.init(local_mode=_lowerCAmelCase       )
         _lowerCAmelCase						=		self.get_dummy_dataset()
         _lowerCAmelCase						=		RagConfig(
             retrieval_vector_size=self.retrieval_vector_size  ,      question_encoder=DPRConfig().to_dict()  ,      generator=BartConfig().to_dict()  ,      index_name='custom'  ,      )
         _lowerCAmelCase						=		ray.remote(_lowerCAmelCase       )
         _lowerCAmelCase						=		[remote_cls.remote() for _ in range(1       )]
         if from_disk:
           _lowerCAmelCase						=		os.path.join(self.tmpdirname  ,      'dataset'       )
           _lowerCAmelCase						=		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
           _lowerCAmelCase						=		RagRayDistributedRetriever(
               _lowerCAmelCase  ,      question_encoder_tokenizer=self.get_dpr_tokenizer()  ,      generator_tokenizer=self.get_bart_tokenizer()  ,      retrieval_workers=_lowerCAmelCase  ,      index=CustomHFIndex.load_from_disk(
                   vector_size=config.retrieval_vector_size  ,      dataset_path=config.passages_path  ,      index_path=config.index_path  ,      )  ,      )
         else:
           _lowerCAmelCase						=		RagRayDistributedRetriever(
               _lowerCAmelCase  ,      question_encoder_tokenizer=self.get_dpr_tokenizer()  ,      generator_tokenizer=self.get_bart_tokenizer()  ,      retrieval_workers=_lowerCAmelCase  ,      index=CustomHFIndex(config.retrieval_vector_size  ,      _lowerCAmelCase       )  ,      )
         if init_retrieval:
           retriever.init_retrieval()
         return retriever



       def SCREAMING_SNAKE_CASE_				(     self					:			str  ,      _lowerCAmelCase					:			RagRetriever  ,      _lowerCAmelCase					:			np.array  ,      _lowerCAmelCase					:			int       )					->   None:
         _lowerCAmelCase	,       _lowerCAmelCase	,       _lowerCAmelCase						=		retriever.retrieve(_lowerCAmelCase  ,      n_docs=_lowerCAmelCase       )
         self.assertEqual(retrieved_doc_embeds.shape  ,      (2, n_docs, self.retrieval_vector_size)       )
         self.assertEqual(len(_lowerCAmelCase       )  ,      2       )
         self.assertEqual(sorted(doc_dicts[0]       )  ,      ['embeddings', 'id', 'text', 'title']       )
         self.assertEqual(len(doc_dicts[0]['id']       )  ,      _lowerCAmelCase       )
         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					:			Any       )					->   Optional[int]:
         _lowerCAmelCase						=		1
         _lowerCAmelCase						=		np.array(
             [np.ones(self.retrieval_vector_size       ), -np.ones(self.retrieval_vector_size       )]  ,      dtype=np.floataa       )

         self.distributed_retriever_check(
             self.get_dummy_pytorch_distributed_retriever(init_retrieval=_lowerCAmelCase       )  ,      _lowerCAmelCase  ,      _lowerCAmelCase       )



       def SCREAMING_SNAKE_CASE_				(     self					:			Tuple       )					->   Any:
         _lowerCAmelCase						=		1
         _lowerCAmelCase						=		np.array(
             [np.ones(self.retrieval_vector_size       ), -np.ones(self.retrieval_vector_size       )]  ,      dtype=np.floataa       )

         self.distributed_retriever_check(
             self.get_dummy_custom_hf_index_pytorch_retriever(init_retrieval=_lowerCAmelCase  ,      from_disk=_lowerCAmelCase       )  ,      _lowerCAmelCase  ,      _lowerCAmelCase  ,      )



       def SCREAMING_SNAKE_CASE_				(     self					:			int       )					->   Optional[Any]:
         _lowerCAmelCase						=		1
         _lowerCAmelCase						=		np.array(
             [np.ones(self.retrieval_vector_size       ), -np.ones(self.retrieval_vector_size       )]  ,      dtype=np.floataa       )

         self.distributed_retriever_check(
             self.get_dummy_custom_hf_index_pytorch_retriever(init_retrieval=_lowerCAmelCase  ,      from_disk=_lowerCAmelCase       )  ,      _lowerCAmelCase  ,      _lowerCAmelCase  ,      )



       @require_ray
       def SCREAMING_SNAKE_CASE_				(     self					:			Dict       )					->   Any:
         _lowerCAmelCase						=		1
         _lowerCAmelCase						=		np.array(
             [np.ones(self.retrieval_vector_size       ), -np.ones(self.retrieval_vector_size       )]  ,      dtype=np.floataa       )

         self.distributed_retriever_check(
             self.get_dummy_ray_distributed_retriever(init_retrieval=_lowerCAmelCase       )  ,      _lowerCAmelCase  ,      _lowerCAmelCase       )
         ray.shutdown()



       @require_ray
       def SCREAMING_SNAKE_CASE_				(     self					:			List[str]       )					->   Optional[Any]:
         _lowerCAmelCase						=		1
         _lowerCAmelCase						=		np.array(
             [np.ones(self.retrieval_vector_size       ), -np.ones(self.retrieval_vector_size       )]  ,      dtype=np.floataa       )
         with self.assertRaises(_lowerCAmelCase       ):
           self.distributed_retriever_check(
               self.get_dummy_custom_hf_index_ray_retriever(init_retrieval=_lowerCAmelCase  ,      from_disk=_lowerCAmelCase       )  ,      _lowerCAmelCase  ,      _lowerCAmelCase  ,      )
         ray.shutdown()






       @require_ray
       def SCREAMING_SNAKE_CASE_				(     self					:			str       )					->   List[Any]:
         _lowerCAmelCase						=		1
         _lowerCAmelCase						=		np.array(
             [np.ones(self.retrieval_vector_size       ), -np.ones(self.retrieval_vector_size       )]  ,      dtype=np.floataa       )

         self.distributed_retriever_check(
             self.get_dummy_custom_hf_index_ray_retriever(init_retrieval=_lowerCAmelCase  ,      from_disk=_lowerCAmelCase       )  ,      _lowerCAmelCase  ,      _lowerCAmelCase       )
         ray.shutdown()
