
import datetime
import platform
import subprocess
from typing import Optional, Tuple, Union

import numpy as np
def  lowerCAmelCase__			(  SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_     )				->		np.array:
			lowerCAmelCase__      :      Dict         =		F'''{sampling_rate}'''
			lowerCAmelCase__      :      Any         =		'1'
			lowerCAmelCase__      :      Optional[Any]         =		'f32le'
			lowerCAmelCase__      :      Any         =		[
			    'ffmpeg',
			    '-i',
			    'pipe:0',
			    '-ac',
			    ac,
			    '-ar',
			    ar,
			    '-f',
			    format_for_conversion,
			    '-hide_banner',
			    '-loglevel',
			    'quiet',
			    'pipe:1',
			]

			try:
						with subprocess.Popen(SCREAMING_SNAKE_CASE_       ,							stdin=subprocess.PIPE       ,							stdout=subprocess.PIPE     ) as ffmpeg_process:
									lowerCAmelCase__      :      List[Any]         =		ffmpeg_process.communicate(SCREAMING_SNAKE_CASE_     )
			except FileNotFoundError as error:
						raise ValueError('ffmpeg was not found but is required to load audio files from filename'     ) from error
			lowerCAmelCase__      :      List[str]         =		output_stream[0]
			lowerCAmelCase__      :      str         =		np.frombuffer(SCREAMING_SNAKE_CASE_       ,							np.floataa     )
			if audio.shape[0] == 0:
						raise ValueError('Malformed soundfile'     )
			return audio
def  lowerCAmelCase__			(  SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_ = "f32le"       ,							)				->		Dict:
			lowerCAmelCase__      :      Optional[Any]         =		F'''{sampling_rate}'''
			lowerCAmelCase__      :      Any         =		'1'
			if format_for_conversion == "s16le":
						lowerCAmelCase__      :      Dict         =		2
			elif format_for_conversion == "f32le":
						lowerCAmelCase__      :      List[str]         =		4
			else:
						raise ValueError(F'''Unhandled format `{format_for_conversion}`. Please use `s16le` or `f32le`'''     )

			lowerCAmelCase__      :      Tuple         =		platform.system()
			if system == "Linux":
						lowerCAmelCase__      :      str         =		'alsa'
						lowerCAmelCase__      :      str         =		'default'
			elif system == "Darwin":
						lowerCAmelCase__      :      Any         =		'avfoundation'
						lowerCAmelCase__      :      Tuple         =		':0'
			elif system == "Windows":
						lowerCAmelCase__      :      Any         =		'dshow'
						lowerCAmelCase__      :      int         =		'default'

			lowerCAmelCase__      :      Any         =		[
			    'ffmpeg',
			    '-f',
			    format_,
			    '-i',
			    input_,
			    '-ac',
			    ac,
			    '-ar',
			    ar,
			    '-f',
			    format_for_conversion,
			    '-fflags',
			    'nobuffer',
			    '-hide_banner',
			    '-loglevel',
			    'quiet',
			    'pipe:1',
			]
			lowerCAmelCase__      :      List[str]         =		int(round(sampling_rate * chunk_length_s     )     ) * size_of_sample
			lowerCAmelCase__      :      str         =		_ffmpeg_stream(SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_     )
			for item in iterator:
						yield item
def  lowerCAmelCase__			(  SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_ = None       ,							SCREAMING_SNAKE_CASE_ = None       ,							SCREAMING_SNAKE_CASE_ = "f32le"       ,							)				->		str:
			if stream_chunk_s is not None:
						lowerCAmelCase__      :      Union[str, Any]         =		stream_chunk_s
			else:
						lowerCAmelCase__      :      Tuple         =		chunk_length_s

			lowerCAmelCase__      :      Any         =		ffmpeg_microphone(SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_       ,							format_for_conversion=SCREAMING_SNAKE_CASE_     )
			if format_for_conversion == "s16le":
						lowerCAmelCase__      :      Optional[Any]         =		np.intaa
						lowerCAmelCase__      :      Optional[Any]         =		2
			elif format_for_conversion == "f32le":
						lowerCAmelCase__      :      Optional[Any]         =		np.floataa
						lowerCAmelCase__      :      Optional[Any]         =		4
			else:
						raise ValueError(F'''Unhandled format `{format_for_conversion}`. Please use `s16le` or `f32le`'''     )

			if stride_length_s is None:
						lowerCAmelCase__      :      Dict         =		chunk_length_s / 6
			lowerCAmelCase__      :      int         =		int(round(sampling_rate * chunk_length_s     )     ) * size_of_sample
			if isinstance(SCREAMING_SNAKE_CASE_       ,							(int, float)     ):
						lowerCAmelCase__      :      Dict         =		[stride_length_s, stride_length_s]

			lowerCAmelCase__      :      Union[str, Any]         =		int(round(sampling_rate * stride_length_s[0]     )     ) * size_of_sample
			lowerCAmelCase__      :      List[Any]         =		int(round(sampling_rate * stride_length_s[1]     )     ) * size_of_sample
			lowerCAmelCase__      :      Any         =		datetime.datetime.now()
			lowerCAmelCase__      :      Any         =		datetime.timedelta(seconds=SCREAMING_SNAKE_CASE_     )
			for item in chunk_bytes_iter(SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_       ,							stride=(stride_left, stride_right)       ,							stream=SCREAMING_SNAKE_CASE_     ):
						# Put everything back in numpy scale
						lowerCAmelCase__      :      Any         =		np.frombuffer(item['raw']       ,							dtype=SCREAMING_SNAKE_CASE_     )
						lowerCAmelCase__      :      Optional[Any]         =		(
						    item['stride'][0] // size_of_sample,
						    item['stride'][1] // size_of_sample,
						)
						lowerCAmelCase__      :      Optional[int]         =		sampling_rate
						audio_time += delta
						if datetime.datetime.now() > audio_time + 10 * delta:
									# We're late !! SKIP
									continue
						yield item
def  lowerCAmelCase__			(  SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_ = False     )				->		Optional[int]:
			lowerCAmelCase__      :      Union[str, Any]         =		b''
			lowerCAmelCase__      ,				lowerCAmelCase__      :      Union[str, Any]         =		stride
			if stride_left + stride_right >= chunk_len:
						raise ValueError(
						    F'''Stride needs to be strictly smaller than chunk_len: ({stride_left}, {stride_right}) vs {chunk_len}'''     )
			lowerCAmelCase__      :      List[str]         =		0
			for raw in iterator:
						acc += raw
						if stream and len(SCREAMING_SNAKE_CASE_     ) < chunk_len:
									lowerCAmelCase__      :      Tuple         =		(_stride_left, 0)
									yield {"raw": acc[:chunk_len], "stride": stride, "partial": True}
						else:
									while len(SCREAMING_SNAKE_CASE_     ) >= chunk_len:
												# We are flushing the accumulator
												lowerCAmelCase__      :      Dict         =		(_stride_left, stride_right)
												lowerCAmelCase__      :      Any         =		{'raw': acc[:chunk_len], 'stride': stride}
												if stream:
															lowerCAmelCase__      :      Optional[int]         =		False
												yield item
												lowerCAmelCase__      :      Optional[int]         =		stride_left
												lowerCAmelCase__      :      Optional[int]         =		acc[chunk_len - stride_left - stride_right :]
    # Last chunk
			if len(SCREAMING_SNAKE_CASE_     ) > stride_left:
						lowerCAmelCase__      :      Tuple         =		{'raw': acc, 'stride': (_stride_left, 0)}
						if stream:
									lowerCAmelCase__      :      Any         =		False
						yield item







def  lowerCAmelCase__			(  SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_     )				->		str:
			lowerCAmelCase__      :      int         =		2**24  # 16Mo
			try:
						with subprocess.Popen(SCREAMING_SNAKE_CASE_       ,							stdout=subprocess.PIPE       ,							bufsize=SCREAMING_SNAKE_CASE_     ) as ffmpeg_process:
									while True:
												lowerCAmelCase__      :      List[str]         =		ffmpeg_process.stdout.read(SCREAMING_SNAKE_CASE_     )
												if raw == b"":
															break
												yield raw
			except FileNotFoundError as error:
						raise ValueError('ffmpeg was not found but is required to stream audio files from filename'     ) from error

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__							(     __magic_name__	):






				def 							_lowerCamelCase		(						self					:      Tuple   ):






							'''simple docstring'''







							lowerCAmelCase__      :      Optional[Any]         =		tempfile.mkdtemp()
							lowerCAmelCase__      :      Dict         =		8

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

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






				def 							_lowerCamelCase		(						self					:      Optional[Any]   ):






							'''simple docstring'''







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






				def 							_lowerCamelCase		(						self					:      Any   ):






							'''simple docstring'''







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






				def 							_lowerCamelCase		(						self					:      Optional[Any]   ):






							'''simple docstring'''







							shutil.rmtree(self.tmpdirname   )






				@require_tokenizers
				def 							_lowerCamelCase		(						self					:      Any   ):






							'''simple docstring'''







							lowerCAmelCase__      :      Union[str, Any]         =		os.path.join(self.tmpdirname    ,     'rag_tokenizer'   )
							lowerCAmelCase__      :      Any         =		RagConfig(question_encoder=DPRConfig().to_dict()    ,     generator=BartConfig().to_dict()   )
							lowerCAmelCase__      :      Any         =		RagTokenizer(question_encoder=self.get_dpr_tokenizer()    ,     generator=self.get_bart_tokenizer()   )
							rag_config.save_pretrained(a   )
							rag_tokenizer.save_pretrained(a   )
							lowerCAmelCase__      :      List[str]         =		RagTokenizer.from_pretrained(a    ,     config=a   )
							self.assertIsInstance(new_rag_tokenizer.question_encoder    ,     a   )
							self.assertEqual(new_rag_tokenizer.question_encoder.get_vocab()    ,     rag_tokenizer.question_encoder.get_vocab()   )
							self.assertIsInstance(new_rag_tokenizer.generator    ,     a   )
							self.assertEqual(new_rag_tokenizer.generator.get_vocab()    ,     rag_tokenizer.generator.get_vocab()   )






				@slow
				def 							_lowerCamelCase		(						self					:      int   ):






							'''simple docstring'''







							lowerCAmelCase__      :      Union[str, Any]         =		RagTokenizer.from_pretrained('facebook/rag-token-nq'   )
							lowerCAmelCase__      :      Any         =		[
							    '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',
							]
							lowerCAmelCase__      :      List[str]         =		tokenizer(a   )
							self.assertIsNotNone(a   )






				@slow
				def 							_lowerCamelCase		(						self					:      List[Any]   ):






							'''simple docstring'''







							lowerCAmelCase__      :      List[str]         =		RagTokenizer.from_pretrained('facebook/rag-sequence-nq'   )
							lowerCAmelCase__      :      List[str]         =		[
							    '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',
							]
							lowerCAmelCase__      :      int         =		tokenizer(a   )
							self.assertIsNotNone(a   )