'''simple docstring'''
import random
import shutil
import tempfile
import unittest

import numpy as np

from transformers import TaTokenizer, TaTokenizerFast
from transformers.testing_utils import require_sentencepiece, require_torch
from transformers.utils.import_utils import is_speech_available, is_torch_available


if is_torch_available():
 pass

if is_speech_available():
 from transformers import EncodecFeatureExtractor, MusicgenProcessor


_A		:      Dict						   =random.Random()







def 				__UpperCamelCase (					__UpperCAmelCase  :					Dict ,   __UpperCAmelCase  :					Optional[Any]=1.0 ,   __UpperCAmelCase  :					List[Any]=None ,   __UpperCAmelCase  :					int=None			)							->	Optional[Any]:
  if rng is None:
    lowercase				:							Optional[Any]									=   global_rng

  lowercase				:							List[Any]									=   []
  for batch_idx in range(shape[0]			):
    values.append([]			)
    for _ in range(shape[1]			):
      values[-1].append(rng.random() * scale			)

  return values






@require_torch
@require_sentencepiece
class _lowerCAmelCase			(	unittest.TestCase					):







      def      lowerCamelCase__      (  self     ):
        lowercase				:							int									=   '''facebook/musicgen-small'''
        lowercase				:							List[Any]									=   tempfile.mkdtemp()







      def      lowerCamelCase__      (  self  ,    **lowercase     ):
        return TaTokenizer.from_pretrained(self.checkpoint  ,    **__lowercase     )







      def      lowerCamelCase__      (  self  ,    **lowercase     ):
        return EncodecFeatureExtractor.from_pretrained(self.checkpoint  ,    **__lowercase     )







      def      lowerCamelCase__      (  self     ):
        shutil.rmtree(self.tmpdirname     )







      def      lowerCamelCase__      (  self     ):
        lowercase				:							Union[str, Any]									=   self.get_tokenizer()
        lowercase				:							List[str]									=   self.get_feature_extractor()

        lowercase				:							Optional[int]									=   MusicgenProcessor(tokenizer=__lowercase  ,    feature_extractor=__lowercase     )

        processor.save_pretrained(self.tmpdirname     )
        lowercase				:							Union[str, Any]									=   MusicgenProcessor.from_pretrained(self.tmpdirname     )

        self.assertEqual(processor.tokenizer.get_vocab()  ,    tokenizer.get_vocab()     )
        self.assertIsInstance(processor.tokenizer  ,    __lowercase     )

        self.assertEqual(processor.feature_extractor.to_json_string()  ,    feature_extractor.to_json_string()     )
        self.assertIsInstance(processor.feature_extractor  ,    __lowercase     )







      def      lowerCamelCase__      (  self     ):
        lowercase				:							int									=   MusicgenProcessor(tokenizer=self.get_tokenizer()  ,    feature_extractor=self.get_feature_extractor()     )
        processor.save_pretrained(self.tmpdirname     )

        lowercase				:							List[Any]									=   self.get_tokenizer(bos_token='''(BOS)'''  ,    eos_token='''(EOS)'''     )
        lowercase				:							Dict									=   self.get_feature_extractor(do_normalize=__lowercase  ,    padding_value=1.0     )

        lowercase				:							Union[str, Any]									=   MusicgenProcessor.from_pretrained(
            self.tmpdirname  ,    bos_token='''(BOS)'''  ,    eos_token='''(EOS)'''  ,    do_normalize=__lowercase  ,    padding_value=1.0     )

        self.assertEqual(processor.tokenizer.get_vocab()  ,    tokenizer_add_kwargs.get_vocab()     )
        self.assertIsInstance(processor.tokenizer  ,    __lowercase     )

        self.assertEqual(processor.feature_extractor.to_json_string()  ,    feature_extractor_add_kwargs.to_json_string()     )
        self.assertIsInstance(processor.feature_extractor  ,    __lowercase     )







      def      lowerCamelCase__      (  self     ):
        lowercase				:							List[Any]									=   self.get_feature_extractor()
        lowercase				:							int									=   self.get_tokenizer()

        lowercase				:							Any									=   MusicgenProcessor(tokenizer=__lowercase  ,    feature_extractor=__lowercase     )

        lowercase				:							Any									=   floats_list((3, 1000)     )

        lowercase				:							List[str]									=   feature_extractor(__lowercase  ,    return_tensors='''np'''     )
        lowercase				:							Optional[int]									=   processor(__lowercase  ,    return_tensors='''np'''     )

        for key in input_feat_extract.keys():
          self.assertAlmostEqual(input_feat_extract[key].sum()  ,    input_processor[key].sum()  ,    delta=1e-2     )







      def      lowerCamelCase__      (  self     ):
        lowercase				:							Optional[Any]									=   self.get_feature_extractor()
        lowercase				:							List[str]									=   self.get_tokenizer()

        lowercase				:							Tuple									=   MusicgenProcessor(tokenizer=__lowercase  ,    feature_extractor=__lowercase     )

        lowercase				:							Any									=   '''This is a test string'''

        lowercase				:							str									=   processor(text=__lowercase     )

        lowercase				:							str									=   tokenizer(__lowercase     )

        for key in encoded_tok.keys():
          self.assertListEqual(encoded_tok[key]  ,    encoded_processor[key]     )







      def      lowerCamelCase__      (  self     ):
        lowercase				:							int									=   self.get_feature_extractor()
        lowercase				:							Optional[Any]									=   self.get_tokenizer()

        lowercase				:							Optional[int]									=   MusicgenProcessor(tokenizer=__lowercase  ,    feature_extractor=__lowercase     )

        lowercase				:							Tuple									=   [[1, 4, 5, 8, 1, 0, 8], [3, 4, 3, 1, 1, 8, 9]]

        lowercase				:							Optional[int]									=   processor.batch_decode(sequences=__lowercase     )
        lowercase				:							Tuple									=   tokenizer.batch_decode(__lowercase     )

        self.assertListEqual(__lowercase  ,    __lowercase     )







      def      lowerCamelCase__      (  self     ):
        lowercase				:							Any									=   self.get_feature_extractor()
        lowercase				:							Optional[Any]									=   self.get_tokenizer()

        lowercase				:							List[Any]									=   MusicgenProcessor(tokenizer=__lowercase  ,    feature_extractor=__lowercase     )

        self.assertListEqual(
            processor.model_input_names  ,    feature_extractor.model_input_names  ,    msg='''`processor` and `feature_extractor` model input names do not match'''  ,    )







      def      lowerCamelCase__      (  self     ):
        lowercase				:							Union[str, Any]									=   self.get_feature_extractor(padding_side='''left'''     )
        lowercase				:							Tuple									=   self.get_tokenizer()

        lowercase				:							List[Any]									=   MusicgenProcessor(tokenizer=__lowercase  ,    feature_extractor=__lowercase     )

        lowercase				:							Optional[Any]									=   [floats_list((1, x)     )[0] for x in range(5  ,    20  ,    5     )]
        lowercase				:							Tuple									=   processor(__lowercase     ).padding_mask

        lowercase				:							Any									=   np.asarray(floats_list((3, 20)     )     )[:, None, :]
        lowercase				:							List[str]									=   processor.batch_decode(__lowercase  ,    padding_mask=__lowercase     )

        self.assertIsInstance(__lowercase  ,    __lowercase     )

        for audio in decoded_audios:
          self.assertIsInstance(__lowercase  ,    np.ndarray     )

        self.assertTrue(decoded_audios[0].shape == (1, 10)     )
        self.assertTrue(decoded_audios[1].shape == (1, 15)     )
        self.assertTrue(decoded_audios[2].shape == (1, 20)     )



def       lowerCAmelCase			(		lowerCAmelCase_			)->			int:
				lowerCAmelCase_			:   Optional[int]     					=					len(lowerCAmelCase_			)
				if n in (0, 1):
								return 0
				return sum(query * (n - i - 1) for i, query in enumerate(sorted(lowerCAmelCase_			)			)			)


if __name__ == "__main__":
						import doctest

						doctest.testmod()