





import os

from packaging import version

from .. import __version__
from .accelerate_utils import apply_forward_hook
from .constants import (
    CONFIG_NAME,
    DEPRECATED_REVISION_ARGS,
    DIFFUSERS_CACHE,
    DIFFUSERS_DYNAMIC_MODULE_NAME,
    FLAX_WEIGHTS_NAME,
    HF_MODULES_CACHE,
    HUGGINGFACE_CO_RESOLVE_ENDPOINT,
    ONNX_EXTERNAL_WEIGHTS_NAME,
    ONNX_WEIGHTS_NAME,
    SAFETENSORS_WEIGHTS_NAME,
    TEXT_ENCODER_ATTN_MODULE,
    WEIGHTS_NAME,
)
from .deprecation_utils import deprecate
from .doc_utils import replace_example_docstring
from .dynamic_modules_utils import get_class_from_dynamic_module
from .hub_utils import (
    HF_HUB_OFFLINE,
    _add_variant,
    _get_model_file,
    extract_commit_hash,
    http_user_agent,
)
from .import_utils import (
    BACKENDS_MAPPING,
    ENV_VARS_TRUE_AND_AUTO_VALUES,
    ENV_VARS_TRUE_VALUES,
    USE_JAX,
    USE_TF,
    USE_TORCH,
    DummyObject,
    OptionalDependencyNotAvailable,
    is_accelerate_available,
    is_accelerate_version,
    is_bsa_available,
    is_flax_available,
    is_ftfy_available,
    is_inflect_available,
    is_invisible_watermark_available,
    is_k_diffusion_available,
    is_k_diffusion_version,
    is_librosa_available,
    is_note_seq_available,
    is_omegaconf_available,
    is_onnx_available,
    is_safetensors_available,
    is_scipy_available,
    is_tensorboard_available,
    is_tf_available,
    is_torch_available,
    is_torch_version,
    is_torchsde_available,
    is_transformers_available,
    is_transformers_version,
    is_unidecode_available,
    is_wandb_available,
    is_xformers_available,
    requires_backends,
)
from .logging import get_logger
from .outputs import BaseOutput
from .pil_utils import PIL_INTERPOLATION, numpy_to_pil, pt_to_pil
from .torch_utils import is_compiled_module, randn_tensor


if is_torch_available():
			from .testing_utils import (
			    floats_tensor,
			    load_hf_numpy,
			    load_image,
			    load_numpy,
			    load_pt,
			    nightly,
			    parse_flag_from_env,
			    print_tensor_test,
			    require_torch_a,
			    require_torch_gpu,
			    skip_mps,
			    slow,
			    torch_all_close,
			    torch_device,
			)
			from .torch_utils import maybe_allow_in_graph

from .testing_utils import export_to_gif, export_to_video


__UpperCamelCase:  Optional[Any]   =   get_logger(__name__)


def 			SCREAMING_SNAKE_CASE__     (					_lowercase    :   Optional[Any] )      ->       Tuple:




		'''simple docstring'''
		if version.parse(_lowercase ) < version.parse(_lowercase ):
				if "dev" in min_version:
						lowercase__				:			List[str]            =		(
						    'This example requires a source install from HuggingFace diffusers (see '
						    '`https://huggingface.co/docs/diffusers/installation#install-from-source`),'
						)
				else:
						lowercase__				:			Any            =		f"""This example requires a minimum version of {min_version},"""
				error_message += f""" but the version found is {__version__}.\n"""
				raise ImportError(_lowercase )









import itertools
import random
import unittest

import numpy as np

from transformers import EncodecFeatureExtractor
from transformers.testing_utils import require_torch
from transformers.utils.import_utils import is_torch_available

from ...test_sequence_feature_extraction_common import SequenceFeatureExtractionTestMixin


if is_torch_available():
			import torch


__UpperCamelCase:  int   =   random.Random()


def 			SCREAMING_SNAKE_CASE__     (					_lowercase    :   int      ,						_lowercase    :   List[Any]=1.0      ,						_lowercase    :   Dict=None      ,						_lowercase    :   List[str]=None )      ->       List[str]:




		'''simple docstring'''
		if rng is None:
				lowercase__				:			int            =		global_rng

		lowercase__				:			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
class 			__lowerCAmelCase				(					unittest.TestCase			):


	'''simple docstring'''





	def __init__(	self:	Union[str, Any],				lowerCamelCase_:	Union[str, Any],				lowerCamelCase_:	int=7,				lowerCamelCase_:	Tuple=400,				lowerCamelCase_:	Union[str, Any]=2000,				lowerCamelCase_:	Optional[int]=1,				lowerCamelCase_:	int=0.0,				lowerCamelCase_:	Any=24000,				lowerCamelCase_:	Dict=True,				):
			lowercase__				:			List[str]            =		parent
			lowercase__				:			Any            =		batch_size
			lowercase__				:			List[str]            =		min_seq_length
			lowercase__				:			Tuple            =		max_seq_length
			lowercase__				:			Optional[Any]            =		(self.max_seq_length - self.min_seq_length) // (self.batch_size - 1)
			lowercase__				:			int            =		feature_size
			lowercase__				:			Optional[Any]            =		padding_value
			lowercase__				:			Optional[int]            =		sampling_rate
			lowercase__				:			str            =		return_attention_mask

	def       snake_case__(	self:	str ):
			return {
			    "feature_size": self.feature_size,
			    "padding_value": self.padding_value,
			    "sampling_rate": self.sampling_rate,
			    "return_attention_mask": self.return_attention_mask,
			}





	def       snake_case__(	self:	Dict,				lowerCamelCase_:	int=False,				lowerCamelCase_:	Optional[Any]=False ):
			def _flatten(lowerCamelCase_:	int ):
					return list(itertools.chain(*lowerCamelCase_ ) )

			if equal_length:
					lowercase__				:			Tuple            =		floats_list((self.batch_size, self.max_seq_length) )
			else:
					# make sure that inputs increase in size
					lowercase__				:			Dict            =		[
					    _flatten(floats_list((x, self.feature_size) ) )
					    for x in range(self.min_seq_length,				self.max_seq_length,				self.seq_length_diff )
					]

			if numpify:
					lowercase__				:			Any            =		[np.asarray(lowerCamelCase_ ) for x in audio_inputs]

			return audio_inputs


@require_torch
class 			__lowerCAmelCase				(					_UpperCamelCase      ,						unittest.TestCase			):


	'''simple docstring'''





	_A       	=							EncodecFeatureExtractor

	def       snake_case__(	self:	List[Any] ):
			lowercase__				:			List[Any]            =		EnCodecFeatureExtractionTester(self )

	def       snake_case__(	self:	Optional[int] ):
			# Tests that all call wrap to encode_plus and batch_encode_plus
			lowercase__				:			List[str]            =		self.feature_extraction_class(**self.feat_extract_tester.prepare_feat_extract_dict() )
			# create three inputs of length 800, 1000, and 1200
			lowercase__				:			Dict            =		[floats_list((1, x) )[0] for x in range(800,				1400,				200 )]
			lowercase__				:			List[Any]            =		[np.asarray(lowerCamelCase_ ) for audio_input in audio_inputs]

			# Test not batched input
			lowercase__				:			List[str]            =		feat_extract(audio_inputs[0],				return_tensors='np' ).input_values
			lowercase__				:			List[str]            =		feat_extract(np_audio_inputs[0],				return_tensors='np' ).input_values
			self.assertTrue(np.allclose(lowerCamelCase_,				lowerCamelCase_,				atol=1E-3 ) )

			# Test batched
			lowercase__				:			Any            =		feat_extract(lowerCamelCase_,				padding=lowerCamelCase_,				return_tensors='np' ).input_values
			lowercase__				:			List[str]            =		feat_extract(lowerCamelCase_,				padding=lowerCamelCase_,				return_tensors='np' ).input_values
			for enc_seq_a, enc_seq_a in zip(lowerCamelCase_,				lowerCamelCase_ ):
					self.assertTrue(np.allclose(lowerCamelCase_,				lowerCamelCase_,				atol=1E-3 ) )

	def       snake_case__(	self:	List[Any] ):
			lowercase__				:			Union[str, Any]            =		self.feature_extraction_class(**self.feat_extract_tester.prepare_feat_extract_dict() )
			lowercase__				:			Optional[int]            =		np.random.rand(100 ).astype(np.floataa )
			lowercase__				:			Optional[int]            =		np_audio_inputs.tolist()

			for inputs in [py_audio_inputs, np_audio_inputs]:
					lowercase__				:			int            =		feature_extractor.pad([{'input_values': inputs}],				return_tensors='np' )
					self.assertTrue(np_processed.input_values.dtype == np.floataa )
					lowercase__				:			int            =		feature_extractor.pad([{'input_values': inputs}],				return_tensors='pt' )
					self.assertTrue(pt_processed.input_values.dtype == torch.floataa )

	def       snake_case__(	self:	Any,				lowerCamelCase_:	Any ):
			from datasets import load_dataset

			lowercase__				:			Dict            =		load_dataset('hf-internal-testing/librispeech_asr_dummy',				'clean',				split='validation' )
			# automatic decoding with librispeech
			lowercase__				:			Union[str, Any]            =		ds.sort('id' ).select(range(lowerCamelCase_ ) )[:num_samples]['audio']

			return [x["array"] for x in audio_samples]

	def       snake_case__(	self:	List[str] ):
			# fmt: off
			lowercase__				:			Optional[int]            =		torch.tensor(
			    [2.3804E-03, 2.0752E-03, 1.9836E-03, 2.1057E-03, 1.6174E-03,
			     3.0518E-04, 9.1553E-05, 3.3569E-04, 9.7656E-04, 1.8311E-03,
			     2.0142E-03, 2.1057E-03, 1.7395E-03, 4.5776E-04, -3.9673E-04,
			     4.5776E-04, 1.0071E-03, 9.1553E-05, 4.8828E-04, 1.1597E-03,
			     7.3242E-04, 9.4604E-04, 1.8005E-03, 1.8311E-03, 8.8501E-04,
			     4.2725E-04, 4.8828E-04, 7.3242E-04, 1.0986E-03, 2.1057E-03] )
			# fmt: on
			lowercase__				:			Tuple            =		self._load_datasamples(1 )
			lowercase__				:			List[Any]            =		EncodecFeatureExtractor()
			lowercase__				:			Optional[int]            =		feature_extractor(lowerCamelCase_,				return_tensors='pt' ).input_values
			self.assertEquals(input_values.shape,				(1, 1, 93680) )
			self.assertTrue(torch.allclose(input_values[0, 0, :30],				lowerCamelCase_,				atol=1E-6 ) )

	def       snake_case__(	self:	Dict ):
			# fmt: off
			lowercase__				:			Union[str, Any]            =		torch.tensor(
			    [2.3804E-03, 2.0752E-03, 1.9836E-03, 2.1057E-03, 1.6174E-03,
			     3.0518E-04, 9.1553E-05, 3.3569E-04, 9.7656E-04, 1.8311E-03,
			     2.0142E-03, 2.1057E-03, 1.7395E-03, 4.5776E-04, -3.9673E-04,
			     4.5776E-04, 1.0071E-03, 9.1553E-05, 4.8828E-04, 1.1597E-03,
			     7.3242E-04, 9.4604E-04, 1.8005E-03, 1.8311E-03, 8.8501E-04,
			     4.2725E-04, 4.8828E-04, 7.3242E-04, 1.0986E-03, 2.1057E-03] )
			# fmt: on
			lowercase__				:			Dict            =		self._load_datasamples(1 )
			lowercase__				:			Tuple            =		[np.tile(input_audio[0][None],				reps=(2, 1) )]
			input_audio[0][1] *= 0.5
			lowercase__				:			Tuple            =		EncodecFeatureExtractor(feature_size=2 )
			lowercase__				:			Dict            =		feature_extractor(lowerCamelCase_,				return_tensors='pt' ).input_values
			self.assertEquals(input_values.shape,				(1, 2, 93680) )
			self.assertTrue(torch.allclose(input_values[0, 0, :30],				lowerCamelCase_,				atol=1E-6 ) )
			self.assertTrue(torch.allclose(input_values[0, 1, :30],				EXPECTED_INPUT_VALUES * 0.5,				atol=1E-6 ) )





	def       snake_case__(	self:	List[str] ):
			lowercase__				:			List[Any]            =		self._load_datasamples(2 )
			# would be easier if the stride was like
			lowercase__				:			List[str]            =		EncodecFeatureExtractor(feature_size=1,				chunk_length_s=1,				overlap=0.0_1 )

			# pad and trunc raise an error ?
			with self.assertRaisesRegex(
			    lowerCamelCase_,				'^Both padding and truncation were set. Make sure you only set one.$',				):
					lowercase__				:			Tuple            =		feature_extractor(
					    lowerCamelCase_,				padding='max_length',				truncation=lowerCamelCase_,				return_tensors='pt' ).input_values

			# truncate to chunk
			lowercase__				:			List[str]            =		feature_extractor(lowerCamelCase_,				truncation=lowerCamelCase_,				return_tensors='pt' ).input_values
			self.assertEquals(truncated_outputs.shape,				(2, 1, 71520) )  # 2 chunks

			# force truncate to max_length
			lowercase__				:			int            =		feature_extractor(
			    lowerCamelCase_,				truncation=lowerCamelCase_,				max_length=48000,				return_tensors='pt' ).input_values
			self.assertEquals(truncated_outputs.shape,				(2, 1, 48000) )

			# pad to chunk
			lowercase__				:			str            =		feature_extractor(lowerCamelCase_,				padding=lowerCamelCase_,				return_tensors='pt' ).input_values
			self.assertEquals(padded_outputs.shape,				(2, 1, 95280) )

			# pad to chunk
			lowercase__				:			Tuple            =		feature_extractor(lowerCamelCase_,				return_tensors='pt' ).input_values
			self.assertEquals(truncated_outputs.shape,				(2, 1, 95280) )

			# force pad to max length
			lowercase__				:			Any            =		feature_extractor(
			    lowerCamelCase_,				padding='max_length',				max_length=100000,				return_tensors='pt' ).input_values
			self.assertEquals(truncated_outputs.shape,				(2, 1, 100000) )

			# force no pad
			with self.assertRaisesRegex(
			    lowerCamelCase_,				'^Unable to create tensor, you should probably activate padding with \'padding=True\' to have batched tensors with the same length.$',				):
					lowercase__				:			List[str]            =		feature_extractor(lowerCamelCase_,				padding=lowerCamelCase_,				return_tensors='pt' ).input_values

			lowercase__				:			List[str]            =		feature_extractor(input_audio[0],				padding=lowerCamelCase_,				return_tensors='pt' ).input_values
			self.assertEquals(truncated_outputs.shape,				(1, 1, 93680) )

			# no pad if no chunk_length_s
			lowercase__				:			Dict            =		None
			with self.assertRaisesRegex(
			    lowerCamelCase_,				'^Unable to create tensor, you should probably activate padding with \'padding=True\' to have batched tensors with the same length.$',				):
					lowercase__				:			List[Any]            =		feature_extractor(lowerCamelCase_,				padding=lowerCamelCase_,				return_tensors='pt' ).input_values

			lowercase__				:			Any            =		feature_extractor(input_audio[0],				padding=lowerCamelCase_,				return_tensors='pt' ).input_values
			self.assertEquals(truncated_outputs.shape,				(1, 1, 93680) )

			# no pad if no overlap
			lowercase__				:			str            =		2
			lowercase__				:			Tuple            =		None
			with self.assertRaisesRegex(
			    lowerCamelCase_,				'^Unable to create tensor, you should probably activate padding with \'padding=True\' to have batched tensors with the same length.$',				):
					lowercase__				:			Optional[Any]            =		feature_extractor(lowerCamelCase_,				padding=lowerCamelCase_,				return_tensors='pt' ).input_values

			lowercase__				:			List[str]            =		feature_extractor(input_audio[0],				padding=lowerCamelCase_,				return_tensors='pt' ).input_values
			self.assertEquals(truncated_outputs.shape,				(1, 1, 93680) )


