






from typing import List, Optional, Tuple, Union

import torch

from ...schedulers import DDIMScheduler
from ...utils import randn_tensor
from ..pipeline_utils import DiffusionPipeline, ImagePipelineOutput




class 					UpperCamelCase_ (     snake_case_							):



	'''simple docstring'''




	def __init__(			self			,     a			,     a   )			->       Optional[Any]:
								super().__init__()

								# make sure scheduler can always be converted to DDIM
								snake_case_           =				DDIMScheduler.from_config(scheduler.config   )

								self.register_modules(unet=a			,     scheduler=a   )






	@torch.no_grad()
	def __call__(			self			,     a = 1			,     a = None			,     a = 0.0			,     a = 50			,     a = None			,     a = "pil"			,     a = True			,     )			->       Union[ImagePipelineOutput, Tuple]:

								# Sample gaussian noise to begin loop
								if isinstance(self.unet.config.sample_size			,     a   ):
															snake_case_           =				(
															    batch_size,
															    self.unet.config.in_channels,
															    self.unet.config.sample_size,
															    self.unet.config.sample_size,
															)
								else:
															snake_case_           =				(batch_size, self.unet.config.in_channels, *self.unet.config.sample_size)

								if isinstance(a			,     a   ) and len(a   ) != batch_size:
															raise ValueError(
															    F'''You have passed a list of generators of length {len(a   )}, but requested an effective batch'''
															    F''' size of {batch_size}. Make sure the batch size matches the length of the generators.'''   )

								snake_case_           =				randn_tensor(a			,     generator=a			,     device=self.device			,     dtype=self.unet.dtype   )

								# set step values
								self.scheduler.set_timesteps(a   )

								for t in self.progress_bar(self.scheduler.timesteps   ):
															# 1. predict noise model_output
															snake_case_           =				self.unet(a			,     a   ).sample

															# 2. predict previous mean of image x_t-1 and add variance depending on eta
															# eta corresponds to η in paper and should be between [0, 1]
															# do x_t -> x_t-1
															snake_case_           =				self.scheduler.step(
															    a			,     a			,     a			,     eta=a			,     use_clipped_model_output=a			,     generator=a   ).prev_sample

								snake_case_           =				(image / 2 + 0.5).clamp(0			,     1   )
								snake_case_           =				image.cpu().permute(0			,     2			,     3			,     1   ).numpy()
								if output_type == "pil":
															snake_case_           =				self.numpy_to_pil(a   )

								if not return_dict:
															return (image,)

								return ImagePipelineOutput(images=a   )













import unittest

import numpy as np

from transformers import MODEL_FOR_AUDIO_CLASSIFICATION_MAPPING, TF_MODEL_FOR_AUDIO_CLASSIFICATION_MAPPING
from transformers.pipelines import AudioClassificationPipeline, pipeline
from transformers.testing_utils import (
    is_pipeline_test,
    nested_simplify,
    require_tf,
    require_torch,
    require_torchaudio,
    slow,
)

from .test_pipelines_common import ANY




@is_pipeline_test
class 					UpperCamelCase_ (     unittest.TestCase							):



	'''simple docstring'''




	lowerCAmelCase						=					MODEL_FOR_AUDIO_CLASSIFICATION_MAPPING
	lowerCAmelCase						=					TF_MODEL_FOR_AUDIO_CLASSIFICATION_MAPPING




	def 				_UpperCamelCase     (			self			,     a			,     a			,     a   )			->       Union[str, Any]:
								snake_case_           =				AudioClassificationPipeline(model=a			,     feature_extractor=a   )

								# test with a raw waveform
								snake_case_           =				np.zeros((3_40_00,)   )
								snake_case_           =				np.zeros((1_40_00,)   )
								return audio_classifier, [audioa, audio]




	def 				_UpperCamelCase     (			self			,     a			,     a   )			->       Tuple:
								snake_case_     ,						snake_case_           =				examples
								snake_case_           =				audio_classifier(a   )
								# by default a model is initialized with num_labels=2
								self.assertEqual(
								    a			,     [
								        {'score': ANY(a   ), 'label': ANY(a   )},
								        {'score': ANY(a   ), 'label': ANY(a   )},
								    ]			,     )
								snake_case_           =				audio_classifier(a			,     top_k=1   )
								self.assertEqual(
								    a			,     [
								        {'score': ANY(a   ), 'label': ANY(a   )},
								    ]			,     )

								self.run_torchaudio(a   )




	@require_torchaudio
	def 				_UpperCamelCase     (			self			,     a   )			->       List[str]:
								import datasets

								# test with a local file
								snake_case_           =				datasets.load_dataset('hf-internal-testing/librispeech_asr_dummy'			,     'clean'			,     split='validation'   )
								snake_case_           =				dataset[0]['audio']['array']
								snake_case_           =				audio_classifier(a   )
								self.assertEqual(
								    a			,     [
								        {'score': ANY(a   ), 'label': ANY(a   )},
								        {'score': ANY(a   ), 'label': ANY(a   )},
								    ]			,     )




	@require_torch
	def 				_UpperCamelCase     (			self   )			->       Dict:
								snake_case_           =				'anton-l/wav2vec2-random-tiny-classifier'

								snake_case_           =				pipeline('audio-classification'			,     model=a   )

								snake_case_           =				np.ones((80_00,)   )
								snake_case_           =				audio_classifier(a			,     top_k=4   )

								snake_case_           =				[
								    {'score': 0.0_842, 'label': 'no'},
								    {'score': 0.0_838, 'label': 'up'},
								    {'score': 0.0_837, 'label': 'go'},
								    {'score': 0.0_834, 'label': 'right'},
								]
								snake_case_           =				[
								    {'score': 0.0_845, 'label': 'stop'},
								    {'score': 0.0_844, 'label': 'on'},
								    {'score': 0.0_841, 'label': 'right'},
								    {'score': 0.0_834, 'label': 'left'},
								]
								self.assertIn(nested_simplify(a			,     decimals=4   )			,     [EXPECTED_OUTPUT, EXPECTED_OUTPUT_PT_2]   )

								snake_case_           =				{'array': np.ones((80_00,)   ), 'sampling_rate': audio_classifier.feature_extractor.sampling_rate}
								snake_case_           =				audio_classifier(a			,     top_k=4   )
								self.assertIn(nested_simplify(a			,     decimals=4   )			,     [EXPECTED_OUTPUT, EXPECTED_OUTPUT_PT_2]   )




	@require_torch
	@slow
	def 				_UpperCamelCase     (			self   )			->       str:
								import datasets

								snake_case_           =				'superb/wav2vec2-base-superb-ks'

								snake_case_           =				pipeline('audio-classification'			,     model=a   )
								snake_case_           =				datasets.load_dataset('anton-l/superb_dummy'			,     'ks'			,     split='test'   )

								snake_case_           =				np.array(dataset[3]['speech']			,     dtype=np.floataa   )
								snake_case_           =				audio_classifier(a			,     top_k=4   )
								self.assertEqual(
								    nested_simplify(a			,     decimals=3   )			,     [
								        {'score': 0.981, 'label': 'go'},
								        {'score': 0.007, 'label': 'up'},
								        {'score': 0.006, 'label': '_unknown_'},
								        {'score': 0.001, 'label': 'down'},
								    ]			,     )






	@require_tf
	@unittest.skip('Audio classification is not implemented for TF'   )
	def 				_UpperCamelCase     (			self   )			->       Optional[int]:
								pass





