
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   (      _lowerCamelCase		):


							def __init__( self					,     lowerCAmelCase_					,     lowerCAmelCase_						):





								"""simple docstring"""






								super().__init__()

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

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




							@torch.no_grad()
							def __call__( self					,     lowerCAmelCase_ = 1					,     lowerCAmelCase_ = None					,     lowerCAmelCase_ = 0.0					,     lowerCAmelCase_ = 50					,     lowerCAmelCase_ = None					,     lowerCAmelCase_ = "pil"					,     lowerCAmelCase_ = True					,     ):





								"""simple docstring"""






								if isinstance(self.unet.config.sample_size					,     lowerCAmelCase_						):
									_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(lowerCAmelCase_					,     lowerCAmelCase_						) and len(lowerCAmelCase_						) != batch_size:
									raise ValueError(
									    F'You have passed a list of generators of length {len(lowerCAmelCase_						)}, 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(lowerCAmelCase_					,     generator=lowerCAmelCase_					,     device=self.device					,     dtype=self.unet.dtype						)

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

								for t in self.progress_bar(self.scheduler.timesteps						):
									# 1. predict noise model_output
									_snake_case     		=	self.unet(lowerCAmelCase_					,     lowerCAmelCase_						).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(
									    lowerCAmelCase_					,     lowerCAmelCase_					,     lowerCAmelCase_					,     eta=lowerCAmelCase_					,     use_clipped_model_output=lowerCAmelCase_					,     generator=lowerCAmelCase_						).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(lowerCAmelCase_						)

								if not return_dict:
									return (image,)

								return ImagePipelineOutput(images=lowerCAmelCase_						)



'''simple docstring'''







import unittest

from transformers import MODEL_FOR_ZERO_SHOT_OBJECT_DETECTION_MAPPING, is_vision_available, pipeline
from transformers.testing_utils import (
    is_pipeline_test,
    nested_simplify,
    require_tf,
    require_torch,
    require_vision,
    slow,
)

from .test_pipelines_common import ANY


if is_vision_available():
					from PIL import Image
else:


					class 		__UpperCAmelCase   :


												@staticmethod
												def 				lowerCamelCase       ( *lowerCAmelCase_					,     **lowerCAmelCase_						):





													"""simple docstring"""






													pass


@is_pipeline_test
@require_vision
@require_torch
class 		__UpperCAmelCase   (      unittest.TestCase		):
							__lowercase   	= MODEL_FOR_ZERO_SHOT_OBJECT_DETECTION_MAPPING


							def 				lowerCamelCase       ( self					,     lowerCAmelCase_					,     lowerCAmelCase_					,     lowerCAmelCase_						):





								"""simple docstring"""






								_snake_case     		=	pipeline(
								    'zero-shot-object-detection'					,     model='hf-internal-testing/tiny-random-owlvit-object-detection'						)

								_snake_case     		=	[
								    {
								        'image': './tests/fixtures/tests_samples/COCO/000000039769.png',
								        'candidate_labels': ['cat', 'remote', 'couch'],
								    }
								]
								return object_detector, examples


							def 				lowerCamelCase       ( self					,     lowerCAmelCase_					,     lowerCAmelCase_						):





								"""simple docstring"""






								_snake_case     		=	object_detector(examples[0]					,     threshold=0.0						)

								_snake_case     		=	len(lowerCAmelCase_						)
								self.assertGreater(lowerCAmelCase_					,     0						)
								self.assertEqual(
								    lowerCAmelCase_					,     [
								        {
								            'score': ANY(lowerCAmelCase_						),
								            'label': ANY(lowerCAmelCase_						),
								            'box': {'xmin': ANY(lowerCAmelCase_						), 'ymin': ANY(lowerCAmelCase_						), 'xmax': ANY(lowerCAmelCase_						), 'ymax': ANY(lowerCAmelCase_						)},
								        }
								        for i in range(lowerCAmelCase_						)
								    ]					,     )


							@require_tf
							@unittest.skip('Zero Shot Object Detection not implemented in TF'						)
							def 				lowerCamelCase       ( self						):





								"""simple docstring"""






								pass


							@require_torch
							def 				lowerCamelCase       ( self						):





								"""simple docstring"""






								_snake_case     		=	pipeline(
								    'zero-shot-object-detection'					,     model='hf-internal-testing/tiny-random-owlvit-object-detection'						)

								_snake_case     		=	object_detector(
								    './tests/fixtures/tests_samples/COCO/000000039769.png'					,     candidate_labels=['cat', 'remote', 'couch']					,     threshold=0.64					,     )

								self.assertEqual(
								    nested_simplify(lowerCAmelCase_					,     decimals=4						)					,     [
								        {'score': 0.7235, 'label': 'cat', 'box': {'xmin': 2_04, 'ymin': 1_67, 'xmax': 2_32, 'ymax': 1_90}},
								        {'score': 0.7218, 'label': 'remote', 'box': {'xmin': 2_04, 'ymin': 1_67, 'xmax': 2_32, 'ymax': 1_90}},
								        {'score': 0.7184, 'label': 'couch', 'box': {'xmin': 2_04, 'ymin': 1_67, 'xmax': 2_32, 'ymax': 1_90}},
								        {'score': 0.6748, 'label': 'remote', 'box': {'xmin': 5_71, 'ymin': 83, 'xmax': 5_98, 'ymax': 1_03}},
								        {'score': 0.6656, 'label': 'cat', 'box': {'xmin': 5_71, 'ymin': 83, 'xmax': 5_98, 'ymax': 1_03}},
								        {'score': 0.6614, 'label': 'couch', 'box': {'xmin': 5_71, 'ymin': 83, 'xmax': 5_98, 'ymax': 1_03}},
								        {'score': 0.6456, 'label': 'remote', 'box': {'xmin': 4_94, 'ymin': 1_05, 'xmax': 5_21, 'ymax': 1_27}},
								        {'score': 0.642, 'label': 'remote', 'box': {'xmin': 67, 'ymin': 2_74, 'xmax': 93, 'ymax': 2_97}},
								        {'score': 0.6419, 'label': 'cat', 'box': {'xmin': 4_94, 'ymin': 1_05, 'xmax': 5_21, 'ymax': 1_27}},
								    ]					,     )

								_snake_case     		=	object_detector(
								    [
								        {
								            'image': './tests/fixtures/tests_samples/COCO/000000039769.png',
								            'candidate_labels': ['cat', 'remote', 'couch'],
								        }
								    ]					,     threshold=0.64					,     )

								self.assertEqual(
								    nested_simplify(lowerCAmelCase_					,     decimals=4						)					,     [
								        [
								            {'score': 0.7235, 'label': 'cat', 'box': {'xmin': 2_04, 'ymin': 1_67, 'xmax': 2_32, 'ymax': 1_90}},
								            {'score': 0.7218, 'label': 'remote', 'box': {'xmin': 2_04, 'ymin': 1_67, 'xmax': 2_32, 'ymax': 1_90}},
								            {'score': 0.7184, 'label': 'couch', 'box': {'xmin': 2_04, 'ymin': 1_67, 'xmax': 2_32, 'ymax': 1_90}},
								            {'score': 0.6748, 'label': 'remote', 'box': {'xmin': 5_71, 'ymin': 83, 'xmax': 5_98, 'ymax': 1_03}},
								            {'score': 0.6656, 'label': 'cat', 'box': {'xmin': 5_71, 'ymin': 83, 'xmax': 5_98, 'ymax': 1_03}},
								            {'score': 0.6614, 'label': 'couch', 'box': {'xmin': 5_71, 'ymin': 83, 'xmax': 5_98, 'ymax': 1_03}},
								            {'score': 0.6456, 'label': 'remote', 'box': {'xmin': 4_94, 'ymin': 1_05, 'xmax': 5_21, 'ymax': 1_27}},
								            {'score': 0.642, 'label': 'remote', 'box': {'xmin': 67, 'ymin': 2_74, 'xmax': 93, 'ymax': 2_97}},
								            {'score': 0.6419, 'label': 'cat', 'box': {'xmin': 4_94, 'ymin': 1_05, 'xmax': 5_21, 'ymax': 1_27}},
								        ]
								    ]					,     )


							@require_torch
							@slow
							def 				lowerCamelCase       ( self						):





								"""simple docstring"""






								_snake_case     		=	pipeline('zero-shot-object-detection'						)

								_snake_case     		=	object_detector(
								    'http://images.cocodataset.org/val2017/000000039769.jpg'					,     candidate_labels=['cat', 'remote', 'couch']					,     )
								self.assertEqual(
								    nested_simplify(lowerCAmelCase_					,     decimals=4						)					,     [
								        {'score': 0.2868, 'label': 'cat', 'box': {'xmin': 3_24, 'ymin': 20, 'xmax': 6_40, 'ymax': 3_73}},
								        {'score': 0.277, 'label': 'remote', 'box': {'xmin': 40, 'ymin': 72, 'xmax': 1_77, 'ymax': 1_15}},
								        {'score': 0.2537, 'label': 'cat', 'box': {'xmin': 1, 'ymin': 55, 'xmax': 3_15, 'ymax': 4_72}},
								        {'score': 0.1474, 'label': 'remote', 'box': {'xmin': 3_35, 'ymin': 74, 'xmax': 3_71, 'ymax': 1_87}},
								        {'score': 0.1208, 'label': 'couch', 'box': {'xmin': 4, 'ymin': 0, 'xmax': 6_42, 'ymax': 4_76}},
								    ]					,     )

								_snake_case     		=	object_detector(
								    [
								        {
								            'image': 'http://images.cocodataset.org/val2017/000000039769.jpg',
								            'candidate_labels': ['cat', 'remote', 'couch'],
								        },
								        {
								            'image': 'http://images.cocodataset.org/val2017/000000039769.jpg',
								            'candidate_labels': ['cat', 'remote', 'couch'],
								        },
								    ]					,     )
								self.assertEqual(
								    nested_simplify(lowerCAmelCase_					,     decimals=4						)					,     [
								        [
								            {'score': 0.2868, 'label': 'cat', 'box': {'xmin': 3_24, 'ymin': 20, 'xmax': 6_40, 'ymax': 3_73}},
								            {'score': 0.277, 'label': 'remote', 'box': {'xmin': 40, 'ymin': 72, 'xmax': 1_77, 'ymax': 1_15}},
								            {'score': 0.2537, 'label': 'cat', 'box': {'xmin': 1, 'ymin': 55, 'xmax': 3_15, 'ymax': 4_72}},
								            {'score': 0.1474, 'label': 'remote', 'box': {'xmin': 3_35, 'ymin': 74, 'xmax': 3_71, 'ymax': 1_87}},
								            {'score': 0.1208, 'label': 'couch', 'box': {'xmin': 4, 'ymin': 0, 'xmax': 6_42, 'ymax': 4_76}},
								        ],
								        [
								            {'score': 0.2868, 'label': 'cat', 'box': {'xmin': 3_24, 'ymin': 20, 'xmax': 6_40, 'ymax': 3_73}},
								            {'score': 0.277, 'label': 'remote', 'box': {'xmin': 40, 'ymin': 72, 'xmax': 1_77, 'ymax': 1_15}},
								            {'score': 0.2537, 'label': 'cat', 'box': {'xmin': 1, 'ymin': 55, 'xmax': 3_15, 'ymax': 4_72}},
								            {'score': 0.1474, 'label': 'remote', 'box': {'xmin': 3_35, 'ymin': 74, 'xmax': 3_71, 'ymax': 1_87}},
								            {'score': 0.1208, 'label': 'couch', 'box': {'xmin': 4, 'ymin': 0, 'xmax': 6_42, 'ymax': 4_76}},
								        ],
								    ]					,     )


							@require_tf
							@unittest.skip('Zero Shot Object Detection not implemented in TF'						)
							def 				lowerCamelCase       ( self						):





								"""simple docstring"""






								pass


							@require_torch
							@slow
							def 				lowerCamelCase       ( self						):





								"""simple docstring"""






								_snake_case     		=	0.2
								_snake_case     		=	pipeline('zero-shot-object-detection'						)

								_snake_case     		=	object_detector(
								    'http://images.cocodataset.org/val2017/000000039769.jpg'					,     candidate_labels=['cat', 'remote', 'couch']					,     threshold=lowerCAmelCase_					,     )
								self.assertEqual(
								    nested_simplify(lowerCAmelCase_					,     decimals=4						)					,     [
								        {'score': 0.2868, 'label': 'cat', 'box': {'xmin': 3_24, 'ymin': 20, 'xmax': 6_40, 'ymax': 3_73}},
								        {'score': 0.277, 'label': 'remote', 'box': {'xmin': 40, 'ymin': 72, 'xmax': 1_77, 'ymax': 1_15}},
								        {'score': 0.2537, 'label': 'cat', 'box': {'xmin': 1, 'ymin': 55, 'xmax': 3_15, 'ymax': 4_72}},
								    ]					,     )




							@require_torch
							@slow
							def 				lowerCamelCase       ( self						):





								"""simple docstring"""






								_snake_case     		=	2
								_snake_case     		=	pipeline('zero-shot-object-detection'						)

								_snake_case     		=	object_detector(
								    'http://images.cocodataset.org/val2017/000000039769.jpg'					,     candidate_labels=['cat', 'remote', 'couch']					,     top_k=lowerCAmelCase_					,     )
								self.assertEqual(
								    nested_simplify(lowerCAmelCase_					,     decimals=4						)					,     [
								        {'score': 0.2868, 'label': 'cat', 'box': {'xmin': 3_24, 'ymin': 20, 'xmax': 6_40, 'ymax': 3_73}},
								        {'score': 0.277, 'label': 'remote', 'box': {'xmin': 40, 'ymin': 72, 'xmax': 1_77, 'ymax': 1_15}},
								    ]					,     )

