




from typing import List, Optional, Tuple, Union

import torch

from ...models import UNetaDModel
from ...schedulers import ScoreSdeVeScheduler
from ...utils import randn_tensor
from ..pipeline_utils import DiffusionPipeline, ImagePipelineOutput







class 		lowercase							(     UpperCamelCase__	):
     _a											=		42
     _a											=		42

     def __init__(						self	,  _a	,  _a       )		->							Any:
           super().__init__()
           self.register_modules(unet=_a	,  scheduler=_a       )



     @torch.no_grad()
     def __call__(						self	,  _a = 1	,  _a = 2000	,  _a = None	,  _a = "pil"	,  _a = True	,  **_a	,  )		->							Union[ImagePipelineOutput, Tuple]:
           _A							:  List[Any]    =		self.unet.config.sample_size
           _A							:  Any    =		(batch_size, 3, img_size, img_size)

           _A							:  Dict    =		self.unet

           _A							:  Any    =		randn_tensor(_a	,  generator=_a       ) * self.scheduler.init_noise_sigma
           _A							:  List[str]    =		sample.to(self.device       )

           self.scheduler.set_timesteps(_a       )
           self.scheduler.set_sigmas(_a       )

           for i, t in enumerate(self.progress_bar(self.scheduler.timesteps       )       ):
                 _A							:  int    =		self.scheduler.sigmas[i] * torch.ones(shape[0]	,  device=self.device       )

                 # correction step
                 for _ in range(self.scheduler.config.correct_steps       ):
                       _A							:  Tuple    =		self.unet(_a	,  _a       ).sample
                       _A							:  int    =		self.scheduler.step_correct(_a	,  _a	,  generator=_a       ).prev_sample

                 # prediction step
                 _A							:  Optional[int]    =		model(_a	,  _a       ).sample
                 _A							:  Optional[Any]    =		self.scheduler.step_pred(_a	,  _a	,  _a	,  generator=_a       )

                 _A    ,     _A							:  Tuple    =		output.prev_sample, output.prev_sample_mean

           _A							:  Tuple    =		sample_mean.clamp(0	,  1       )
           _A							:  Dict    =		sample.cpu().permute(0	,  2	,  3	,  1       ).numpy()
           if output_type == "pil":
                 _A							:  Any    =		self.numpy_to_pil(_a       )

           if not return_dict:
                 return (sample,)

           return ImagePipelineOutput(images=_a       )







import unittest

import numpy as np

from transformers.file_utils import is_torch_available, is_vision_available
from transformers.testing_utils import require_torch, require_vision

from ...test_image_processing_common import ImageProcessingSavingTestMixin, prepare_image_inputs


if is_torch_available():
  import torch

if is_vision_available():
  from PIL import Image

  from transformers import DPTImageProcessor







class 		lowercase							(     unittest.TestCase	):

     def __init__(						self	,  _a	,  _a=7	,  _a=3	,  _a=18	,  _a=30	,  _a=400	,  _a=True	,  _a=None	,  _a=True	,  _a=[0.5, 0.5, 0.5]	,  _a=[0.5, 0.5, 0.5]	,  )		->							Tuple:
           _A							:  Any    =		size if size is not None else {"""height""": 18, """width""": 18}
           _A							:  Optional[Any]    =		parent
           _A							:  Union[str, Any]    =		batch_size
           _A							:  List[Any]    =		num_channels
           _A							:  List[str]    =		image_size
           _A							:  Optional[Any]    =		min_resolution
           _A							:  List[Any]    =		max_resolution
           _A							:  Optional[Any]    =		do_resize
           _A							:  str    =		size
           _A							:  List[str]    =		do_normalize
           _A							:  Dict    =		image_mean
           _A							:  int    =		image_std



     def       a__			(						self       )		->							Any:
           return {
               "image_mean": self.image_mean,
               "image_std": self.image_std,
               "do_normalize": self.do_normalize,
               "do_resize": self.do_resize,
               "size": self.size,
           }







@require_torch
@require_vision
class 		lowercase							(     UpperCamelCase__,unittest.TestCase	):
     _a											=		DPTImageProcessor if is_vision_available() else None

     def       a__			(						self       )		->							Optional[int]:
           _A							:  Optional[Any]    =		DPTImageProcessingTester(self       )

     @property
     def       a__			(						self       )		->							Tuple:
           return self.image_processor_tester.prepare_image_processor_dict()

     def       a__			(						self       )		->							Any:
           _A							:  List[str]    =		self.image_processing_class(**self.image_processor_dict       )
           self.assertTrue(hasattr(_a	,  """image_mean"""       )       )
           self.assertTrue(hasattr(_a	,  """image_std"""       )       )
           self.assertTrue(hasattr(_a	,  """do_normalize"""       )       )
           self.assertTrue(hasattr(_a	,  """do_resize"""       )       )
           self.assertTrue(hasattr(_a	,  """size"""       )       )

     def       a__			(						self       )		->							Any:
           _A							:  List[str]    =		self.image_processing_class.from_dict(self.image_processor_dict       )
           self.assertEqual(image_processor.size	,  {"""height""": 18, """width""": 18}       )

           _A							:  str    =		self.image_processing_class.from_dict(self.image_processor_dict	,  size=42       )
           self.assertEqual(image_processor.size	,  {"""height""": 42, """width""": 42}       )

     def       a__			(						self       )		->							List[Any]:
           # Initialize image_processing
           _A							:  Optional[int]    =		self.image_processing_class(**self.image_processor_dict       )
           # create random PIL images
           _A							:  Any    =		prepare_image_inputs(self.image_processor_tester	,  equal_resolution=_a       )
           for image in image_inputs:
                 self.assertIsInstance(_a	,  Image.Image       )

           # Test not batched input
           _A							:  Union[str, Any]    =		image_processing(image_inputs[0]	,  return_tensors="""pt"""       ).pixel_values
           self.assertEqual(
               encoded_images.shape	,  (
                   1,
                   self.image_processor_tester.num_channels,
                   self.image_processor_tester.size["""height"""],
                   self.image_processor_tester.size["""width"""],
               )	,  )

           # Test batched
           _A							:  int    =		image_processing(_a	,  return_tensors="""pt"""       ).pixel_values
           self.assertEqual(
               encoded_images.shape	,  (
                   self.image_processor_tester.batch_size,
                   self.image_processor_tester.num_channels,
                   self.image_processor_tester.size["""height"""],
                   self.image_processor_tester.size["""width"""],
               )	,  )

     def       a__			(						self       )		->							Union[str, Any]:
           # Initialize image_processing
           _A							:  List[Any]    =		self.image_processing_class(**self.image_processor_dict       )
           # create random numpy tensors
           _A							:  Optional[Any]    =		prepare_image_inputs(self.image_processor_tester	,  equal_resolution=_a	,  numpify=_a       )
           for image in image_inputs:
                 self.assertIsInstance(_a	,  np.ndarray       )

           # Test not batched input
           _A							:  Dict    =		image_processing(image_inputs[0]	,  return_tensors="""pt"""       ).pixel_values
           self.assertEqual(
               encoded_images.shape	,  (
                   1,
                   self.image_processor_tester.num_channels,
                   self.image_processor_tester.size["""height"""],
                   self.image_processor_tester.size["""width"""],
               )	,  )

           # Test batched
           _A							:  Any    =		image_processing(_a	,  return_tensors="""pt"""       ).pixel_values
           self.assertEqual(
               encoded_images.shape	,  (
                   self.image_processor_tester.batch_size,
                   self.image_processor_tester.num_channels,
                   self.image_processor_tester.size["""height"""],
                   self.image_processor_tester.size["""width"""],
               )	,  )



     def       a__			(						self       )		->							List[str]:
           # Initialize image_processing
           _A							:  Dict    =		self.image_processing_class(**self.image_processor_dict       )
           # create random PyTorch tensors
           _A							:  str    =		prepare_image_inputs(self.image_processor_tester	,  equal_resolution=_a	,  torchify=_a       )
           for image in image_inputs:
                 self.assertIsInstance(_a	,  torch.Tensor       )

           # Test not batched input
           _A							:  Optional[Any]    =		image_processing(image_inputs[0]	,  return_tensors="""pt"""       ).pixel_values
           self.assertEqual(
               encoded_images.shape	,  (
                   1,
                   self.image_processor_tester.num_channels,
                   self.image_processor_tester.size["""height"""],
                   self.image_processor_tester.size["""width"""],
               )	,  )

           # Test batched
           _A							:  int    =		image_processing(_a	,  return_tensors="""pt"""       ).pixel_values
           self.assertEqual(
               encoded_images.shape	,  (
                   self.image_processor_tester.batch_size,
                   self.image_processor_tester.num_channels,
                   self.image_processor_tester.size["""height"""],
                   self.image_processor_tester.size["""width"""],
               )	,  )

