


'''simple docstring'''
import gc
import random
import unittest

import numpy as np
import torch
from PIL import Image
from transformers import CLIPTextConfig, CLIPTextModel, CLIPTokenizer

from diffusers import AutoencoderKL, DDIMScheduler, DDPMScheduler, StableDiffusionUpscalePipeline, UNetaDConditionModel
from diffusers.utils import floats_tensor, load_image, load_numpy, slow, torch_device
from diffusers.utils.testing_utils import enable_full_determinism, require_torch_gpu


enable_full_determinism()
class        lowercase     (							unittest.TestCase ):

		"""simple docstring"""

		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							super().tearDown()
							gc.collect()
							torch.cuda.empty_cache()




		@property
		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							UpperCamelCase__       :Dict							 =			1
							UpperCamelCase__       :Union[str, Any]							 =			3
							UpperCamelCase__       :Tuple							 =			(32, 32)

							UpperCamelCase__       :Optional[int]							 =			floats_tensor((batch_size, num_channels) + sizes   ,       rng=random.Random(0							)							).to(UpperCamelCase_							)
							return image




		@property
		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							torch.manual_seed(0							)
							UpperCamelCase__       :Optional[Any]							 =			UNetaDConditionModel(
							    block_out_channels=(32, 32, 64)   ,       layers_per_block=2   ,       sample_size=32   ,       in_channels=7   ,       out_channels=4   ,       down_block_types=('''DownBlock2D''', '''CrossAttnDownBlock2D''', '''CrossAttnDownBlock2D''')   ,       up_block_types=('''CrossAttnUpBlock2D''', '''CrossAttnUpBlock2D''', '''UpBlock2D''')   ,       cross_attention_dim=32   ,       attention_head_dim=8   ,       use_linear_projection=UpperCamelCase_   ,       only_cross_attention=(True, True, False)   ,       num_class_embeds=100   ,       )
							return model




		@property
		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							torch.manual_seed(0							)
							UpperCamelCase__       :Union[str, Any]							 =			AutoencoderKL(
							    block_out_channels=[32, 32, 64]   ,       in_channels=3   ,       out_channels=3   ,       down_block_types=['''DownEncoderBlock2D''', '''DownEncoderBlock2D''', '''DownEncoderBlock2D''']   ,       up_block_types=['''UpDecoderBlock2D''', '''UpDecoderBlock2D''', '''UpDecoderBlock2D''']   ,       latent_channels=4   ,       )
							return model




		@property
		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							torch.manual_seed(0							)
							UpperCamelCase__       :str							 =			CLIPTextConfig(
							    bos_token_id=0   ,       eos_token_id=2   ,       hidden_size=32   ,       intermediate_size=37   ,       layer_norm_eps=1e-05   ,       num_attention_heads=4   ,       num_hidden_layers=5   ,       pad_token_id=1   ,       vocab_size=1000   ,       hidden_act='''gelu'''   ,       projection_dim=512   ,       )
							return CLIPTextModel(UpperCamelCase_							)




		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							UpperCamelCase__       :str							 =			'''cpu'''  # ensure determinism for the device-dependent torch.Generator
							UpperCamelCase__       :Union[str, Any]							 =			self.dummy_cond_unet_upscale
							UpperCamelCase__       :int							 =			DDPMScheduler()
							UpperCamelCase__       :Optional[int]							 =			DDIMScheduler(prediction_type='''v_prediction'''							)
							UpperCamelCase__       :Optional[Any]							 =			self.dummy_vae
							UpperCamelCase__       :str							 =			self.dummy_text_encoder
							UpperCamelCase__       :Optional[Any]							 =			CLIPTokenizer.from_pretrained('''hf-internal-testing/tiny-random-clip'''							)

							UpperCamelCase__       :Any							 =			self.dummy_image.cpu().permute(0   ,       2   ,       3   ,       1							)[0]
							UpperCamelCase__       :Tuple							 =			Image.fromarray(np.uinta(UpperCamelCase_							)							).convert('''RGB'''							).resize((64, 64)							)

							# make sure here that pndm scheduler skips prk
							UpperCamelCase__       :str							 =			StableDiffusionUpscalePipeline(
							    unet=UpperCamelCase_   ,       low_res_scheduler=UpperCamelCase_   ,       scheduler=UpperCamelCase_   ,       vae=UpperCamelCase_   ,       text_encoder=UpperCamelCase_   ,       tokenizer=UpperCamelCase_   ,       max_noise_level=350   ,       )
							UpperCamelCase__       :Tuple							 =			sd_pipe.to(UpperCamelCase_							)
							sd_pipe.set_progress_bar_config(disable=UpperCamelCase_							)

							UpperCamelCase__       :Union[str, Any]							 =			'''A painting of a squirrel eating a burger'''
							UpperCamelCase__       :Optional[Any]							 =			torch.Generator(device=UpperCamelCase_							).manual_seed(0							)
							UpperCamelCase__       :Union[str, Any]							 =			sd_pipe(
							    [prompt]   ,       image=UpperCamelCase_   ,       generator=UpperCamelCase_   ,       guidance_scale=6.0   ,       noise_level=20   ,       num_inference_steps=2   ,       output_type='''np'''   ,       )

							UpperCamelCase__       :Tuple							 =			output.images

							UpperCamelCase__       :Optional[Any]							 =			torch.Generator(device=UpperCamelCase_							).manual_seed(0							)
							UpperCamelCase__       :List[str]							 =			sd_pipe(
							    [prompt]   ,       image=UpperCamelCase_   ,       generator=UpperCamelCase_   ,       guidance_scale=6.0   ,       noise_level=20   ,       num_inference_steps=2   ,       output_type='''np'''   ,       return_dict=UpperCamelCase_   ,       )[0]

							UpperCamelCase__       :str							 =			image[0, -3:, -3:, -1]
							UpperCamelCase__       :Optional[Any]							 =			image_from_tuple[0, -3:, -3:, -1]

							UpperCamelCase__       :List[Any]							 =			low_res_image.size[0] * 4
							assert image.shape == (1, expected_height_width, expected_height_width, 3)
							UpperCamelCase__       :Dict							 =			np.array([0.3113, 0.3910, 0.4272, 0.4859, 0.5061, 0.4652, 0.5362, 0.5715, 0.5661]							)

							assert np.abs(image_slice.flatten() - expected_slice							).max() < 1e-2
							assert np.abs(image_from_tuple_slice.flatten() - expected_slice							).max() < 1e-2




		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							UpperCamelCase__       :Any							 =			'''cpu'''  # ensure determinism for the device-dependent torch.Generator
							UpperCamelCase__       :Union[str, Any]							 =			self.dummy_cond_unet_upscale
							UpperCamelCase__       :List[Any]							 =			DDPMScheduler()
							UpperCamelCase__       :List[str]							 =			DDIMScheduler(prediction_type='''v_prediction'''							)
							UpperCamelCase__       :Optional[int]							 =			self.dummy_vae
							UpperCamelCase__       :List[Any]							 =			self.dummy_text_encoder
							UpperCamelCase__       :Dict							 =			CLIPTokenizer.from_pretrained('''hf-internal-testing/tiny-random-clip'''							)

							UpperCamelCase__       :str							 =			self.dummy_image.cpu().permute(0   ,       2   ,       3   ,       1							)[0]
							UpperCamelCase__       :List[Any]							 =			Image.fromarray(np.uinta(UpperCamelCase_							)							).convert('''RGB'''							).resize((64, 64)							)

							# make sure here that pndm scheduler skips prk
							UpperCamelCase__       :Dict							 =			StableDiffusionUpscalePipeline(
							    unet=UpperCamelCase_   ,       low_res_scheduler=UpperCamelCase_   ,       scheduler=UpperCamelCase_   ,       vae=UpperCamelCase_   ,       text_encoder=UpperCamelCase_   ,       tokenizer=UpperCamelCase_   ,       max_noise_level=350   ,       )
							UpperCamelCase__       :int							 =			sd_pipe.to(UpperCamelCase_							)
							sd_pipe.set_progress_bar_config(disable=UpperCamelCase_							)

							UpperCamelCase__       :str							 =			'''A painting of a squirrel eating a burger'''
							UpperCamelCase__       :Dict							 =			sd_pipe(
							    2 * [prompt]   ,       image=2 * [low_res_image]   ,       guidance_scale=6.0   ,       noise_level=20   ,       num_inference_steps=2   ,       output_type='''np'''   ,       )
							UpperCamelCase__       :Optional[int]							 =			output.images
							assert image.shape[0] == 2

							UpperCamelCase__       :int							 =			torch.Generator(device=UpperCamelCase_							).manual_seed(0							)
							UpperCamelCase__       :Any							 =			sd_pipe(
							    [prompt]   ,       image=UpperCamelCase_   ,       generator=UpperCamelCase_   ,       num_images_per_prompt=2   ,       guidance_scale=6.0   ,       noise_level=20   ,       num_inference_steps=2   ,       output_type='''np'''   ,       )
							UpperCamelCase__       :Any							 =			output.images
							assert image.shape[0] == 2




		@unittest.skipIf(torch_device != '''cuda'''   ,       '''This test requires a GPU'''							)
		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							UpperCamelCase__       :Any							 =			self.dummy_cond_unet_upscale
							UpperCamelCase__       :str							 =			DDPMScheduler()
							UpperCamelCase__       :Optional[int]							 =			DDIMScheduler(prediction_type='''v_prediction'''							)
							UpperCamelCase__       :List[Any]							 =			self.dummy_vae
							UpperCamelCase__       :List[str]							 =			self.dummy_text_encoder
							UpperCamelCase__       :Any							 =			CLIPTokenizer.from_pretrained('''hf-internal-testing/tiny-random-clip'''							)

							UpperCamelCase__       :Optional[Any]							 =			self.dummy_image.cpu().permute(0   ,       2   ,       3   ,       1							)[0]
							UpperCamelCase__       :Optional[Any]							 =			Image.fromarray(np.uinta(UpperCamelCase_							)							).convert('''RGB'''							).resize((64, 64)							)

							# put models in fp16, except vae as it overflows in fp16
							UpperCamelCase__       :List[Any]							 =			unet.half()
							UpperCamelCase__       :Dict							 =			text_encoder.half()

							# make sure here that pndm scheduler skips prk
							UpperCamelCase__       :Optional[Any]							 =			StableDiffusionUpscalePipeline(
							    unet=UpperCamelCase_   ,       low_res_scheduler=UpperCamelCase_   ,       scheduler=UpperCamelCase_   ,       vae=UpperCamelCase_   ,       text_encoder=UpperCamelCase_   ,       tokenizer=UpperCamelCase_   ,       max_noise_level=350   ,       )
							UpperCamelCase__       :int							 =			sd_pipe.to(UpperCamelCase_							)
							sd_pipe.set_progress_bar_config(disable=UpperCamelCase_							)

							UpperCamelCase__       :List[str]							 =			'''A painting of a squirrel eating a burger'''
							UpperCamelCase__       :str							 =			torch.manual_seed(0							)
							UpperCamelCase__       :Optional[int]							 =			sd_pipe(
							    [prompt]   ,       image=UpperCamelCase_   ,       generator=UpperCamelCase_   ,       num_inference_steps=2   ,       output_type='''np'''   ,       ).images

							UpperCamelCase__       :Any							 =			low_res_image.size[0] * 4
							assert image.shape == (1, expected_height_width, expected_height_width, 3)



@slow
@require_torch_gpu
class        lowercase     (							unittest.TestCase ):

		"""simple docstring"""

		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							super().tearDown()
							gc.collect()
							torch.cuda.empty_cache()




		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							UpperCamelCase__       :int							 =			load_image(
							    '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main'''
							    '''/sd2-upscale/low_res_cat.png'''							)
							UpperCamelCase__       :Union[str, Any]							 =			load_numpy(
							    '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/sd2-upscale'''
							    '''/upsampled_cat.npy'''							)

							UpperCamelCase__       :Optional[int]							 =			'''stabilityai/stable-diffusion-x4-upscaler'''
							UpperCamelCase__       :Dict							 =			StableDiffusionUpscalePipeline.from_pretrained(UpperCamelCase_							)
							pipe.to(UpperCamelCase_							)
							pipe.set_progress_bar_config(disable=UpperCamelCase_							)
							pipe.enable_attention_slicing()

							UpperCamelCase__       :str							 =			'''a cat sitting on a park bench'''

							UpperCamelCase__       :Optional[int]							 =			torch.manual_seed(0							)
							UpperCamelCase__       :Optional[int]							 =			pipe(
							    prompt=UpperCamelCase_   ,       image=UpperCamelCase_   ,       generator=UpperCamelCase_   ,       output_type='''np'''   ,       )
							UpperCamelCase__       :Union[str, Any]							 =			output.images[0]

							assert image.shape == (512, 512, 3)
							assert np.abs(expected_image - image							).max() < 1e-3




		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							UpperCamelCase__       :int							 =			load_image(
							    '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main'''
							    '''/sd2-upscale/low_res_cat.png'''							)
							UpperCamelCase__       :List[str]							 =			load_numpy(
							    '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/sd2-upscale'''
							    '''/upsampled_cat_fp16.npy'''							)

							UpperCamelCase__       :Optional[int]							 =			'''stabilityai/stable-diffusion-x4-upscaler'''
							UpperCamelCase__       :Optional[int]							 =			StableDiffusionUpscalePipeline.from_pretrained(
							    UpperCamelCase_   ,       torch_dtype=torch.floataa   ,       )
							pipe.to(UpperCamelCase_							)
							pipe.set_progress_bar_config(disable=UpperCamelCase_							)
							pipe.enable_attention_slicing()

							UpperCamelCase__       :Any							 =			'''a cat sitting on a park bench'''

							UpperCamelCase__       :Dict							 =			torch.manual_seed(0							)
							UpperCamelCase__       :List[Any]							 =			pipe(
							    prompt=UpperCamelCase_   ,       image=UpperCamelCase_   ,       generator=UpperCamelCase_   ,       output_type='''np'''   ,       )
							UpperCamelCase__       :str							 =			output.images[0]

							assert image.shape == (512, 512, 3)
							assert np.abs(expected_image - image							).max() < 5e-1




		def    lowerCAmelCase__    (		self							):

							'''simple docstring'''


							torch.cuda.empty_cache()
							torch.cuda.reset_max_memory_allocated()
							torch.cuda.reset_peak_memory_stats()

							UpperCamelCase__       :Dict							 =			load_image(
							    '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main'''
							    '''/sd2-upscale/low_res_cat.png'''							)

							UpperCamelCase__       :Dict							 =			'''stabilityai/stable-diffusion-x4-upscaler'''
							UpperCamelCase__       :List[Any]							 =			StableDiffusionUpscalePipeline.from_pretrained(
							    UpperCamelCase_   ,       torch_dtype=torch.floataa   ,       )
							pipe.to(UpperCamelCase_							)
							pipe.set_progress_bar_config(disable=UpperCamelCase_							)
							pipe.enable_attention_slicing(1							)
							pipe.enable_sequential_cpu_offload()

							UpperCamelCase__       :Optional[int]							 =			'''a cat sitting on a park bench'''

							UpperCamelCase__       :Union[str, Any]							 =			torch.manual_seed(0							)
							UpperCamelCase__       :Tuple							 =			pipe(
							    prompt=UpperCamelCase_   ,       image=UpperCamelCase_   ,       generator=UpperCamelCase_   ,       num_inference_steps=5   ,       output_type='''np'''   ,       )

							UpperCamelCase__       :int							 =			torch.cuda.max_memory_allocated()
							# make sure that less than 2.9 GB is allocated
							assert mem_bytes < 2.9 * 10**9



'''simple docstring'''
from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


__snake_case											=					{'''configuration_vit_msn''': ['''VIT_MSN_PRETRAINED_CONFIG_ARCHIVE_MAP''', '''ViTMSNConfig''']}

try:
		if not is_torch_available():
				raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
		pass
else:
		__snake_case											=					[
		    '''VIT_MSN_PRETRAINED_MODEL_ARCHIVE_LIST''',
		    '''ViTMSNModel''',
		    '''ViTMSNForImageClassification''',
		    '''ViTMSNPreTrainedModel''',
		]

if TYPE_CHECKING:
		from .configuration_vit_msn import VIT_MSN_PRETRAINED_CONFIG_ARCHIVE_MAP, ViTMSNConfig

		try:
				if not is_torch_available():
						raise OptionalDependencyNotAvailable()
		except OptionalDependencyNotAvailable:
				pass
		else:
				from .modeling_vit_msn import (
				    VIT_MSN_PRETRAINED_MODEL_ARCHIVE_LIST,
				    ViTMSNForImageClassification,
				    ViTMSNModel,
				    ViTMSNPreTrainedModel,
				)

else:
		import sys

		__snake_case											=					_LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)