





from .configuration_bert_masked import MaskedBertConfig
from .modeling_bert_masked import (
    MaskedBertForMultipleChoice,
    MaskedBertForQuestionAnswering,
    MaskedBertForSequenceClassification,
    MaskedBertForTokenClassification,
    MaskedBertModel,
)
from .modules import *






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   A(						unittest.TestCase   ):



 '''simple docstring'''


 def 				a__ (				self					:  Optional[Any]  )   ->	Optional[Any]:

       """simple docstring"""






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

 @property
 def 				a__ (				self					:  int  )   ->	int:

       """simple docstring"""






       lowerCamelCase_		     =    1
       lowerCamelCase_		     =    3
       lowerCamelCase_		     =    (32, 32)

       lowerCamelCase_		     =    floats_tensor((batch_size, num_channels) + sizes						,							rng=random.Random(0  )  ).to(A_  )
       return image

 @property
 def 				a__ (				self					:  Any  )   ->	List[Any]:

       """simple docstring"""






       torch.manual_seed(0  )
       lowerCamelCase_		     =    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=A_						,							only_cross_attention=(True, True, False)						,							num_class_embeds=100						,							)
       return model

 @property
 def 				a__ (				self					:  Optional[int]  )   ->	Optional[int]:

       """simple docstring"""






       torch.manual_seed(0  )
       lowerCamelCase_		     =    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 				a__ (				self					:  Union[str, Any]  )   ->	Union[str, Any]:

       """simple docstring"""






       torch.manual_seed(0  )
       lowerCamelCase_		     =    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(A_  )

 def 				a__ (				self					:  Optional[int]  )   ->	List[str]:

       """simple docstring"""






       lowerCamelCase_		     =    'cpu'  # ensure determinism for the device-dependent torch.Generator
       lowerCamelCase_		     =    self.dummy_cond_unet_upscale
       lowerCamelCase_		     =    DDPMScheduler()
       lowerCamelCase_		     =    DDIMScheduler(prediction_type='v_prediction'  )
       lowerCamelCase_		     =    self.dummy_vae
       lowerCamelCase_		     =    self.dummy_text_encoder
       lowerCamelCase_		     =    CLIPTokenizer.from_pretrained('hf-internal-testing/tiny-random-clip'  )

       lowerCamelCase_		     =    self.dummy_image.cpu().permute(0						,							2						,							3						,							1  )[0]
       lowerCamelCase_		     =    Image.fromarray(np.uinta(A_  )  ).convert('RGB'  ).resize((64, 64)  )

       # make sure here that pndm scheduler skips prk
       lowerCamelCase_		     =    StableDiffusionUpscalePipeline(
           unet=A_						,							low_res_scheduler=A_						,							scheduler=A_						,							vae=A_						,							text_encoder=A_						,							tokenizer=A_						,							max_noise_level=350						,							)
       lowerCamelCase_		     =    sd_pipe.to(A_  )
       sd_pipe.set_progress_bar_config(disable=A_  )

       lowerCamelCase_		     =    'A painting of a squirrel eating a burger'
       lowerCamelCase_		     =    torch.Generator(device=A_  ).manual_seed(0  )
       lowerCamelCase_		     =    sd_pipe(
           [prompt]						,							image=A_						,							generator=A_						,							guidance_scale=6.0						,							noise_level=20						,							num_inference_steps=2						,							output_type='np'						,							)

       lowerCamelCase_		     =    output.images

       lowerCamelCase_		     =    torch.Generator(device=A_  ).manual_seed(0  )
       lowerCamelCase_		     =    sd_pipe(
           [prompt]						,							image=A_						,							generator=A_						,							guidance_scale=6.0						,							noise_level=20						,							num_inference_steps=2						,							output_type='np'						,							return_dict=A_						,							)[0]

       lowerCamelCase_		     =    image[0, -3:, -3:, -1]
       lowerCamelCase_		     =    image_from_tuple[0, -3:, -3:, -1]

       lowerCamelCase_		     =    low_res_image.size[0] * 4
       assert image.shape == (1, expected_height_width, expected_height_width, 3)
       lowerCamelCase_		     =    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 				a__ (				self					:  List[Any]  )   ->	int:

       """simple docstring"""






       lowerCamelCase_		     =    'cpu'  # ensure determinism for the device-dependent torch.Generator
       lowerCamelCase_		     =    self.dummy_cond_unet_upscale
       lowerCamelCase_		     =    DDPMScheduler()
       lowerCamelCase_		     =    DDIMScheduler(prediction_type='v_prediction'  )
       lowerCamelCase_		     =    self.dummy_vae
       lowerCamelCase_		     =    self.dummy_text_encoder
       lowerCamelCase_		     =    CLIPTokenizer.from_pretrained('hf-internal-testing/tiny-random-clip'  )

       lowerCamelCase_		     =    self.dummy_image.cpu().permute(0						,							2						,							3						,							1  )[0]
       lowerCamelCase_		     =    Image.fromarray(np.uinta(A_  )  ).convert('RGB'  ).resize((64, 64)  )

       # make sure here that pndm scheduler skips prk
       lowerCamelCase_		     =    StableDiffusionUpscalePipeline(
           unet=A_						,							low_res_scheduler=A_						,							scheduler=A_						,							vae=A_						,							text_encoder=A_						,							tokenizer=A_						,							max_noise_level=350						,							)
       lowerCamelCase_		     =    sd_pipe.to(A_  )
       sd_pipe.set_progress_bar_config(disable=A_  )

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

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





 @unittest.skipIf(torch_device != 'cuda'						,							'This test requires a GPU'  )
 def 				a__ (				self					:  List[Any]  )   ->	str:

       """simple docstring"""






       lowerCamelCase_		     =    self.dummy_cond_unet_upscale
       lowerCamelCase_		     =    DDPMScheduler()
       lowerCamelCase_		     =    DDIMScheduler(prediction_type='v_prediction'  )
       lowerCamelCase_		     =    self.dummy_vae
       lowerCamelCase_		     =    self.dummy_text_encoder
       lowerCamelCase_		     =    CLIPTokenizer.from_pretrained('hf-internal-testing/tiny-random-clip'  )

       lowerCamelCase_		     =    self.dummy_image.cpu().permute(0						,							2						,							3						,							1  )[0]
       lowerCamelCase_		     =    Image.fromarray(np.uinta(A_  )  ).convert('RGB'  ).resize((64, 64)  )

       # put models in fp16, except vae as it overflows in fp16
       lowerCamelCase_		     =    unet.half()
       lowerCamelCase_		     =    text_encoder.half()

       # make sure here that pndm scheduler skips prk
       lowerCamelCase_		     =    StableDiffusionUpscalePipeline(
           unet=A_						,							low_res_scheduler=A_						,							scheduler=A_						,							vae=A_						,							text_encoder=A_						,							tokenizer=A_						,							max_noise_level=350						,							)
       lowerCamelCase_		     =    sd_pipe.to(A_  )
       sd_pipe.set_progress_bar_config(disable=A_  )

       lowerCamelCase_		     =    'A painting of a squirrel eating a burger'
       lowerCamelCase_		     =    torch.manual_seed(0  )
       lowerCamelCase_		     =    sd_pipe(
           [prompt]						,							image=A_						,							generator=A_						,							num_inference_steps=2						,							output_type='np'						,							).images

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







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



 '''simple docstring'''


 def 				a__ (				self					:  Tuple  )   ->	str:

       """simple docstring"""






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

 def 				a__ (				self					:  int  )   ->	Optional[int]:

       """simple docstring"""






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

       lowerCamelCase_		     =    'stabilityai/stable-diffusion-x4-upscaler'
       lowerCamelCase_		     =    StableDiffusionUpscalePipeline.from_pretrained(A_  )
       pipe.to(A_  )
       pipe.set_progress_bar_config(disable=A_  )
       pipe.enable_attention_slicing()

       lowerCamelCase_		     =    'a cat sitting on a park bench'

       lowerCamelCase_		     =    torch.manual_seed(0  )
       lowerCamelCase_		     =    pipe(
           prompt=A_						,							image=A_						,							generator=A_						,							output_type='np'						,							)
       lowerCamelCase_		     =    output.images[0]

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

 def 				a__ (				self					:  Dict  )   ->	List[str]:

       """simple docstring"""






       lowerCamelCase_		     =    load_image(
           'https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main'
           '/sd2-upscale/low_res_cat.png'  )
       lowerCamelCase_		     =    load_numpy(
           'https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/sd2-upscale'
           '/upsampled_cat_fp16.npy'  )

       lowerCamelCase_		     =    'stabilityai/stable-diffusion-x4-upscaler'
       lowerCamelCase_		     =    StableDiffusionUpscalePipeline.from_pretrained(
           A_						,							torch_dtype=torch.floataa						,							)
       pipe.to(A_  )
       pipe.set_progress_bar_config(disable=A_  )
       pipe.enable_attention_slicing()

       lowerCamelCase_		     =    'a cat sitting on a park bench'

       lowerCamelCase_		     =    torch.manual_seed(0  )
       lowerCamelCase_		     =    pipe(
           prompt=A_						,							image=A_						,							generator=A_						,							output_type='np'						,							)
       lowerCamelCase_		     =    output.images[0]

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





 def 				a__ (				self					:  Union[str, Any]  )   ->	Union[str, Any]:

       """simple docstring"""






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

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

       lowerCamelCase_		     =    'stabilityai/stable-diffusion-x4-upscaler'
       lowerCamelCase_		     =    StableDiffusionUpscalePipeline.from_pretrained(
           A_						,							torch_dtype=torch.floataa						,							)
       pipe.to(A_  )
       pipe.set_progress_bar_config(disable=A_  )
       pipe.enable_attention_slicing(1  )
       pipe.enable_sequential_cpu_offload()

       lowerCamelCase_		     =    'a cat sitting on a park bench'

       lowerCamelCase_		     =    torch.manual_seed(0  )
       lowerCamelCase_		     =    pipe(
           prompt=A_						,							image=A_						,							generator=A_						,							num_inference_steps=5						,							output_type='np'						,							)

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



