



A_		:  int										=  '''
# Transformers installation
! pip install transformers datasets evaluate
# To install from source instead of the last release, comment the command above and uncomment the following one.
# ! pip install git+https://github.com/huggingface/transformers.git
'''

A_		:  List[Any]										=  [{'''type''': '''code''', '''content''': INSTALL_CONTENT}]
A_		:  Any										=  {
    '''{processor_class}''': '''FakeProcessorClass''',
    '''{model_class}''': '''FakeModelClass''',
    '''{object_class}''': '''FakeObjectClass''',
}






'''simple docstring'''



import gc
import unittest

import numpy as np
import torch
from transformers import CLIPTextConfig, CLIPTextModel, CLIPTextModelWithProjection, CLIPTokenizer

from diffusers import (
    AutoencoderKL,
    DiffusionPipeline,
    EulerDiscreteScheduler,
    StableDiffusionXLPipeline,
    UNetaDConditionModel,
)
from diffusers.utils import slow, torch_device
from diffusers.utils.testing_utils import enable_full_determinism, require_torch_gpu

from ..pipeline_params import TEXT_TO_IMAGE_BATCH_PARAMS, TEXT_TO_IMAGE_IMAGE_PARAMS, TEXT_TO_IMAGE_PARAMS
from ..test_pipelines_common import PipelineLatentTesterMixin, PipelineTesterMixin


enable_full_determinism()






class 			_SCREAMING_SNAKE_CASE				(lowercase__,	lowercase__,	unittest.TestCase      ):
			A__								=  StableDiffusionXLPipeline
			A__								=  TEXT_TO_IMAGE_PARAMS
			A__								=  TEXT_TO_IMAGE_BATCH_PARAMS
			A__								=  TEXT_TO_IMAGE_IMAGE_PARAMS
			A__								=  TEXT_TO_IMAGE_IMAGE_PARAMS



			def 				lowerCAmelCase (     self		:						List[str]			)      ->      Tuple:
							"""simple docstring"""





							torch.manual_seed(0			)
							snake_case__      :   Any      =    UNetaDConditionModel(
							    block_out_channels=(32, 64)    ,			layers_per_block=2    ,			sample_size=32    ,			in_channels=4    ,			out_channels=4    ,			down_block_types=('''DownBlock2D''', '''CrossAttnDownBlock2D''')    ,			up_block_types=('''CrossAttnUpBlock2D''', '''UpBlock2D''')    ,			attention_head_dim=(2, 4)    ,			use_linear_projection=__UpperCamelCase    ,			addition_embed_type='''text_time'''    ,			addition_time_embed_dim=8    ,			transformer_layers_per_block=(1, 2)    ,			projection_class_embeddings_input_dim=80    ,			cross_attention_dim=64    ,			)
							snake_case__      :   Tuple      =    EulerDiscreteScheduler(
							    beta_start=0.00085    ,			beta_end=0.012    ,			steps_offset=1    ,			beta_schedule='''scaled_linear'''    ,			timestep_spacing='''leading'''    ,			)
							torch.manual_seed(0			)
							snake_case__      :   Union[str, Any]      =    AutoencoderKL(
							    block_out_channels=[32, 64]    ,			in_channels=3    ,			out_channels=3    ,			down_block_types=['''DownEncoderBlock2D''', '''DownEncoderBlock2D''']    ,			up_block_types=['''UpDecoderBlock2D''', '''UpDecoderBlock2D''']    ,			latent_channels=4    ,			sample_size=128    ,			)
							torch.manual_seed(0			)
							snake_case__      :   List[Any]      =    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=32    ,			)
							snake_case__      :   List[str]      =    CLIPTextModel(__UpperCamelCase			)
							snake_case__      :   Dict      =    CLIPTokenizer.from_pretrained('''hf-internal-testing/tiny-random-clip'''    ,			local_files_only=__UpperCamelCase			)

							snake_case__      :   Optional[int]      =    CLIPTextModelWithProjection(__UpperCamelCase			)
							snake_case__      :   Optional[int]      =    CLIPTokenizer.from_pretrained('''hf-internal-testing/tiny-random-clip'''    ,			local_files_only=__UpperCamelCase			)

							snake_case__      :   List[str]      =    {
							    '''unet''': unet,
							    '''scheduler''': scheduler,
							    '''vae''': vae,
							    '''text_encoder''': text_encoder,
							    '''tokenizer''': tokenizer,
							    '''text_encoder_2''': text_encoder_a,
							    '''tokenizer_2''': tokenizer_a,
							    # "safety_checker": None,
							    # "feature_extractor": None,
							}
							return components



			def 				lowerCAmelCase (     self		:						Union[str, Any]    ,			__UpperCamelCase		:						int    ,			__UpperCamelCase		:						Union[str, Any]=0			)      ->      Optional[Any]:
							"""simple docstring"""





							if str(__UpperCamelCase			).startswith('''mps'''			):
											snake_case__      :   List[Any]      =    torch.manual_seed(__UpperCamelCase			)
							else:
											snake_case__      :   List[Any]      =    torch.Generator(device=__UpperCamelCase			).manual_seed(__UpperCamelCase			)
							snake_case__      :   Dict      =    {
							    '''prompt''': '''A painting of a squirrel eating a burger''',
							    '''generator''': generator,
							    '''num_inference_steps''': 2,
							    '''guidance_scale''': 5.0,
							    '''output_type''': '''numpy''',
							}
							return inputs



			def 				lowerCAmelCase (     self		:						List[Any]			)      ->      Tuple:
							"""simple docstring"""





							snake_case__      :   Any      =    '''cpu'''  # ensure determinism for the device-dependent torch.Generator
							snake_case__      :   Union[str, Any]      =    self.get_dummy_components()
							snake_case__      :   List[Any]      =    StableDiffusionXLPipeline(**__UpperCamelCase			)
							snake_case__      :   Optional[int]      =    sd_pipe.to(__UpperCamelCase			)
							sd_pipe.set_progress_bar_config(disable=__UpperCamelCase			)

							snake_case__      :   Dict      =    self.get_dummy_inputs(__UpperCamelCase			)
							snake_case__      :   Union[str, Any]      =    sd_pipe(**__UpperCamelCase			).images
							snake_case__      :   List[Any]      =    image[0, -3:, -3:, -1]

							assert image.shape == (1, 64, 64, 3)
							snake_case__      :   Union[str, Any]      =    np.array([0.5873, 0.6128, 0.4797, 0.5122, 0.5674, 0.4639, 0.5227, 0.5149, 0.4747]			)

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



			def 				lowerCAmelCase (     self		:						Optional[Any]			)      ->      Optional[int]:
							"""simple docstring"""





							snake_case__      :   List[str]      =    self.get_dummy_components()
							snake_case__      :   Optional[Any]      =    StableDiffusionXLPipeline(**__UpperCamelCase			)
							snake_case__      :   str      =    sd_pipe.to(__UpperCamelCase			)
							snake_case__      :   Tuple      =    sd_pipe.to(__UpperCamelCase			)
							sd_pipe.set_progress_bar_config(disable=__UpperCamelCase			)

							# forward without prompt embeds
							snake_case__      :   str      =    self.get_dummy_inputs(__UpperCamelCase			)
							snake_case__      :   Any      =    3 * ['''this is a negative prompt''']
							snake_case__      :   Optional[int]      =    negative_prompt
							snake_case__      :   Tuple      =    3 * [inputs['''prompt''']]

							snake_case__      :   Tuple      =    sd_pipe(**__UpperCamelCase			)
							snake_case__      :   str      =    output.images[0, -3:, -3:, -1]

							# forward with prompt embeds
							snake_case__      :   Tuple      =    self.get_dummy_inputs(__UpperCamelCase			)
							snake_case__      :   List[Any]      =    3 * ['''this is a negative prompt''']
							snake_case__      :   List[Any]      =    3 * [inputs.pop('''prompt'''			)]

							(
							    (
							    snake_case__
							)  ,      (
							    snake_case__
							)  ,      (
							    snake_case__
							)  ,      (
							    snake_case__
							)  ,      
							)      :   List[Any]      =    sd_pipe.encode_prompt(__UpperCamelCase    ,			negative_prompt=__UpperCamelCase			)

							snake_case__      :   Dict      =    sd_pipe(
							    **__UpperCamelCase    ,			prompt_embeds=__UpperCamelCase    ,			negative_prompt_embeds=__UpperCamelCase    ,			pooled_prompt_embeds=__UpperCamelCase    ,			negative_pooled_prompt_embeds=__UpperCamelCase    ,			)
							snake_case__      :   Optional[Any]      =    output.images[0, -3:, -3:, -1]

							# make sure that it's equal
							assert np.abs(image_slice_a.flatten() - image_slice_a.flatten()			).max() < 1e-4



			def 				lowerCAmelCase (     self		:						Dict			)      ->      Dict:
							"""simple docstring"""





							super().test_attention_slicing_forward_pass(expected_max_diff=3e-3			)







			def 				lowerCAmelCase (     self		:						int			)      ->      Dict:
							"""simple docstring"""





							super().test_inference_batch_single_identical(expected_max_diff=3e-3			)






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



			def 				lowerCAmelCase (     self		:						Union[str, Any]			)      ->      Union[str, Any]:
							"""simple docstring"""





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



			def 				lowerCAmelCase (     self		:						Tuple    ,			__UpperCamelCase		:						Optional[int]    ,			__UpperCamelCase		:						List[str]="cpu"    ,			__UpperCamelCase		:						Tuple=torch.floataa    ,			__UpperCamelCase		:						List[str]=0			)      ->      Dict:
							"""simple docstring"""





							snake_case__      :   Dict      =    torch.Generator(device=__UpperCamelCase			).manual_seed(__UpperCamelCase			)
							snake_case__      :   int      =    np.random.RandomState(__UpperCamelCase			).standard_normal((1, 4, 64, 64)			)
							snake_case__      :   List[Any]      =    torch.from_numpy(__UpperCamelCase			).to(device=__UpperCamelCase    ,			dtype=__UpperCamelCase			)
							snake_case__      :   int      =    {
							    '''prompt''': '''a photograph of an astronaut riding a horse''',
							    '''latents''': latents,
							    '''generator''': generator,
							    '''num_inference_steps''': 3,
							    '''guidance_scale''': 7.5,
							    '''output_type''': '''numpy''',
							}
							return inputs







			def 				lowerCAmelCase (     self		:						int			)      ->      Dict:
							"""simple docstring"""





							snake_case__      :   Dict      =    DiffusionPipeline.from_pretrained('''stabilityai/stable-diffusion-2-base'''			)
							pipe.to(__UpperCamelCase			)
							pipe.set_progress_bar_config(disable=__UpperCamelCase			)

							snake_case__      :   Optional[Any]      =    self.get_inputs(__UpperCamelCase			)
							snake_case__      :   Any      =    pipe(**__UpperCamelCase			).images
							snake_case__      :   Optional[int]      =    image[0, -3:, -3:, -1].flatten()

							assert image.shape == (1, 512, 512, 3)
							snake_case__      :   Tuple      =    np.array([0.49493, 0.47896, 0.40798, 0.54214, 0.53212, 0.48202, 0.47656, 0.46329, 0.48506]			)
							assert np.abs(image_slice - expected_slice			).max() < 7e-3




