






'''simple docstring'''




from typing import TYPE_CHECKING

# rely on isort to merge the imports
from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


lowerCAmelCase__          =						{
    'configuration_informer': [
        'INFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP',
        'InformerConfig',
    ],
}

try:
  if not is_torch_available():
    raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
  pass
else:
  lowerCAmelCase__          =						[
      'INFORMER_PRETRAINED_MODEL_ARCHIVE_LIST',
      'InformerForPrediction',
      'InformerModel',
      'InformerPreTrainedModel',
  ]


if TYPE_CHECKING:
  from .configuration_informer import INFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP, InformerConfig

  try:
    if not is_torch_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    from .modeling_informer import (
        INFORMER_PRETRAINED_MODEL_ARCHIVE_LIST,
        InformerForPrediction,
        InformerModel,
        InformerPreTrainedModel,
    )

else:
  import sys

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












'''simple docstring'''




import gc
import random
import tempfile
import unittest

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

from diffusers import AutoencoderKL, DDIMScheduler, LMSDiscreteScheduler, PNDMScheduler, UNetaDConditionModel
from diffusers.pipelines.stable_diffusion_safe import StableDiffusionPipelineSafe as StableDiffusionPipeline
from diffusers.utils import floats_tensor, nightly, torch_device
from diffusers.utils.testing_utils import require_torch_gpu







class       __lowercase					(unittest.TestCase    ):

	def      __UpperCamelCase							(      self   :						List[str]):
			# clean up the VRAM after each test
			super().tearDown()
			gc.collect()
			torch.cuda.empty_cache()

	@property
	def      __UpperCamelCase							(      self   :						List[Any]):
			UpperCamelCase__				:					Union[str, Any]					=					1
			UpperCamelCase__				:					Union[str, Any]					=					3
			UpperCamelCase__				:					Dict					=					(32, 32)

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

	@property
	def      __UpperCamelCase							(      self   :						Any):
			torch.manual_seed(0)
			UpperCamelCase__				:					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')  ,					cross_attention_dim=32  ,					)
			return model

	@property
	def      __UpperCamelCase							(      self   :						Any):
			torch.manual_seed(0)
			UpperCamelCase__				:					List[str]					=					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  ,					)
			return model

	@property
	def      __UpperCamelCase							(      self   :						str):
			torch.manual_seed(0)
			UpperCamelCase__				:					Tuple					=					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=1_000  ,					)
			return CLIPTextModel(UpperCAmelCase_)

	@property
	def      __UpperCamelCase							(      self   :						Optional[Any]):
			def extract(*UpperCAmelCase_   :						List[Any]  ,					**UpperCAmelCase_   :						Dict):







					class       __lowercase					:

						def __init__(      self   :						List[Any]):
								UpperCamelCase__				:					Optional[Any]					=					torch.ones([0])





						def      __UpperCamelCase							(      self   :						Dict  ,					UpperCAmelCase_   :						int):
								self.pixel_values.to(UpperCAmelCase_)
								return self


					return Out()

			return extract

	def      __UpperCamelCase							(      self   :						str):
			UpperCamelCase__				:					Optional[Any]					=					'cpu'  # ensure determinism for the device-dependent torch.Generator
			UpperCamelCase__				:					Any					=					self.dummy_cond_unet
			UpperCamelCase__				:					Any					=					DDIMScheduler(
			    beta_start=0.0_00_85  ,					beta_end=0.0_12  ,					beta_schedule='scaled_linear'  ,					clip_sample=UpperCAmelCase_  ,					set_alpha_to_one=UpperCAmelCase_  ,					)

			UpperCamelCase__				:					List[str]					=					self.dummy_vae
			UpperCamelCase__				:					str					=					self.dummy_text_encoder
			UpperCamelCase__				:					Tuple					=					CLIPTokenizer.from_pretrained('hf-internal-testing/tiny-random-clip')

			# make sure here that pndm scheduler skips prk
			UpperCamelCase__				:					Optional[Any]					=					StableDiffusionPipeline(
			    unet=UpperCAmelCase_  ,					scheduler=UpperCAmelCase_  ,					vae=UpperCAmelCase_  ,					text_encoder=UpperCAmelCase_  ,					tokenizer=UpperCAmelCase_  ,					safety_checker=UpperCAmelCase_  ,					feature_extractor=self.dummy_extractor  ,					)
			UpperCamelCase__				:					Optional[Any]					=					sd_pipe.to(UpperCAmelCase_)
			sd_pipe.set_progress_bar_config(disable=UpperCAmelCase_)

			UpperCamelCase__				:					Optional[Any]					=					'A painting of a squirrel eating a burger'

			UpperCamelCase__				:					Dict					=					torch.Generator(device=UpperCAmelCase_).manual_seed(0)
			UpperCamelCase__				:					List[Any]					=					sd_pipe([prompt]  ,					generator=UpperCAmelCase_  ,					guidance_scale=6.0  ,					num_inference_steps=2  ,					output_type='np')
			UpperCamelCase__				:					Tuple					=					output.images

			UpperCamelCase__				:					List[Any]					=					torch.Generator(device=UpperCAmelCase_).manual_seed(0)
			UpperCamelCase__				:					Tuple					=					sd_pipe(
			    [prompt]  ,					generator=UpperCAmelCase_  ,					guidance_scale=6.0  ,					num_inference_steps=2  ,					output_type='np'  ,					return_dict=UpperCAmelCase_  ,					)[0]

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

			assert image.shape == (1, 64, 64, 3)
			UpperCamelCase__				:					List[Any]					=					np.array([0.57_56, 0.61_18, 0.50_05, 0.50_41, 0.54_71, 0.47_26, 0.49_76, 0.48_65, 0.48_64])

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

			# make sure here that pndm scheduler skips prk
			UpperCamelCase__				:					Dict					=					StableDiffusionPipeline(
			    unet=UpperCAmelCase_  ,					scheduler=UpperCAmelCase_  ,					vae=UpperCAmelCase_  ,					text_encoder=UpperCAmelCase_  ,					tokenizer=UpperCAmelCase_  ,					safety_checker=UpperCAmelCase_  ,					feature_extractor=self.dummy_extractor  ,					)
			UpperCamelCase__				:					Tuple					=					sd_pipe.to(UpperCAmelCase_)
			sd_pipe.set_progress_bar_config(disable=UpperCAmelCase_)

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

			UpperCamelCase__				:					List[str]					=					output.images

			UpperCamelCase__				:					Any					=					torch.Generator(device=UpperCAmelCase_).manual_seed(0)
			UpperCamelCase__				:					Optional[Any]					=					sd_pipe(
			    [prompt]  ,					generator=UpperCAmelCase_  ,					guidance_scale=6.0  ,					num_inference_steps=2  ,					output_type='np'  ,					return_dict=UpperCAmelCase_  ,					)[0]

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

			assert image.shape == (1, 64, 64, 3)
			UpperCamelCase__				:					List[Any]					=					np.array([0.51_25, 0.57_16, 0.48_28, 0.50_60, 0.56_50, 0.47_68, 0.51_85, 0.48_95, 0.49_93])

			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      __UpperCamelCase							(      self   :						Dict):
			UpperCamelCase__				:					Dict					=					StableDiffusionPipeline.from_pretrained(
			    'hf-internal-testing/tiny-stable-diffusion-lms-pipe'  ,					safety_checker=UpperCAmelCase_)
			assert isinstance(UpperCAmelCase_  ,					UpperCAmelCase_)
			assert isinstance(pipe.scheduler  ,					UpperCAmelCase_)
			assert pipe.safety_checker is None

			UpperCamelCase__				:					List[Any]					=					pipe('example prompt'  ,					num_inference_steps=2).images[0]
			assert image is not None

			# check that there's no error when saving a pipeline with one of the models being None
			with tempfile.TemporaryDirectory() as tmpdirname:
					pipe.save_pretrained(UpperCAmelCase_)
					UpperCamelCase__				:					List[str]					=					StableDiffusionPipeline.from_pretrained(UpperCAmelCase_)

			# sanity check that the pipeline still works
			assert pipe.safety_checker is None
			UpperCamelCase__				:					Optional[Any]					=					pipe('example prompt'  ,					num_inference_steps=2).images[0]
			assert image is not None





	@unittest.skipIf(torch_device != 'cuda'  ,					'This test requires a GPU')
	def      __UpperCamelCase							(      self   :						List[Any]):
			UpperCamelCase__				:					Dict					=					self.dummy_cond_unet
			UpperCamelCase__				:					str					=					PNDMScheduler(skip_prk_steps=UpperCAmelCase_)
			UpperCamelCase__				:					Any					=					self.dummy_vae
			UpperCamelCase__				:					Optional[Any]					=					self.dummy_text_encoder
			UpperCamelCase__				:					str					=					CLIPTokenizer.from_pretrained('hf-internal-testing/tiny-random-clip')

			# put models in fp16
			UpperCamelCase__				:					Any					=					unet.half()
			UpperCamelCase__				:					Tuple					=					vae.half()
			UpperCamelCase__				:					Optional[int]					=					bert.half()

			# make sure here that pndm scheduler skips prk
			UpperCamelCase__				:					Optional[int]					=					StableDiffusionPipeline(
			    unet=UpperCAmelCase_  ,					scheduler=UpperCAmelCase_  ,					vae=UpperCAmelCase_  ,					text_encoder=UpperCAmelCase_  ,					tokenizer=UpperCAmelCase_  ,					safety_checker=UpperCAmelCase_  ,					feature_extractor=self.dummy_extractor  ,					)
			UpperCamelCase__				:					Dict					=					sd_pipe.to(UpperCAmelCase_)
			sd_pipe.set_progress_bar_config(disable=UpperCAmelCase_)

			UpperCamelCase__				:					Any					=					'A painting of a squirrel eating a burger'
			UpperCamelCase__				:					int					=					sd_pipe([prompt]  ,					num_inference_steps=2  ,					output_type='np').images

			assert image.shape == (1, 64, 64, 3)







@nightly
@require_torch_gpu
class       __lowercase					(unittest.TestCase    ):

	def      __UpperCamelCase							(      self   :						Optional[int]):
			# clean up the VRAM after each test
			super().tearDown()
			gc.collect()
			torch.cuda.empty_cache()

	def      __UpperCamelCase							(      self   :						List[Any]):
			UpperCamelCase__				:					Optional[int]					=					StableDiffusionPipeline.from_pretrained('runwayml/stable-diffusion-v1-5'  ,					safety_checker=UpperCAmelCase_)
			UpperCamelCase__				:					Union[str, Any]					=					LMSDiscreteScheduler.from_config(sd_pipe.scheduler.config)
			UpperCamelCase__				:					Optional[Any]					=					sd_pipe.to(UpperCAmelCase_)
			sd_pipe.set_progress_bar_config(disable=UpperCAmelCase_)

			UpperCamelCase__				:					List[Any]					=					(
			    'portrait of girl with smokey eyes makeup in abandoned hotel, grange clothes, redshift, wide high angle'
			    ' coloured polaroid photograph with flash, kodak film, hyper real, stunning moody cinematography, with'
			    ' anamorphic lenses, by maripol, fallen angels by wong kar - wai, style of suspiria and neon demon and'
			    ' children from bahnhof zoo, detailed '
			)
			UpperCamelCase__				:					Any					=					4_003_660_346
			UpperCamelCase__				:					Any					=					7

			# without safety guidance (sld_guidance_scale = 0)
			UpperCamelCase__				:					int					=					torch.manual_seed(UpperCAmelCase_)
			UpperCamelCase__				:					Optional[int]					=					sd_pipe(
			    [prompt]  ,					generator=UpperCAmelCase_  ,					guidance_scale=UpperCAmelCase_  ,					num_inference_steps=50  ,					output_type='np'  ,					width=512  ,					height=512  ,					sld_guidance_scale=0  ,					)

			UpperCamelCase__				:					str					=					output.images
			UpperCamelCase__				:					Union[str, Any]					=					image[0, -3:, -3:, -1]
			UpperCamelCase__				:					Tuple					=					[0.22_78, 0.22_31, 0.22_49, 0.23_33, 0.23_03, 0.18_85, 0.22_73, 0.21_44, 0.21_76]

			assert image.shape == (1, 512, 512, 3)

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

			# without safety guidance (strong configuration)
			UpperCamelCase__				:					Tuple					=					torch.manual_seed(UpperCAmelCase_)
			UpperCamelCase__				:					str					=					sd_pipe(
			    [prompt]  ,					generator=UpperCAmelCase_  ,					guidance_scale=UpperCAmelCase_  ,					num_inference_steps=50  ,					output_type='np'  ,					width=512  ,					height=512  ,					sld_guidance_scale=2_000  ,					sld_warmup_steps=7  ,					sld_threshold=0.0_25  ,					sld_momentum_scale=0.5  ,					sld_mom_beta=0.7  ,					)

			UpperCamelCase__				:					Dict					=					output.images
			UpperCamelCase__				:					str					=					image[0, -3:, -3:, -1]
			UpperCamelCase__				:					Tuple					=					[0.23_83, 0.22_76, 0.2_36, 0.21_92, 0.21_86, 0.20_53, 0.19_71, 0.19_01, 0.17_19]

			assert image.shape == (1, 512, 512, 3)

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

	def      __UpperCamelCase							(      self   :						Optional[Any]):
			UpperCamelCase__				:					Dict					=					StableDiffusionPipeline.from_pretrained('runwayml/stable-diffusion-v1-5'  ,					safety_checker=UpperCAmelCase_)
			UpperCamelCase__				:					str					=					LMSDiscreteScheduler.from_config(sd_pipe.scheduler.config)
			UpperCamelCase__				:					Dict					=					sd_pipe.to(UpperCAmelCase_)
			sd_pipe.set_progress_bar_config(disable=UpperCAmelCase_)

			UpperCamelCase__				:					str					=					'padme amidala taking a bath artwork, safe for work, no nudity'
			UpperCamelCase__				:					Tuple					=					2_734_971_755
			UpperCamelCase__				:					Tuple					=					7

			UpperCamelCase__				:					Tuple					=					torch.manual_seed(UpperCAmelCase_)
			UpperCamelCase__				:					int					=					sd_pipe(
			    [prompt]  ,					generator=UpperCAmelCase_  ,					guidance_scale=UpperCAmelCase_  ,					num_inference_steps=50  ,					output_type='np'  ,					width=512  ,					height=512  ,					sld_guidance_scale=0  ,					)

			UpperCamelCase__				:					int					=					output.images
			UpperCamelCase__				:					Union[str, Any]					=					image[0, -3:, -3:, -1]
			UpperCamelCase__				:					Any					=					[0.35_02, 0.36_22, 0.33_96, 0.36_42, 0.34_78, 0.33_18, 0.35, 0.33_48, 0.32_97]

			assert image.shape == (1, 512, 512, 3)

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

			UpperCamelCase__				:					List[str]					=					torch.manual_seed(UpperCAmelCase_)
			UpperCamelCase__				:					Union[str, Any]					=					sd_pipe(
			    [prompt]  ,					generator=UpperCAmelCase_  ,					guidance_scale=UpperCAmelCase_  ,					num_inference_steps=50  ,					output_type='np'  ,					width=512  ,					height=512  ,					sld_guidance_scale=2_000  ,					sld_warmup_steps=7  ,					sld_threshold=0.0_25  ,					sld_momentum_scale=0.5  ,					sld_mom_beta=0.7  ,					)

			UpperCamelCase__				:					Tuple					=					output.images
			UpperCamelCase__				:					List[str]					=					image[0, -3:, -3:, -1]
			UpperCamelCase__				:					Union[str, Any]					=					[0.55_31, 0.52_06, 0.48_95, 0.51_56, 0.51_82, 0.47_51, 0.48_02, 0.48_03, 0.44_43]

			assert image.shape == (1, 512, 512, 3)

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





	def      __UpperCamelCase							(      self   :						Any):
			UpperCamelCase__				:					Optional[Any]					=					StableDiffusionPipeline.from_pretrained('runwayml/stable-diffusion-v1-5')
			UpperCamelCase__				:					Optional[Any]					=					sd_pipe.to(UpperCAmelCase_)
			sd_pipe.set_progress_bar_config(disable=UpperCAmelCase_)

			UpperCamelCase__				:					int					=					(
			    'the four horsewomen of the apocalypse, painting by tom of finland, gaston bussiere, craig mullins, j. c.'
			    ' leyendecker'
			)
			UpperCamelCase__				:					Any					=					1_044_355_234
			UpperCamelCase__				:					Optional[int]					=					12

			UpperCamelCase__				:					Optional[int]					=					torch.manual_seed(UpperCAmelCase_)
			UpperCamelCase__				:					str					=					sd_pipe(
			    [prompt]  ,					generator=UpperCAmelCase_  ,					guidance_scale=UpperCAmelCase_  ,					num_inference_steps=50  ,					output_type='np'  ,					width=512  ,					height=512  ,					sld_guidance_scale=0  ,					)

			UpperCamelCase__				:					List[str]					=					output.images
			UpperCamelCase__				:					Any					=					image[0, -3:, -3:, -1]
			UpperCamelCase__				:					str					=					np.array([0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0])

			assert image.shape == (1, 512, 512, 3)

			assert np.abs(image_slice.flatten() - expected_slice).max() < 1e-7

			UpperCamelCase__				:					int					=					torch.manual_seed(UpperCAmelCase_)
			UpperCamelCase__				:					List[str]					=					sd_pipe(
			    [prompt]  ,					generator=UpperCAmelCase_  ,					guidance_scale=UpperCAmelCase_  ,					num_inference_steps=50  ,					output_type='np'  ,					width=512  ,					height=512  ,					sld_guidance_scale=2_000  ,					sld_warmup_steps=7  ,					sld_threshold=0.0_25  ,					sld_momentum_scale=0.5  ,					sld_mom_beta=0.7  ,					)

			UpperCamelCase__				:					Optional[Any]					=					output.images
			UpperCamelCase__				:					List[Any]					=					image[0, -3:, -3:, -1]
			UpperCamelCase__				:					str					=					np.array([0.58_18, 0.62_85, 0.68_35, 0.60_19, 0.6_25, 0.67_54, 0.60_96, 0.63_34, 0.65_61])
			assert image.shape == (1, 512, 512, 3)

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




