





"""simple docstring"""


from __future__ import annotations






def     __UpperCAmelCase					(			lowercase		):







  """simple docstring"""
  create_state_space_tree(lowercase   ,[]   ,0   ,[0 for i in range(len(lowercase		)		)]		)






def     __UpperCAmelCase					(			lowercase   ,lowercase   ,lowercase   ,lowercase   ,):







  """simple docstring"""

  if index == len(lowercase		):
    print(lowercase		)
    return

  for i in range(len(lowercase		)		):
    if not index_used[i]:
      current_sequence.append(sequence[i]		)
      _UpperCAmelCase						 =      True
      create_state_space_tree(lowercase   ,lowercase   ,index + 1   ,lowercase		)
      current_sequence.pop()
      _UpperCAmelCase						 =      False
UpperCAmelCase__  		=						[3, 1, 2, 4]
generate_all_permutations(sequence)

UpperCAmelCase__  		=						["""A""", """B""", """C"""]

generate_all_permutations(sequence_a)

"""simple docstring"""


# This model implementation is heavily inspired by https://github.com/haofanwang/ControlNet-for-Diffusers/

import gc
import random
import tempfile
import unittest

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

from diffusers import (
    AutoencoderKL,
    ControlNetModel,
    DDIMScheduler,
    StableDiffusionControlNetImgaImgPipeline,
    UNetaDConditionModel,
)
from diffusers.pipelines.stable_diffusion.pipeline_stable_diffusion_controlnet import MultiControlNetModel
from diffusers.utils import floats_tensor, load_image, load_numpy, randn_tensor, slow, torch_device
from diffusers.utils.import_utils import is_xformers_available
from diffusers.utils.testing_utils import enable_full_determinism, require_torch_gpu

from ..pipeline_params import (
    IMAGE_TO_IMAGE_IMAGE_PARAMS,
    TEXT_GUIDED_IMAGE_VARIATION_BATCH_PARAMS,
    TEXT_GUIDED_IMAGE_VARIATION_PARAMS,
)
from ..test_pipelines_common import (
    PipelineKarrasSchedulerTesterMixin,
    PipelineLatentTesterMixin,
    PipelineTesterMixin,
)


enable_full_determinism()


class        a				(		lowerCAmelCase_	,							lowerCAmelCase_	,							lowerCAmelCase_	,							unittest.TestCase   ):
    _snake_case     :  List[str]     							=							StableDiffusionControlNetImgaImgPipeline
    _snake_case     :  Optional[int]     							=							TEXT_GUIDED_IMAGE_VARIATION_PARAMS - {'height', 'width'}
    _snake_case     :  Optional[int]     							=							TEXT_GUIDED_IMAGE_VARIATION_BATCH_PARAMS
    _snake_case     :  List[str]     							=							IMAGE_TO_IMAGE_IMAGE_PARAMS.union({'control_image'}   )
    _snake_case     :  Union[str, Any]     							=							IMAGE_TO_IMAGE_IMAGE_PARAMS


    def      lowerCAmelCase_  (					self	:  Optional[int]					):
      torch.manual_seed(0					)
      _UpperCAmelCase						 =      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   ,				)
      torch.manual_seed(0					)
      _UpperCAmelCase						 =      ControlNetModel(
          block_out_channels=(32, 64)   ,				layers_per_block=2   ,				in_channels=4   ,				down_block_types=("""DownBlock2D""", """CrossAttnDownBlock2D""")   ,				cross_attention_dim=32   ,				conditioning_embedding_out_channels=(16, 32)   ,				)
      torch.manual_seed(0					)
      _UpperCAmelCase						 =      DDIMScheduler(
          beta_start=0.00_085   ,				beta_end=0.012   ,				beta_schedule="""scaled_linear"""   ,				clip_sample=__lowerCAmelCase   ,				set_alpha_to_one=__lowerCAmelCase   ,				)
      torch.manual_seed(0					)
      _UpperCAmelCase						 =      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   ,				)
      torch.manual_seed(0					)
      _UpperCAmelCase						 =      CLIPTextConfig(
          bos_token_id=0   ,				eos_token_id=2   ,				hidden_size=32   ,				intermediate_size=37   ,				layer_norm_eps=1e-0_5   ,				num_attention_heads=4   ,				num_hidden_layers=5   ,				pad_token_id=1   ,				vocab_size=1000   ,				)
      _UpperCAmelCase						 =      CLIPTextModel(__lowerCAmelCase					)
      _UpperCAmelCase						 =      CLIPTokenizer.from_pretrained("""hf-internal-testing/tiny-random-clip"""					)

      _UpperCAmelCase						 =      {
          """unet""": unet,
          """controlnet""": controlnet,
          """scheduler""": scheduler,
          """vae""": vae,
          """text_encoder""": text_encoder,
          """tokenizer""": tokenizer,
          """safety_checker""": None,
          """feature_extractor""": None,
      }
      return components


    def      lowerCAmelCase_  (					self	:  int   ,				__lowerCAmelCase	:  Tuple   ,				__lowerCAmelCase	:  List[str]=0					):
      if str(__lowerCAmelCase					).startswith("""mps"""					):
        _UpperCAmelCase						 =      torch.manual_seed(__lowerCAmelCase					)
      else:
        _UpperCAmelCase						 =      torch.Generator(device=__lowerCAmelCase					).manual_seed(__lowerCAmelCase					)

      _UpperCAmelCase						 =      2
      _UpperCAmelCase						 =      randn_tensor(
          (1, 3, 32 * controlnet_embedder_scale_factor, 32 * controlnet_embedder_scale_factor)   ,				generator=__lowerCAmelCase   ,				device=torch.device(__lowerCAmelCase					)   ,				)
      _UpperCAmelCase						 =      floats_tensor(control_image.shape   ,				rng=random.Random(__lowerCAmelCase					)					).to(__lowerCAmelCase					)
      _UpperCAmelCase						 =      image.cpu().permute(0   ,				2   ,				3   ,				1					)[0]
      _UpperCAmelCase						 =      Image.fromarray(np.uinta(__lowerCAmelCase					)					).convert("""RGB"""					).resize((64, 64)					)
      _UpperCAmelCase						 =      {
          """prompt""": """A painting of a squirrel eating a burger""",
          """generator""": generator,
          """num_inference_steps""": 2,
          """guidance_scale""": 6.0,
          """output_type""": """numpy""",
          """image""": image,
          """control_image""": control_image,
      }

      return inputs


    def      lowerCAmelCase_  (					self	:  Dict					):
      return self._test_attention_slicing_forward_pass(expected_max_diff=2e-3					)


    @unittest.skipIf(
        torch_device != """cuda""" or not is_xformers_available()   ,				reason="""XFormers attention is only available with CUDA and `xformers` installed"""   ,				)
    def      lowerCAmelCase_  (					self	:  Tuple					):
      self._test_xformers_attention_forwardGenerator_pass(expected_max_diff=2e-3					)


    def      lowerCAmelCase_  (					self	:  List[Any]					):
      self._test_inference_batch_single_identical(expected_max_diff=2e-3					)



class        a				(		lowerCAmelCase_	,							lowerCAmelCase_	,							unittest.TestCase   ):
    _snake_case     :  List[Any]     							=							StableDiffusionControlNetImgaImgPipeline
    _snake_case     :  int     							=							TEXT_GUIDED_IMAGE_VARIATION_PARAMS - {'height', 'width'}
    _snake_case     :  Any     							=							TEXT_GUIDED_IMAGE_VARIATION_BATCH_PARAMS
    _snake_case     :  Optional[int]     							=							frozenset([]   )  # TO_DO: add image_params once refactored VaeImageProcessor.preprocess


    def      lowerCAmelCase_  (					self	:  Any					):
      torch.manual_seed(0					)
      _UpperCAmelCase						 =      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   ,				)
      torch.manual_seed(0					)

      def init_weights(__lowerCAmelCase	:  str					):
        if isinstance(__lowerCAmelCase   ,				torch.nn.Convad					):
          torch.nn.init.normal(m.weight					)
          m.bias.data.fill_(1.0					)

      _UpperCAmelCase						 =      ControlNetModel(
          block_out_channels=(32, 64)   ,				layers_per_block=2   ,				in_channels=4   ,				down_block_types=("""DownBlock2D""", """CrossAttnDownBlock2D""")   ,				cross_attention_dim=32   ,				conditioning_embedding_out_channels=(16, 32)   ,				)
      controlneta.controlnet_down_blocks.apply(__lowerCAmelCase					)

      torch.manual_seed(0					)
      _UpperCAmelCase						 =      ControlNetModel(
          block_out_channels=(32, 64)   ,				layers_per_block=2   ,				in_channels=4   ,				down_block_types=("""DownBlock2D""", """CrossAttnDownBlock2D""")   ,				cross_attention_dim=32   ,				conditioning_embedding_out_channels=(16, 32)   ,				)
      controlneta.controlnet_down_blocks.apply(__lowerCAmelCase					)

      torch.manual_seed(0					)
      _UpperCAmelCase						 =      DDIMScheduler(
          beta_start=0.00_085   ,				beta_end=0.012   ,				beta_schedule="""scaled_linear"""   ,				clip_sample=__lowerCAmelCase   ,				set_alpha_to_one=__lowerCAmelCase   ,				)
      torch.manual_seed(0					)
      _UpperCAmelCase						 =      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   ,				)
      torch.manual_seed(0					)
      _UpperCAmelCase						 =      CLIPTextConfig(
          bos_token_id=0   ,				eos_token_id=2   ,				hidden_size=32   ,				intermediate_size=37   ,				layer_norm_eps=1e-0_5   ,				num_attention_heads=4   ,				num_hidden_layers=5   ,				pad_token_id=1   ,				vocab_size=1000   ,				)
      _UpperCAmelCase						 =      CLIPTextModel(__lowerCAmelCase					)
      _UpperCAmelCase						 =      CLIPTokenizer.from_pretrained("""hf-internal-testing/tiny-random-clip"""					)

      _UpperCAmelCase						 =      MultiControlNetModel([controlneta, controlneta]					)

      _UpperCAmelCase						 =      {
          """unet""": unet,
          """controlnet""": controlnet,
          """scheduler""": scheduler,
          """vae""": vae,
          """text_encoder""": text_encoder,
          """tokenizer""": tokenizer,
          """safety_checker""": None,
          """feature_extractor""": None,
      }
      return components


    def      lowerCAmelCase_  (					self	:  Union[str, Any]   ,				__lowerCAmelCase	:  List[str]   ,				__lowerCAmelCase	:  List[str]=0					):
      if str(__lowerCAmelCase					).startswith("""mps"""					):
        _UpperCAmelCase						 =      torch.manual_seed(__lowerCAmelCase					)
      else:
        _UpperCAmelCase						 =      torch.Generator(device=__lowerCAmelCase					).manual_seed(__lowerCAmelCase					)

      _UpperCAmelCase						 =      2

      _UpperCAmelCase						 =      [
          randn_tensor(
              (1, 3, 32 * controlnet_embedder_scale_factor, 32 * controlnet_embedder_scale_factor)   ,				generator=__lowerCAmelCase   ,				device=torch.device(__lowerCAmelCase					)   ,				),
          randn_tensor(
              (1, 3, 32 * controlnet_embedder_scale_factor, 32 * controlnet_embedder_scale_factor)   ,				generator=__lowerCAmelCase   ,				device=torch.device(__lowerCAmelCase					)   ,				),
      ]

      _UpperCAmelCase						 =      floats_tensor(control_image[0].shape   ,				rng=random.Random(__lowerCAmelCase					)					).to(__lowerCAmelCase					)
      _UpperCAmelCase						 =      image.cpu().permute(0   ,				2   ,				3   ,				1					)[0]
      _UpperCAmelCase						 =      Image.fromarray(np.uinta(__lowerCAmelCase					)					).convert("""RGB"""					).resize((64, 64)					)
      _UpperCAmelCase						 =      {
          """prompt""": """A painting of a squirrel eating a burger""",
          """generator""": generator,
          """num_inference_steps""": 2,
          """guidance_scale""": 6.0,
          """output_type""": """numpy""",
          """image""": image,
          """control_image""": control_image,
      }

      return inputs


    def      lowerCAmelCase_  (					self	:  Optional[Any]					):
      _UpperCAmelCase						 =      self.get_dummy_components()
      _UpperCAmelCase						 =      self.pipeline_class(**__lowerCAmelCase					)
      pipe.to(__lowerCAmelCase					)

      _UpperCAmelCase						 =      10.0
      _UpperCAmelCase						 =      4

      _UpperCAmelCase						 =      self.get_dummy_inputs(__lowerCAmelCase					)
      _UpperCAmelCase						 =      steps
      _UpperCAmelCase						 =      scale
      _UpperCAmelCase						 =      pipe(**__lowerCAmelCase					)[0]

      _UpperCAmelCase						 =      self.get_dummy_inputs(__lowerCAmelCase					)
      _UpperCAmelCase						 =      steps
      _UpperCAmelCase						 =      scale
      _UpperCAmelCase						 =      pipe(**__lowerCAmelCase   ,				control_guidance_start=0.1   ,				control_guidance_end=0.2					)[0]

      _UpperCAmelCase						 =      self.get_dummy_inputs(__lowerCAmelCase					)
      _UpperCAmelCase						 =      steps
      _UpperCAmelCase						 =      scale
      _UpperCAmelCase						 =      pipe(**__lowerCAmelCase   ,				control_guidance_start=[0.1, 0.3]   ,				control_guidance_end=[0.2, 0.7]					)[0]

      _UpperCAmelCase						 =      self.get_dummy_inputs(__lowerCAmelCase					)
      _UpperCAmelCase						 =      steps
      _UpperCAmelCase						 =      scale
      _UpperCAmelCase						 =      pipe(**__lowerCAmelCase   ,				control_guidance_start=0.4   ,				control_guidance_end=[0.5, 0.8]					)[0]

      # make sure that all outputs are different
      assert np.sum(np.abs(output_a - output_a					)					) > 1e-3
      assert np.sum(np.abs(output_a - output_a					)					) > 1e-3
      assert np.sum(np.abs(output_a - output_a					)					) > 1e-3


    def      lowerCAmelCase_  (					self	:  Union[str, Any]					):
      return self._test_attention_slicing_forward_pass(expected_max_diff=2e-3					)


    @unittest.skipIf(
        torch_device != """cuda""" or not is_xformers_available()   ,				reason="""XFormers attention is only available with CUDA and `xformers` installed"""   ,				)
    def      lowerCAmelCase_  (					self	:  Dict					):
      self._test_xformers_attention_forwardGenerator_pass(expected_max_diff=2e-3					)


    def      lowerCAmelCase_  (					self	:  Dict					):
      self._test_inference_batch_single_identical(expected_max_diff=2e-3					)


    def      lowerCAmelCase_  (					self	:  List[Any]					):
      _UpperCAmelCase						 =      self.get_dummy_components()
      _UpperCAmelCase						 =      self.pipeline_class(**__lowerCAmelCase					)
      pipe.to(__lowerCAmelCase					)
      pipe.set_progress_bar_config(disable=__lowerCAmelCase					)
      with tempfile.TemporaryDirectory() as tmpdir:
        try:
          # save_pretrained is not implemented for Multi-ControlNet
          pipe.save_pretrained(__lowerCAmelCase					)
        except NotImplementedError:
          pass



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


    def      lowerCAmelCase_  (					self	:  Optional[int]					):
      super().tearDown()
      gc.collect()
      torch.cuda.empty_cache()


    def      lowerCAmelCase_  (					self	:  List[str]					):
      _UpperCAmelCase						 =      ControlNetModel.from_pretrained("""lllyasviel/sd-controlnet-canny"""					)

      _UpperCAmelCase						 =      StableDiffusionControlNetImgaImgPipeline.from_pretrained(
          """runwayml/stable-diffusion-v1-5"""   ,				safety_checker=__lowerCAmelCase   ,				controlnet=__lowerCAmelCase					)
      pipe.enable_model_cpu_offload()
      pipe.set_progress_bar_config(disable=__lowerCAmelCase					)

      _UpperCAmelCase						 =      torch.Generator(device="""cpu"""					).manual_seed(0					)
      _UpperCAmelCase						 =      """evil space-punk bird"""
      _UpperCAmelCase						 =      load_image(
          """https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/sd_controlnet/bird_canny.png"""					).resize((512, 512)					)
      _UpperCAmelCase						 =      load_image(
          """https://huggingface.co/lllyasviel/sd-controlnet-canny/resolve/main/images/bird.png"""					).resize((512, 512)					)

      _UpperCAmelCase						 =      pipe(
          __lowerCAmelCase   ,				__lowerCAmelCase   ,				control_image=__lowerCAmelCase   ,				generator=__lowerCAmelCase   ,				output_type="""np"""   ,				num_inference_steps=50   ,				strength=0.6   ,				)

      _UpperCAmelCase						 =      output.images[0]

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

      _UpperCAmelCase						 =      load_numpy(
          """https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/sd_controlnet/img2img.npy"""					)

      assert np.abs(expected_image - image					).max() < 9e-2
