'''simple docstring'''




from dataclasses import dataclass
from typing import List, Optional, Union

import numpy as np
import PIL
import torch
from transformers import CLIPImageProcessor, CLIPVisionModel

from ...models import PriorTransformer
from ...pipelines import DiffusionPipeline
from ...schedulers import HeunDiscreteScheduler
from ...utils import (
    BaseOutput,
    is_accelerate_available,
    logging,
    randn_tensor,
    replace_example_docstring,
)
from .renderer import ShapERenderer


__lowercase        =    logging.get_logger(__name__)  # pylint: disable=invalid-name

__lowercase        =    '\n    Examples:\n        ```py\n        >>> from PIL import Image\n        >>> import torch\n        >>> from diffusers import DiffusionPipeline\n        >>> from diffusers.utils import export_to_gif, load_image\n\n        >>> device = torch.device("cuda" if torch.cuda.is_available() else "cpu")\n\n        >>> repo = "openai/shap-e-img2img"\n        >>> pipe = DiffusionPipeline.from_pretrained(repo, torch_dtype=torch.float16)\n        >>> pipe = pipe.to(device)\n\n        >>> guidance_scale = 3.0\n        >>> image_url = "https://hf.co/datasets/diffusers/docs-images/resolve/main/shap-e/corgi.png"\n        >>> image = load_image(image_url).convert("RGB")\n\n        >>> images = pipe(\n        ...     image,\n        ...     guidance_scale=guidance_scale,\n        ...     num_inference_steps=64,\n        ...     frame_size=256,\n        ... ).images\n\n        >>> gif_path = export_to_gif(images[0], "corgi_3d.gif")\n        ```\n'






@dataclass
class 							a__(   A__      ):


			'''simple docstring'''






			UpperCAmelCase_     :	Dict						=			4_2







class 							a__(   A__      ):


			'''simple docstring'''






			def __init__(  self			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase			,       ):




					"""simple docstring"""


					super().__init__()

					self.register_modules(
					    prior=__lowerCAmelCase			,       image_encoder=__lowerCAmelCase			,       image_processor=__lowerCAmelCase			,       scheduler=__lowerCAmelCase			,       renderer=__lowerCAmelCase			,       )



			def 				a_			(  self			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase):




					"""simple docstring"""


					if latents is None:
							lowerCAmelCase     =    randn_tensor(__lowerCAmelCase			,       generator=__lowerCAmelCase			,       device=__lowerCAmelCase			,       dtype=__lowerCAmelCase)
					else:
							if latents.shape != shape:
									raise ValueError(f"Unexpected latents shape, got {latents.shape}, expected {shape}")
							lowerCAmelCase     =    latents.to(__lowerCAmelCase)

					lowerCAmelCase     =    latents * scheduler.init_noise_sigma
					return latents



			def 				a_			(  self			,       __lowerCAmelCase=0):




					"""simple docstring"""


					if is_accelerate_available():
							from accelerate import cpu_offload
					else:
							raise ImportError("""Please install accelerate via `pip install accelerate`""")

					lowerCAmelCase     =    torch.device(f"cuda:{gpu_id}")

					lowerCAmelCase     =    [self.image_encoder, self.prior]
					for cpu_offloaded_model in models:
							if cpu_offloaded_model is not None:
									cpu_offload(__lowerCAmelCase			,       __lowerCAmelCase)



			@property
			def 				a_			(  self):




					"""simple docstring"""


					if self.device != torch.device("""meta""") or not hasattr(self.image_encoder			,       """_hf_hook"""):
							return self.device
					for module in self.image_encoder.modules():
							if (
							    hasattr(__lowerCAmelCase			,       """_hf_hook""")
							    and hasattr(module._hf_hook			,       """execution_device""")
							    and module._hf_hook.execution_device is not None
							):
									return torch.device(module._hf_hook.execution_device)
					return self.device



			def 				a_			(  self			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase			,       ):




					"""simple docstring"""


					if isinstance(__lowerCAmelCase			,       __lowerCAmelCase) and isinstance(image[0]			,       torch.Tensor):
							lowerCAmelCase     =    torch.cat(__lowerCAmelCase			,       axis=0) if image[0].ndim == 4 else torch.stack(__lowerCAmelCase			,       axis=0)

					if not isinstance(__lowerCAmelCase			,       torch.Tensor):
							lowerCAmelCase     =    self.image_processor(__lowerCAmelCase			,       return_tensors="""pt""").pixel_values[0].unsqueeze(0)

					lowerCAmelCase     =    image.to(dtype=self.image_encoder.dtype			,       device=__lowerCAmelCase)

					lowerCAmelCase     =    self.image_encoder(__lowerCAmelCase)["""last_hidden_state"""]
					lowerCAmelCase     =    image_embeds[:, 1:, :].contiguous()  # batch_size, dim, 256

					lowerCAmelCase     =    image_embeds.repeat_interleave(__lowerCAmelCase			,       dim=0)

					if do_classifier_free_guidance:
							lowerCAmelCase     =    torch.zeros_like(__lowerCAmelCase)

							# For classifier free guidance, we need to do two forward passes.
							# Here we concatenate the unconditional and text embeddings into a single batch
							# to avoid doing two forward passes
							lowerCAmelCase     =    torch.cat([negative_image_embeds, image_embeds])

					return image_embeds







			@torch.no_grad()
			@replace_example_docstring(__lowerCAmelCase)
			def __call__(  self			,       __lowerCAmelCase			,       __lowerCAmelCase = 1			,       __lowerCAmelCase = 25			,       __lowerCAmelCase = None			,       __lowerCAmelCase = None			,       __lowerCAmelCase = 4.0			,       __lowerCAmelCase = 64			,       __lowerCAmelCase = "pil"			,       __lowerCAmelCase = True			,       ):




					"""simple docstring"""


					if isinstance(__lowerCAmelCase			,       PIL.Image.Image):
							lowerCAmelCase     =    1
					elif isinstance(__lowerCAmelCase			,       torch.Tensor):
							lowerCAmelCase     =    image.shape[0]
					elif isinstance(__lowerCAmelCase			,       __lowerCAmelCase) and isinstance(image[0]			,       (torch.Tensor, PIL.Image.Image)):
							lowerCAmelCase     =    len(__lowerCAmelCase)
					else:
							raise ValueError(
							    f"`image` has to be of type `PIL.Image.Image`, `torch.Tensor`, `List[PIL.Image.Image]` or `List[torch.Tensor]` but is {type(__lowerCAmelCase)}")

					lowerCAmelCase     =    self._execution_device

					lowerCAmelCase     =    batch_size * num_images_per_prompt

					lowerCAmelCase     =    guidance_scale > 1.0
					lowerCAmelCase     =    self._encode_image(__lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase)

					# prior

					self.scheduler.set_timesteps(__lowerCAmelCase			,       device=__lowerCAmelCase)
					lowerCAmelCase     =    self.scheduler.timesteps

					lowerCAmelCase     =    self.prior.config.num_embeddings
					lowerCAmelCase     =    self.prior.config.embedding_dim

					lowerCAmelCase     =    self.prepare_latents(
					    (batch_size, num_embeddings * embedding_dim)			,       image_embeds.dtype			,       __lowerCAmelCase			,       __lowerCAmelCase			,       __lowerCAmelCase			,       self.scheduler			,       )

					# YiYi notes: for testing only to match ldm, we can directly create a latents with desired shape: batch_size, num_embeddings, embedding_dim
					lowerCAmelCase     =    latents.reshape(latents.shape[0]			,       __lowerCAmelCase			,       __lowerCAmelCase)

					for i, t in enumerate(self.progress_bar(__lowerCAmelCase)):
							# expand the latents if we are doing classifier free guidance
							lowerCAmelCase     =    torch.cat([latents] * 2) if do_classifier_free_guidance else latents
							lowerCAmelCase     =    self.scheduler.scale_model_input(__lowerCAmelCase			,       __lowerCAmelCase)

							lowerCAmelCase     =    self.prior(
							    __lowerCAmelCase			,       timestep=__lowerCAmelCase			,       proj_embedding=__lowerCAmelCase			,       ).predicted_image_embedding

							# remove the variance
							lowerCAmelCase   ,	lowerCAmelCase     =    noise_pred.split(
							    scaled_model_input.shape[2]			,       dim=2)  # batch_size, num_embeddings, embedding_dim

							if do_classifier_free_guidance is not None:
									lowerCAmelCase   ,	lowerCAmelCase     =    noise_pred.chunk(2)
									lowerCAmelCase     =    noise_pred_uncond + guidance_scale * (noise_pred - noise_pred_uncond)

							lowerCAmelCase     =    self.scheduler.step(
							    __lowerCAmelCase			,       timestep=__lowerCAmelCase			,       sample=__lowerCAmelCase			,       ).prev_sample

					if output_type == "latent":
							return ShapEPipelineOutput(images=__lowerCAmelCase)

					lowerCAmelCase     =    []
					for i, latent in enumerate(__lowerCAmelCase):
							print()
							lowerCAmelCase     =    self.renderer.decode(
							    latent[None, :]			,       __lowerCAmelCase			,       size=__lowerCAmelCase			,       ray_batch_size=4096			,       n_coarse_samples=64			,       n_fine_samples=128			,       )

							images.append(__lowerCAmelCase)

					lowerCAmelCase     =    torch.stack(__lowerCAmelCase)

					if output_type not in ["np", "pil"]:
							raise ValueError(f"Only the output types `pil` and `np` are supported not output_type={output_type}")

					lowerCAmelCase     =    images.cpu().numpy()

					if output_type == "pil":
							lowerCAmelCase     =    [self.numpy_to_pil(__lowerCAmelCase) for image in images]

					# Offload last model to CPU
					if hasattr(self			,       """final_offload_hook""") and self.final_offload_hook is not None:
							self.final_offload_hook.offload()

					if not return_dict:
							return (images,)

					return ShapEPipelineOutput(images=__lowerCAmelCase)












import unittest

import numpy as np

from transformers import RobertaPreLayerNormConfig, is_flax_available
from transformers.testing_utils import require_flax, slow

from ...test_modeling_flax_common import FlaxModelTesterMixin, floats_tensor, ids_tensor, random_attention_mask


if is_flax_available():
							import jax.numpy as jnp

							from transformers.models.roberta_prelayernorm.modeling_flax_roberta_prelayernorm import (
							    FlaxRobertaPreLayerNormForCausalLM,
							    FlaxRobertaPreLayerNormForMaskedLM,
							    FlaxRobertaPreLayerNormForMultipleChoice,
							    FlaxRobertaPreLayerNormForQuestionAnswering,
							    FlaxRobertaPreLayerNormForSequenceClassification,
							    FlaxRobertaPreLayerNormForTokenClassification,
							    FlaxRobertaPreLayerNormModel,
							)
class  _UpperCAmelCase   (			unittest.TestCase      ):

				"""simple docstring"""




				def __init__(	self		:       List[Any],    lowerCamelCase		:       Dict,    lowerCamelCase		:       Dict=13,    lowerCamelCase		:       Optional[int]=7,    lowerCamelCase		:       Optional[Any]=True,    lowerCamelCase		:       Union[str, Any]=True,    lowerCamelCase		:       Optional[Any]=True,    lowerCamelCase		:       Optional[Any]=True,    lowerCamelCase		:       List[Any]=99,    lowerCamelCase		:       Any=32,    lowerCamelCase		:       List[str]=5,    lowerCamelCase		:       Union[str, Any]=4,    lowerCamelCase		:       Union[str, Any]=37,    lowerCamelCase		:       Optional[int]="gelu",    lowerCamelCase		:       Tuple=0.1,    lowerCamelCase		:       List[str]=0.1,    lowerCamelCase		:       Optional[Any]=512,    lowerCamelCase		:       int=16,    lowerCamelCase		:       str=2,    lowerCamelCase		:       int=0.02,    lowerCamelCase		:       int=4,    ):

								'''simple docstring'''
								lowercase__  					=     parent
								lowercase__  					=     batch_size
								lowercase__  					=     seq_length
								lowercase__  					=     is_training
								lowercase__  					=     use_attention_mask
								lowercase__  					=     use_token_type_ids
								lowercase__  					=     use_labels
								lowercase__  					=     vocab_size
								lowercase__  					=     hidden_size
								lowercase__  					=     num_hidden_layers
								lowercase__  					=     num_attention_heads
								lowercase__  					=     intermediate_size
								lowercase__  					=     hidden_act
								lowercase__  					=     hidden_dropout_prob
								lowercase__  					=     attention_probs_dropout_prob
								lowercase__  					=     max_position_embeddings
								lowercase__  					=     type_vocab_size
								lowercase__  					=     type_sequence_label_size
								lowercase__  					=     initializer_range
								lowercase__  					=     num_choices




				def 							lowercase__  (	self		:       Dict    ):

								'''simple docstring'''
								lowercase__  					=     ids_tensor([self.batch_size, self.seq_length],    self.vocab_size    )

								lowercase__  					=     None
								if self.use_attention_mask:
												lowercase__  					=     random_attention_mask([self.batch_size, self.seq_length]    )

								lowercase__  					=     None
								if self.use_token_type_ids:
												lowercase__  					=     ids_tensor([self.batch_size, self.seq_length],    self.type_vocab_size    )

								lowercase__  					=     RobertaPreLayerNormConfig(
								    vocab_size=self.vocab_size,    hidden_size=self.hidden_size,    num_hidden_layers=self.num_hidden_layers,    num_attention_heads=self.num_attention_heads,    intermediate_size=self.intermediate_size,    hidden_act=self.hidden_act,    hidden_dropout_prob=self.hidden_dropout_prob,    attention_probs_dropout_prob=self.attention_probs_dropout_prob,    max_position_embeddings=self.max_position_embeddings,    type_vocab_size=self.type_vocab_size,    is_decoder=lowerCamelCase,    initializer_range=self.initializer_range,    )

								return config, input_ids, token_type_ids, attention_mask




				def 							lowercase__  (	self		:       List[str]    ):

								'''simple docstring'''
								lowercase__  					=     self.prepare_config_and_inputs()
								lowercase__					,		lowercase__					,		lowercase__					,		lowercase__  					=     config_and_inputs
								lowercase__  					=     {'''input_ids''': input_ids, '''token_type_ids''': token_type_ids, '''attention_mask''': attention_mask}
								return config, inputs_dict




				def 							lowercase__  (	self		:       Optional[int]    ):

								'''simple docstring'''
								lowercase__  					=     self.prepare_config_and_inputs()
								lowercase__					,		lowercase__					,		lowercase__					,		lowercase__  					=     config_and_inputs

								lowercase__  					=     True
								lowercase__  					=     floats_tensor([self.batch_size, self.seq_length, self.hidden_size]    )
								lowercase__  					=     ids_tensor([self.batch_size, self.seq_length],    vocab_size=2    )

								return (
								    config,
								    input_ids,
								    token_type_ids,
								    encoder_hidden_states,
								    encoder_attention_mask,
								)



@require_flax
# Copied from tests.models.roberta.test_modelling_flax_roberta.FlaxRobertaPreLayerNormModelTest with ROBERTA->ROBERTA_PRELAYERNORM,Roberta->RobertaPreLayerNorm,roberta-base->andreasmadsen/efficient_mlm_m0.40
class  _UpperCAmelCase   (			A__						,unittest.TestCase      ):

				"""simple docstring"""




				lowercase__											=			True

				lowercase__											=			(
				    (
				        FlaxRobertaPreLayerNormModel,
				        FlaxRobertaPreLayerNormForCausalLM,
				        FlaxRobertaPreLayerNormForMaskedLM,
				        FlaxRobertaPreLayerNormForSequenceClassification,
				        FlaxRobertaPreLayerNormForTokenClassification,
				        FlaxRobertaPreLayerNormForMultipleChoice,
				        FlaxRobertaPreLayerNormForQuestionAnswering,
				    )
				    if is_flax_available()
				    else ()
				)




				def 							lowercase__  (	self		:       int    ):

								'''simple docstring'''
								lowercase__  					=     FlaxRobertaPreLayerNormModelTester(self    )




				@slow
				def 							lowercase__  (	self		:       List[Any]    ):

								'''simple docstring'''
								for model_class_name in self.all_model_classes:
												lowercase__  					=     model_class_name.from_pretrained('''andreasmadsen/efficient_mlm_m0.40''',    from_pt=lowerCamelCase    )
												lowercase__  					=     model(np.ones((1, 1)    )    )
												self.assertIsNotNone(lowerCamelCase    )



@require_flax
class  _UpperCAmelCase   (			unittest.TestCase      ):

				"""simple docstring"""




				@slow
				def 							lowercase__  (	self		:       Union[str, Any]    ):

								'''simple docstring'''
								lowercase__  					=     FlaxRobertaPreLayerNormForMaskedLM.from_pretrained('''andreasmadsen/efficient_mlm_m0.40''',    from_pt=lowerCamelCase    )

								lowercase__  					=     np.array([[0, 31_414, 232, 328, 740, 1_140, 12_695, 69, 46_078, 1_588, 2]],    dtype=jnp.intaa    )
								lowercase__  					=     model(lowerCamelCase    )[0]
								lowercase__  					=     [1, 11, 50_265]
								self.assertEqual(list(output.shape    ),    lowerCamelCase    )
								# compare the actual values for a slice.
								lowercase__  					=     np.array(
								    [[[40.4880, 18.0199, -5.2367], [-1.8877, -4.0885, 10.7085], [-2.2613, -5.6110, 7.2665]]],    dtype=np.floataa    )
								self.assertTrue(np.allclose(output[:, :3, :3],    lowerCamelCase,    atol=1E-4    )    )




				@slow
				def 							lowercase__  (	self		:       Any    ):

								'''simple docstring'''
								lowercase__  					=     FlaxRobertaPreLayerNormModel.from_pretrained('''andreasmadsen/efficient_mlm_m0.40''',    from_pt=lowerCamelCase    )

								lowercase__  					=     np.array([[0, 31_414, 232, 328, 740, 1_140, 12_695, 69, 46_078, 1_588, 2]],    dtype=jnp.intaa    )
								lowercase__  					=     model(lowerCamelCase    )[0]
								# compare the actual values for a slice.
								lowercase__  					=     np.array(
								    [[[0.0208, -0.0356, 0.0237], [-0.1569, -0.0411, -0.2626], [0.1879, 0.0125, -0.0089]]],    dtype=np.floataa    )
								self.assertTrue(np.allclose(output[:, :3, :3],    lowerCamelCase,    atol=1E-4    )    )




