
"""simple docstring"""


from collections import OrderedDict
from typing import Mapping

from ...configuration_utils import PretrainedConfig
from ...onnx import OnnxConfig
from ...utils import logging


A_						       =				logging.get_logger(__name__)

A_						       =				{
    """nghuyong/ernie-1.0-base-zh""": """https://huggingface.co/nghuyong/ernie-1.0-base-zh/resolve/main/config.json""",
    """nghuyong/ernie-2.0-base-en""": """https://huggingface.co/nghuyong/ernie-2.0-base-en/resolve/main/config.json""",
    """nghuyong/ernie-2.0-large-en""": """https://huggingface.co/nghuyong/ernie-2.0-large-en/resolve/main/config.json""",
    """nghuyong/ernie-3.0-base-zh""": """https://huggingface.co/nghuyong/ernie-3.0-base-zh/resolve/main/config.json""",
    """nghuyong/ernie-3.0-medium-zh""": """https://huggingface.co/nghuyong/ernie-3.0-medium-zh/resolve/main/config.json""",
    """nghuyong/ernie-3.0-mini-zh""": """https://huggingface.co/nghuyong/ernie-3.0-mini-zh/resolve/main/config.json""",
    """nghuyong/ernie-3.0-micro-zh""": """https://huggingface.co/nghuyong/ernie-3.0-micro-zh/resolve/main/config.json""",
    """nghuyong/ernie-3.0-nano-zh""": """https://huggingface.co/nghuyong/ernie-3.0-nano-zh/resolve/main/config.json""",
    """nghuyong/ernie-gram-zh""": """https://huggingface.co/nghuyong/ernie-gram-zh/resolve/main/config.json""",
    """nghuyong/ernie-health-zh""": """https://huggingface.co/nghuyong/ernie-health-zh/resolve/main/config.json""",
}




class    __lowerCamelCase     (   lowerCAmelCase ):
				a__:			int									=						'ernie'




				def __init__(							self       ,	UpperCAmelCase=3_0522       ,	UpperCAmelCase=768       ,	UpperCAmelCase=12       ,	UpperCAmelCase=12       ,	UpperCAmelCase=3072       ,	UpperCAmelCase="gelu"       ,	UpperCAmelCase=0.1       ,	UpperCAmelCase=0.1       ,	UpperCAmelCase=512       ,	UpperCAmelCase=2       ,	UpperCAmelCase=3       ,	UpperCAmelCase=False       ,	UpperCAmelCase=0.0_2       ,	UpperCAmelCase=1e-1_2       ,	UpperCAmelCase=0       ,	UpperCAmelCase="absolute"       ,	UpperCAmelCase=True       ,	UpperCAmelCase=None       ,	**UpperCAmelCase       ,	):
							super().__init__(pad_token_id=UpperCAmelCase       ,	**UpperCAmelCase      )

							lowerCamelCase_ 		=     vocab_size
							lowerCamelCase_ 		=     hidden_size
							lowerCamelCase_ 		=     num_hidden_layers
							lowerCamelCase_ 		=     num_attention_heads
							lowerCamelCase_ 		=     hidden_act
							lowerCamelCase_ 		=     intermediate_size
							lowerCamelCase_ 		=     hidden_dropout_prob
							lowerCamelCase_ 		=     attention_probs_dropout_prob
							lowerCamelCase_ 		=     max_position_embeddings
							lowerCamelCase_ 		=     type_vocab_size
							lowerCamelCase_ 		=     task_type_vocab_size
							lowerCamelCase_ 		=     use_task_id
							lowerCamelCase_ 		=     initializer_range
							lowerCamelCase_ 		=     layer_norm_eps
							lowerCamelCase_ 		=     position_embedding_type
							lowerCamelCase_ 		=     use_cache
							lowerCamelCase_ 		=     classifier_dropout




class    __lowerCamelCase     (   lowerCAmelCase ):




				@property
				def 					UpperCAmelCase__	(							self      ):
							if self.task == "multiple-choice":
										lowerCamelCase_ 		=     {0: '''batch''', 1: '''choice''', 2: '''sequence'''}
							else:
										lowerCamelCase_ 		=     {0: '''batch''', 1: '''sequence'''}
							return OrderedDict(
							    [
							        ('''input_ids''', dynamic_axis),
							        ('''attention_mask''', dynamic_axis),
							        ('''token_type_ids''', dynamic_axis),
							        ('''task_type_ids''', dynamic_axis),
							    ]      )








"""simple docstring"""


import tempfile
import unittest

import torch

from diffusers import UNetaDConditionModel
from diffusers.training_utils import EMAModel
from diffusers.utils.testing_utils import enable_full_determinism, skip_mps, torch_device


enable_full_determinism()




class    __lowerCamelCase     (   unittest.TestCase ):
				a__:			Union[str, Any]									=						'hf-internal-testing/tiny-stable-diffusion-pipe'
				a__:			Tuple									=						1
				a__:			int									=						77
				a__:			List[str]									=						32
				a__:			List[Any]									=						4
				a__:			str									=						64
				a__:			Optional[Any]									=						torch.manual_seed(0 )




				def 					UpperCAmelCase__	(							self       ,	UpperCAmelCase=0.9_9_9_9      ):
							lowerCamelCase_ 		=     UNetaDConditionModel.from_pretrained(self.model_id       ,	subfolder='''unet'''      )
							lowerCamelCase_ 		=     unet.to(UpperCAmelCase      )
							lowerCamelCase_ 		=     EMAModel(unet.parameters()       ,	decay=UpperCAmelCase       ,	model_cls=UpperCAmelCase       ,	model_config=unet.config      )
							return unet, ema_unet




				def 					UpperCAmelCase__	(							self      ):
							lowerCamelCase_ 		=     torch.randn(
							    self.batch_size       ,	self.num_in_channels       ,	self.latent_height       ,	self.latent_width       ,	generator=self.generator      ).to(UpperCAmelCase      )
							lowerCamelCase_ 		=     torch.randint(0       ,	1000       ,	size=(self.batch_size,)       ,	generator=self.generator      ).to(UpperCAmelCase      )
							lowerCamelCase_ 		=     torch.randn(
							    self.batch_size       ,	self.prompt_length       ,	self.text_encoder_hidden_dim       ,	generator=self.generator      ).to(UpperCAmelCase      )
							return noisy_latents, timesteps, encoder_hidden_states




				def 					UpperCAmelCase__	(							self       ,	UpperCAmelCase      ):
							lowerCamelCase_ 		=     {}
							for k, param in unet.state_dict().items():
										lowerCamelCase_ 		=     torch.randn_like(UpperCAmelCase      ) + (param * torch.randn_like(UpperCAmelCase      ))
										updated_state_dict.update({k: updated_param}      )
							unet.load_state_dict(UpperCAmelCase      )
							return unet




				def 					UpperCAmelCase__	(							self      ):
							lowerCamelCase_		,   lowerCamelCase_ 		=     self.get_models()
							# Take the first (hypothetical) EMA step.
							ema_unet.step(unet.parameters()      )
							assert ema_unet.optimization_step == 1

							# Take two more.
							for _ in range(2      ):
										ema_unet.step(unet.parameters()      )
							assert ema_unet.optimization_step == 3




				def 					UpperCAmelCase__	(							self      ):
							lowerCamelCase_		,   lowerCamelCase_ 		=     self.get_models()
							# Since the `unet` is not being updated (i.e., backprop'd)
							# there won't be any difference between the `params` of `unet`
							# and `ema_unet` even if we call `ema_unet.step(unet.parameters())`.
							ema_unet.step(unet.parameters()      )
							lowerCamelCase_ 		=     list(unet.parameters()      )
							for s_param, param in zip(ema_unet.shadow_params       ,	UpperCAmelCase      ):
										assert torch.allclose(UpperCAmelCase       ,	UpperCAmelCase      )

							# The above holds true even if we call `ema.step()` multiple times since
							# `unet` params are still not being updated.
							for _ in range(4      ):
										ema_unet.step(unet.parameters()      )
							for s_param, param in zip(ema_unet.shadow_params       ,	UpperCAmelCase      ):
										assert torch.allclose(UpperCAmelCase       ,	UpperCAmelCase      )




				def 					UpperCAmelCase__	(							self      ):
							lowerCamelCase_		,   lowerCamelCase_ 		=     self.get_models()
							# Here we simulate the parameter updates for `unet`. Since there might
							# be some parameters which are initialized to zero we take extra care to
							# initialize their values to something non-zero before the multiplication.
							lowerCamelCase_ 		=     self.simulate_backprop(UpperCAmelCase      )

							# Take the EMA step.
							ema_unet.step(unet_pseudo_updated_step_one.parameters()      )

							# Now the EMA'd parameters won't be equal to the original model parameters.
							lowerCamelCase_ 		=     list(unet_pseudo_updated_step_one.parameters()      )
							for s_param, param in zip(ema_unet.shadow_params       ,	UpperCAmelCase      ):
										assert ~torch.allclose(UpperCAmelCase       ,	UpperCAmelCase      )

							# Ensure this is the case when we take multiple EMA steps.
							for _ in range(4      ):
										ema_unet.step(unet.parameters()      )
							for s_param, param in zip(ema_unet.shadow_params       ,	UpperCAmelCase      ):
										assert ~torch.allclose(UpperCAmelCase       ,	UpperCAmelCase      )




				def 					UpperCAmelCase__	(							self      ):
							# If we call EMA step after a backpropagation consecutively for two times,
							# the shadow params from those two steps should be different.
							lowerCamelCase_		,   lowerCamelCase_ 		=     self.get_models()

							# First backprop + EMA
							lowerCamelCase_ 		=     self.simulate_backprop(UpperCAmelCase      )
							ema_unet.step(unet_step_one.parameters()      )
							lowerCamelCase_ 		=     ema_unet.shadow_params

							# Second backprop + EMA
							lowerCamelCase_ 		=     self.simulate_backprop(UpperCAmelCase      )
							ema_unet.step(unet_step_two.parameters()      )
							lowerCamelCase_ 		=     ema_unet.shadow_params

							for step_one, step_two in zip(UpperCAmelCase       ,	UpperCAmelCase      ):
										assert ~torch.allclose(UpperCAmelCase       ,	UpperCAmelCase      )




				def 					UpperCAmelCase__	(							self      ):
							# If there's no decay even if there are backprops, EMA steps
							# won't take any effect i.e., the shadow params would remain the
							# same.
							lowerCamelCase_		,   lowerCamelCase_ 		=     self.get_models(decay=0.0      )
							lowerCamelCase_ 		=     self.simulate_backprop(UpperCAmelCase      )
							ema_unet.step(unet_step_one.parameters()      )
							lowerCamelCase_ 		=     ema_unet.shadow_params

							lowerCamelCase_ 		=     self.simulate_backprop(UpperCAmelCase      )
							ema_unet.step(unet_step_two.parameters()      )
							lowerCamelCase_ 		=     ema_unet.shadow_params

							for step_one, step_two in zip(UpperCAmelCase       ,	UpperCAmelCase      ):
										assert torch.allclose(UpperCAmelCase       ,	UpperCAmelCase      )





				@skip_mps
				def 					UpperCAmelCase__	(							self      ):
							lowerCamelCase_		,   lowerCamelCase_ 		=     self.get_models()
							lowerCamelCase_		,   lowerCamelCase_		,   lowerCamelCase_ 		=     self.get_dummy_inputs()

							with tempfile.TemporaryDirectory() as tmpdir:
										ema_unet.save_pretrained(UpperCAmelCase      )
										lowerCamelCase_ 		=     UNetaDConditionModel.from_pretrained(UpperCAmelCase       ,	model_cls=UpperCAmelCase      )
										lowerCamelCase_ 		=     loaded_unet.to(unet.device      )

							# Since no EMA step has been performed the outputs should match.
							lowerCamelCase_ 		=     unet(UpperCAmelCase       ,	UpperCAmelCase       ,	UpperCAmelCase      ).sample
							lowerCamelCase_ 		=     loaded_unet(UpperCAmelCase       ,	UpperCAmelCase       ,	UpperCAmelCase      ).sample

							assert torch.allclose(UpperCAmelCase       ,	UpperCAmelCase       ,	atol=1e-4      )



