



import unittest

import numpy as np

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

from ...test_modeling_flax_common import FlaxModelTesterMixin, ids_tensor, random_attention_mask


if is_flax_available():
			import jax.numpy as jnp

			from transformers.models.distilbert.modeling_flax_distilbert import (
			    FlaxDistilBertForMaskedLM,
			    FlaxDistilBertForMultipleChoice,
			    FlaxDistilBertForQuestionAnswering,
			    FlaxDistilBertForSequenceClassification,
			    FlaxDistilBertForTokenClassification,
			    FlaxDistilBertModel,
			)


class 						lowercase    (							unittest.TestCase):
						'''simple docstring'''


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



											'''simple docstring'''


											SCREAMING_SNAKE_CASE							:     Tuple						=				parent
											SCREAMING_SNAKE_CASE							:     str						=				batch_size
											SCREAMING_SNAKE_CASE							:     Union[str, Any]						=				seq_length
											SCREAMING_SNAKE_CASE							:     int						=				is_training
											SCREAMING_SNAKE_CASE							:     List[str]						=				use_attention_mask
											SCREAMING_SNAKE_CASE							:     Optional[Any]						=				use_token_type_ids
											SCREAMING_SNAKE_CASE							:     Optional[int]						=				use_labels
											SCREAMING_SNAKE_CASE							:     Optional[int]						=				vocab_size
											SCREAMING_SNAKE_CASE							:     Optional[int]						=				hidden_size
											SCREAMING_SNAKE_CASE							:     Any						=				num_hidden_layers
											SCREAMING_SNAKE_CASE							:     Tuple						=				num_attention_heads
											SCREAMING_SNAKE_CASE							:     Any						=				intermediate_size
											SCREAMING_SNAKE_CASE							:     Tuple						=				hidden_act
											SCREAMING_SNAKE_CASE							:     Optional[int]						=				hidden_dropout_prob
											SCREAMING_SNAKE_CASE							:     str						=				attention_probs_dropout_prob
											SCREAMING_SNAKE_CASE							:     Tuple						=				max_position_embeddings
											SCREAMING_SNAKE_CASE							:     Any						=				type_vocab_size
											SCREAMING_SNAKE_CASE							:     List[Any]						=				type_sequence_label_size
											SCREAMING_SNAKE_CASE							:     Tuple						=				initializer_range
											SCREAMING_SNAKE_CASE							:     List[str]						=				num_choices







						def       lowerCamelCase_				(  self    :				List[Any]	):



											'''simple docstring'''


											SCREAMING_SNAKE_CASE							:     Optional[Any]						=				ids_tensor([self.batch_size, self.seq_length]       ,	self.vocab_size	)

											SCREAMING_SNAKE_CASE							:     Optional[int]						=				None
											if self.use_attention_mask:
																SCREAMING_SNAKE_CASE							:     Any						=				random_attention_mask([self.batch_size, self.seq_length]	)

											SCREAMING_SNAKE_CASE							:     Tuple						=				DistilBertConfig(
											    vocab_size=self.vocab_size       ,	dim=self.hidden_size       ,	n_layers=self.num_hidden_layers       ,	n_heads=self.num_attention_heads       ,	hidden_dim=self.intermediate_size       ,	hidden_act=self.hidden_act       ,	dropout=self.hidden_dropout_prob       ,	attention_dropout=self.attention_probs_dropout_prob       ,	max_position_embeddings=self.max_position_embeddings       ,	initializer_range=self.initializer_range       ,	tie_weights_=snake_case       ,	)

											return config, input_ids, attention_mask







						def       lowerCamelCase_				(  self    :				int	):



											'''simple docstring'''


											SCREAMING_SNAKE_CASE							:     Tuple						=				self.prepare_config_and_inputs()
											SCREAMING_SNAKE_CASE					,  SCREAMING_SNAKE_CASE					,  SCREAMING_SNAKE_CASE							:     Optional[int]						=				config_and_inputs
											SCREAMING_SNAKE_CASE							:     int						=				{'input_ids': input_ids, 'attention_mask': attention_mask}
											return config, inputs_dict


@require_flax
class 						lowercase    (							SCREAMING_SNAKE_CASE_      ,    unittest.TestCase):
						'''simple docstring'''


						UpperCAmelCase			:		int		=		(
						    (
						        FlaxDistilBertModel,
						        FlaxDistilBertForMaskedLM,
						        FlaxDistilBertForMultipleChoice,
						        FlaxDistilBertForQuestionAnswering,
						        FlaxDistilBertForSequenceClassification,
						        FlaxDistilBertForTokenClassification,
						        FlaxDistilBertForQuestionAnswering,
						    )
						    if is_flax_available()
						    else ()
						)







						def       lowerCamelCase_				(  self    :				Optional[int]	):



											'''simple docstring'''


											SCREAMING_SNAKE_CASE							:     str						=				FlaxDistilBertModelTester(self	)







						@slow
						def       lowerCamelCase_				(  self    :				Any	):



											'''simple docstring'''


											for model_class_name in self.all_model_classes:
																SCREAMING_SNAKE_CASE							:     Dict						=				model_class_name.from_pretrained('distilbert-base-uncased'	)
																SCREAMING_SNAKE_CASE							:     Dict						=				model(np.ones((1, 1)	)	)
																self.assertIsNotNone(snake_case	)


@require_flax
class 						lowercase    (							unittest.TestCase):
						'''simple docstring'''


						@slow
						def       lowerCamelCase_				(  self    :				Tuple	):



											'''simple docstring'''


											SCREAMING_SNAKE_CASE							:     List[Any]						=				FlaxDistilBertModel.from_pretrained('distilbert-base-uncased'	)
											SCREAMING_SNAKE_CASE							:     List[str]						=				np.array([[0, 345, 232, 328, 740, 140, 1695, 69, 6078, 1588, 2]]	)
											SCREAMING_SNAKE_CASE							:     Dict						=				np.array([[0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]]	)
											SCREAMING_SNAKE_CASE							:     str						=				model(snake_case       ,	attention_mask=snake_case	)[0]
											SCREAMING_SNAKE_CASE							:     int						=				(1, 11, 768)
											self.assertEqual(output.shape       ,	snake_case	)
											SCREAMING_SNAKE_CASE							:     Optional[int]						=				np.array([[[-0.1639, 0.3299, 0.1648], [-0.1746, 0.3289, 0.1710], [-0.1884, 0.3357, 0.1810]]]	)

											self.assertTrue(jnp.allclose(output[:, 1:4, 1:4]       ,	snake_case       ,	atol=1E-4	)	)




import argparse

import torch
from safetensors.torch import load_file

from diffusers import StableDiffusionPipeline

def        __a			(   __lowerCAmelCase      ,	__lowerCAmelCase      ,	__lowerCAmelCase      ,	__lowerCAmelCase      ,	__lowerCAmelCase   )     ->     str:
					# load base model
					SCREAMING_SNAKE_CASE							:     Dict						=				StableDiffusionPipeline.from_pretrained(__lowerCAmelCase      ,	torch_dtype=torch.floataa   )

					# load LoRA weight from .safetensors
					SCREAMING_SNAKE_CASE							:     Any						=				load_file(__lowerCAmelCase   )

					SCREAMING_SNAKE_CASE							:     Optional[int]						=				[]

					# directly update weight in diffusers model
					for key in state_dict:
										# it is suggested to print out the key, it usually will be something like below
										# "lora_te_text_model_encoder_layers_0_self_attn_k_proj.lora_down.weight"

										# as we have set the alpha beforehand, so just skip
										if ".alpha" in key or key in visited:
															continue

										if "text" in key:
															SCREAMING_SNAKE_CASE							:     Dict						=				key.split('.'   )[0].split(LORA_PREFIX_TEXT_ENCODER + '_'   )[-1].split('_'   )
															SCREAMING_SNAKE_CASE							:     Tuple						=				pipeline.text_encoder
										else:
															SCREAMING_SNAKE_CASE							:     Any						=				key.split('.'   )[0].split(LORA_PREFIX_UNET + '_'   )[-1].split('_'   )
															SCREAMING_SNAKE_CASE							:     Dict						=				pipeline.unet

										# find the target layer
										SCREAMING_SNAKE_CASE							:     Union[str, Any]						=				layer_infos.pop(0   )
										while len(__lowerCAmelCase   ) > -1:
															try:
																				SCREAMING_SNAKE_CASE							:     List[Any]						=				curr_layer.__getattr__(__lowerCAmelCase   )
																				if len(__lowerCAmelCase   ) > 0:
																									SCREAMING_SNAKE_CASE							:     Optional[int]						=				layer_infos.pop(0   )
																				elif len(__lowerCAmelCase   ) == 0:
																									break
															except Exception:
																				if len(__lowerCAmelCase   ) > 0:
																									temp_name += "_" + layer_infos.pop(0   )
																				else:
																									SCREAMING_SNAKE_CASE							:     List[str]						=				layer_infos.pop(0   )

										SCREAMING_SNAKE_CASE							:     str						=				[]
										if "lora_down" in key:
															pair_keys.append(key.replace('lora_down'      ,	'lora_up'   )   )
															pair_keys.append(__lowerCAmelCase   )
										else:
															pair_keys.append(__lowerCAmelCase   )
															pair_keys.append(key.replace('lora_up'      ,	'lora_down'   )   )

										# update weight
										if len(state_dict[pair_keys[0]].shape   ) == 4:
															SCREAMING_SNAKE_CASE							:     Any						=				state_dict[pair_keys[0]].squeeze(3   ).squeeze(2   ).to(torch.floataa   )
															SCREAMING_SNAKE_CASE							:     str						=				state_dict[pair_keys[1]].squeeze(3   ).squeeze(2   ).to(torch.floataa   )
															curr_layer.weight.data += alpha * torch.mm(__lowerCAmelCase      ,	__lowerCAmelCase   ).unsqueeze(2   ).unsqueeze(3   )
										else:
															SCREAMING_SNAKE_CASE							:     List[Any]						=				state_dict[pair_keys[0]].to(torch.floataa   )
															SCREAMING_SNAKE_CASE							:     Optional[int]						=				state_dict[pair_keys[1]].to(torch.floataa   )
															curr_layer.weight.data += alpha * torch.mm(__lowerCAmelCase      ,	__lowerCAmelCase   )

										# update visited list
										for item in pair_keys:
															visited.append(__lowerCAmelCase   )

					return pipeline


if __name__ == "__main__":
			_lowerCamelCase    :		Tuple		      =    argparse.ArgumentParser()

			parser.add_argument(
			    """--base_model_path""", default=None, type=str, required=True, help="""Path to the base model in diffusers format."""
			)
			parser.add_argument(
			    """--checkpoint_path""", default=None, type=str, required=True, help="""Path to the checkpoint to convert."""
			)
			parser.add_argument("""--dump_path""", default=None, type=str, required=True, help="""Path to the output model.""")
			parser.add_argument(
			    """--lora_prefix_unet""", default="""lora_unet""", type=str, help="""The prefix of UNet weight in safetensors"""
			)
			parser.add_argument(
			    """--lora_prefix_text_encoder""",
			    default="""lora_te""",
			    type=str,
			    help="""The prefix of text encoder weight in safetensors""",
			)
			parser.add_argument("""--alpha""", default=0.75, type=float, help="""The merging ratio in W = W0 + alpha * deltaW""")
			parser.add_argument(
			    """--to_safetensors""", action="""store_true""", help="""Whether to store pipeline in safetensors format or not."""
			)
			parser.add_argument("""--device""", type=str, help="""Device to use (e.g. cpu, cuda:0, cuda:1, etc.)""")

			_lowerCamelCase    :		List[Any]		      =    parser.parse_args()

			_lowerCamelCase    :		List[str]		      =    args.base_model_path
			_lowerCamelCase    :		str		      =    args.checkpoint_path
			_lowerCamelCase    :		Dict		      =    args.dump_path
			_lowerCamelCase    :		Any		      =    args.lora_prefix_unet
			_lowerCamelCase    :		List[Any]		      =    args.lora_prefix_text_encoder
			_lowerCamelCase    :		List[Any]		      =    args.alpha

			_lowerCamelCase    :		Optional[Any]		      =    convert(base_model_path, checkpoint_path, lora_prefix_unet, lora_prefix_text_encoder, alpha)

			_lowerCamelCase    :		Optional[Any]		      =    pipe.to(args.device)
			pipe.save_pretrained(args.dump_path, safe_serialization=args.to_safetensors)