


'''simple docstring'''



import argparse
import json
from collections import OrderedDict
from pathlib import Path

import requests
import torch
from huggingface_hub import hf_hub_download
from PIL import Image

from transformers import PoolFormerConfig, PoolFormerForImageClassification, PoolFormerImageProcessor
from transformers.utils import logging


logging.set_verbosity_info()
__lowercase	:						Dict       =	logging.get_logger(__name__)






def   lowerCamelCase							(_SCREAMING_SNAKE_CASE      :   Union[str, Any]						,      _SCREAMING_SNAKE_CASE      :   Optional[Any]						,      _SCREAMING_SNAKE_CASE      :   Union[str, Any]						,      _SCREAMING_SNAKE_CASE      :   Any   ):
					__a			:       List[str]					    =  original_name.split('.'   )[0]
					__a			:       Tuple					    =  key.split('.'   )
					__a			:       Any					    =  int(key_list[key_list.index(_SCREAMING_SNAKE_CASE   ) - 2]   )
					__a			:       Union[str, Any]					    =  int(key_list[key_list.index(_SCREAMING_SNAKE_CASE   ) - 1]   )
					__a			:       List[Any]					    =  orig_block_num - offset

					__a			:       List[Any]					    =  key.replace(F"""{orig_block_num}.{layer_num}.{original_name}"""						,      F"""block.{new_block_num}.{layer_num}.{new_name}"""   )
					return key






def   lowerCamelCase							(_SCREAMING_SNAKE_CASE      :   str   ):
					__a			:       Optional[int]					    =  OrderedDict()
					__a    ,				__a			:       Union[str, Any]					    =  0, 0
					for key, value in state_dict.items():
										if key.startswith('network'   ):
															__a			:       Optional[int]					    =  key.replace('network'						,      'poolformer.encoder'   )
										if "proj" in key:
															# Works for the first embedding as well as the internal embedding layers
															if key.endswith('bias'   ) and "patch_embed" not in key:
																				patch_emb_offset += 1
															__a			:       Dict					    =  key[: key.find('proj'   )]
															__a			:       Union[str, Any]					    =  key.replace(_SCREAMING_SNAKE_CASE						,      F"""patch_embeddings.{total_embed_found}."""   )
															__a			:       List[str]					    =  key.replace('proj'						,      'projection'   )
															if key.endswith('bias'   ):
																				total_embed_found += 1
										if "patch_embeddings" in key:
															__a			:       str					    =  'poolformer.encoder.' + key
										if "mlp.fc1" in key:
															__a			:       Any					    =  replace_key_with_offset(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      'mlp.fc1'						,      'output.conv1'   )
										if "mlp.fc2" in key:
															__a			:       str					    =  replace_key_with_offset(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      'mlp.fc2'						,      'output.conv2'   )
										if "norm1" in key:
															__a			:       Tuple					    =  replace_key_with_offset(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      'norm1'						,      'before_norm'   )
										if "norm2" in key:
															__a			:       str					    =  replace_key_with_offset(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      'norm2'						,      'after_norm'   )
										if "layer_scale_1" in key:
															__a			:       Any					    =  replace_key_with_offset(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      'layer_scale_1'						,      'layer_scale_1'   )
										if "layer_scale_2" in key:
															__a			:       Tuple					    =  replace_key_with_offset(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      'layer_scale_2'						,      'layer_scale_2'   )
										if "head" in key:
															__a			:       List[str]					    =  key.replace('head'						,      'classifier'   )
										__a			:       int					    =  value
					return new_state_dict






def   lowerCamelCase							():
					__a			:       int					    =  'http://images.cocodataset.org/val2017/000000039769.jpg'
					__a			:       Optional[int]					    =  Image.open(requests.get(_SCREAMING_SNAKE_CASE						,      stream=_SCREAMING_SNAKE_CASE   ).raw   )

					return image






@torch.no_grad()
def   lowerCamelCase							(_SCREAMING_SNAKE_CASE      :   Union[str, Any]						,      _SCREAMING_SNAKE_CASE      :   Dict						,      _SCREAMING_SNAKE_CASE      :   Optional[Any]   ):
					__a			:       Tuple					    =  PoolFormerConfig()

					# set attributes based on model_name
					__a			:       str					    =  'huggingface/label-files'
					__a			:       str					    =  model_name[-3:]
					__a			:       Optional[int]					    =  1_000
					__a			:       Optional[int]					    =  'imagenet-1k-id2label.json'
					__a			:       Any					    =  (1, 1_000)

					# set config attributes
					__a			:       Optional[int]					    =  json.load(open(hf_hub_download(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      repo_type='dataset'   )						,      'r'   )   )
					__a			:       Optional[Any]					    =  {int(_SCREAMING_SNAKE_CASE   ): v for k, v in idalabel.items()}
					__a			:       Optional[Any]					    =  idalabel
					__a			:       Optional[Any]					    =  {v: k for k, v in idalabel.items()}
					if size == "s12":
										__a			:       int					    =  [2, 2, 6, 2]
										__a			:       str					    =  [64, 128, 320, 512]
										__a			:       Tuple					    =  4.0
										__a			:       List[Any]					    =  0.9
					elif size == "s24":
										__a			:       Union[str, Any]					    =  [4, 4, 12, 4]
										__a			:       str					    =  [64, 128, 320, 512]
										__a			:       Optional[Any]					    =  4.0
										__a			:       Tuple					    =  0.9
					elif size == "s36":
										__a			:       str					    =  [6, 6, 18, 6]
										__a			:       str					    =  [64, 128, 320, 512]
										__a			:       str					    =  4.0
										__a			:       Any					    =  1e-6
										__a			:       int					    =  0.9
					elif size == "m36":
										__a			:       Any					    =  [6, 6, 18, 6]
										__a			:       str					    =  [96, 192, 384, 768]
										__a			:       Dict					    =  4.0
										__a			:       Optional[Any]					    =  1e-6
										__a			:       List[str]					    =  0.9_5
					elif size == "m48":
										__a			:       Union[str, Any]					    =  [8, 8, 24, 8]
										__a			:       List[str]					    =  [96, 192, 384, 768]
										__a			:       Tuple					    =  4.0
										__a			:       List[Any]					    =  1e-6
										__a			:       int					    =  0.9_5
					else:
										raise ValueError(F"""Size {size} not supported"""   )

					# load image processor
					__a			:       List[Any]					    =  PoolFormerImageProcessor(crop_pct=_SCREAMING_SNAKE_CASE   )

					# Prepare image
					__a			:       Dict					    =  prepare_img()
					__a			:       Dict					    =  image_processor(images=_SCREAMING_SNAKE_CASE						,      return_tensors='pt'   ).pixel_values

					logger.info(F"""Converting model {model_name}..."""   )

					# load original state dict
					__a			:       Optional[int]					    =  torch.load(_SCREAMING_SNAKE_CASE						,      map_location=torch.device('cpu'   )   )

					# rename keys
					__a			:       Optional[int]					    =  rename_keys(_SCREAMING_SNAKE_CASE   )

					# create HuggingFace model and load state dict
					__a			:       Any					    =  PoolFormerForImageClassification(_SCREAMING_SNAKE_CASE   )
					model.load_state_dict(_SCREAMING_SNAKE_CASE   )
					model.eval()

					# Define image processor
					__a			:       Tuple					    =  PoolFormerImageProcessor(crop_pct=_SCREAMING_SNAKE_CASE   )
					__a			:       Tuple					    =  image_processor(images=prepare_img()						,      return_tensors='pt'   ).pixel_values

					# forward pass
					__a			:       int					    =  model(_SCREAMING_SNAKE_CASE   )
					__a			:       Optional[int]					    =  outputs.logits

					# define expected logit slices for different models
					if size == "s12":
										__a			:       str					    =  torch.tensor([-0.3_0_4_5, -0.6_7_5_8, -0.4_8_6_9]   )
					elif size == "s24":
										__a			:       Tuple					    =  torch.tensor([0.4_4_0_2, -0.1_3_7_4, -0.8_0_4_5]   )
					elif size == "s36":
										__a			:       List[Any]					    =  torch.tensor([-0.6_0_8_0, -0.5_1_3_3, -0.5_8_9_8]   )
					elif size == "m36":
										__a			:       Any					    =  torch.tensor([0.3_9_5_2, 0.2_2_6_3, -1.2_6_6_8]   )
					elif size == "m48":
										__a			:       Dict					    =  torch.tensor([0.1_1_6_7, -0.0_6_5_6, -0.3_4_2_3]   )
					else:
										raise ValueError(F"""Size {size} not supported"""   )

					# verify logits
					assert logits.shape == expected_shape
					assert torch.allclose(logits[0, :3]						,      _SCREAMING_SNAKE_CASE						,      atol=1e-2   )

					# finally, save model and image processor
					logger.info(F"""Saving PyTorch model and image processor to {pytorch_dump_folder_path}..."""   )
					Path(_SCREAMING_SNAKE_CASE   ).mkdir(exist_ok=_SCREAMING_SNAKE_CASE   )
					model.save_pretrained(_SCREAMING_SNAKE_CASE   )
					print(F"""Saving image processor to {pytorch_dump_folder_path}"""   )
					image_processor.save_pretrained(_SCREAMING_SNAKE_CASE   )


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

	parser.add_argument(
	    '--model_name',
	    default='poolformer_s12',
	    type=str,
	    help='Name of the model you\'d like to convert.',
	)
	parser.add_argument(
	    '--checkpoint_path', default=None, type=str, help='Path to the original PyTorch checkpoint (.pth file).'
	)
	parser.add_argument(
	    '--pytorch_dump_folder_path', default=None, type=str, help='Path to the folder to output PyTorch model.'
	)
	__lowercase	:						Dict       =	parser.parse_args()
	convert_poolformer_checkpoint(args.model_name, args.checkpoint_path, args.pytorch_dump_folder_path)







'''simple docstring'''



import argparse
import gc
import json
import os

import torch
from datasets import load_dataset
from torch.optim import AdamW
from torch.utils.data import DataLoader
from transformers import AutoModelForSequenceClassification, AutoTokenizer, get_linear_schedule_with_warmup, set_seed

from accelerate import Accelerator, DistributedType
from accelerate.utils.deepspeed import DummyOptim, DummyScheduler


__lowercase	:						Dict       =	16
__lowercase	:						List[Any]       =	32






def   lowerCamelCase							(_SCREAMING_SNAKE_CASE      :   int   ):
					return int(x / 2**20   )





class 							__UpperCamelCase				:




	def __enter__(   self							):

						'''simple docstring'''





						gc.collect()
						torch.cuda.empty_cache()
						torch.cuda.reset_max_memory_allocated()  # reset the peak gauge to zero
						__a			:       Optional[int]					    =  torch.cuda.memory_allocated()
						return self





	def __exit__(   self						,				*__a							):

						'''simple docstring'''





						gc.collect()
						torch.cuda.empty_cache()
						__a			:       Dict					    =  torch.cuda.memory_allocated()
						__a			:       List[Any]					    =  torch.cuda.max_memory_allocated()
						__a			:       Tuple					    =  bamb(self.end - self.begin							)
						__a			:       Tuple					    =  bamb(self.peak - self.begin							)
						# print(f"delta used/peak {self.used:4d}/{self.peaked:4d}")






def   lowerCamelCase							(_SCREAMING_SNAKE_CASE      :   Accelerator						,      _SCREAMING_SNAKE_CASE      :   int = 16						,      _SCREAMING_SNAKE_CASE      :   str = "bert-base-cased"						,      _SCREAMING_SNAKE_CASE      :   int = 320						,      _SCREAMING_SNAKE_CASE      :   int = 160						,      ):
					__a			:       int					    =  AutoTokenizer.from_pretrained(_SCREAMING_SNAKE_CASE   )
					__a			:       List[Any]					    =  load_dataset(
					    'glue'						,      'mrpc'						,      split={'train': F"""train[:{n_train}]""", 'validation': F"""validation[:{n_val}]"""}   )

					def tokenize_function(_SCREAMING_SNAKE_CASE      :   Tuple   ):
										# max_length=None => use the model max length (it's actually the default)
										__a			:       Any					    =  tokenizer(examples['sentence1']						,      examples['sentence2']						,      truncation=_SCREAMING_SNAKE_CASE						,      max_length=_SCREAMING_SNAKE_CASE   )
										return outputs

					# Apply the method we just defined to all the examples in all the splits of the dataset
					__a			:       List[str]					    =  datasets.map(
					    _SCREAMING_SNAKE_CASE						,      batched=_SCREAMING_SNAKE_CASE						,      remove_columns=['idx', 'sentence1', 'sentence2']						,      load_from_cache_file=_SCREAMING_SNAKE_CASE   )

					# We also rename the 'label' column to 'labels' which is the expected name for labels by the models of the
					# transformers library
					__a			:       Tuple					    =  tokenized_datasets.rename_column('label'						,      'labels'   )

					def collate_fn(_SCREAMING_SNAKE_CASE      :   Tuple   ):
										# On TPU it's best to pad everything to the same length or training will be very slow.
										if accelerator.distributed_type == DistributedType.TPU:
															return tokenizer.pad(_SCREAMING_SNAKE_CASE						,      padding='max_length'						,      max_length=128						,      return_tensors='pt'   )
										return tokenizer.pad(_SCREAMING_SNAKE_CASE						,      padding='longest'						,      return_tensors='pt'   )

					# Instantiate dataloaders.
					__a			:       int					    =  DataLoader(
					    tokenized_datasets['train']						,      shuffle=_SCREAMING_SNAKE_CASE						,      collate_fn=_SCREAMING_SNAKE_CASE						,      batch_size=_SCREAMING_SNAKE_CASE   )
					__a			:       Tuple					    =  DataLoader(
					    tokenized_datasets['validation']						,      shuffle=_SCREAMING_SNAKE_CASE						,      collate_fn=_SCREAMING_SNAKE_CASE						,      batch_size=_SCREAMING_SNAKE_CASE   )

					return train_dataloader, eval_dataloader






def   lowerCamelCase							(_SCREAMING_SNAKE_CASE      :   int						,      _SCREAMING_SNAKE_CASE      :   int   ):
					# Initialize accelerator
					__a			:       str					    =  Accelerator()

					# Sample hyper-parameters for learning rate, batch size, seed and a few other HPs
					__a			:       Dict					    =  config['lr']
					__a			:       str					    =  int(config['num_epochs']   )
					__a			:       Optional[int]					    =  int(config['seed']   )
					__a			:       Any					    =  int(config['batch_size']   )
					__a			:       List[str]					    =  args.model_name_or_path

					set_seed(_SCREAMING_SNAKE_CASE   )
					__a    ,				__a			:       int					    =  get_dataloaders(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      args.n_train						,      args.n_val   )

					# Instantiate the model (we build the model here so that the seed also control new weights initialization)
					__a			:       Optional[int]					    =  AutoModelForSequenceClassification.from_pretrained(_SCREAMING_SNAKE_CASE						,      return_dict=_SCREAMING_SNAKE_CASE   )

					# Instantiate optimizer
					__a			:       Optional[Any]					    =  (
					    AdamW
					    if accelerator.state.deepspeed_plugin is None
					    or 'optimizer' not in accelerator.state.deepspeed_plugin.deepspeed_config
					    else DummyOptim
					)
					__a			:       Optional[Any]					    =  optimizer_cls(params=model.parameters()						,      lr=_SCREAMING_SNAKE_CASE   )

					if accelerator.state.deepspeed_plugin is not None:
										__a			:       int					    =  accelerator.state.deepspeed_plugin.deepspeed_config[
										    'gradient_accumulation_steps'
										]
					else:
										__a			:       Union[str, Any]					    =  1
					__a			:       Tuple					    =  (len(_SCREAMING_SNAKE_CASE   ) * num_epochs) // gradient_accumulation_steps

					# Instantiate scheduler
					if (
					    accelerator.state.deepspeed_plugin is None
					    or "scheduler" not in accelerator.state.deepspeed_plugin.deepspeed_config
					):
										__a			:       str					    =  get_linear_schedule_with_warmup(
										    optimizer=_SCREAMING_SNAKE_CASE						,      num_warmup_steps=0						,      num_training_steps=_SCREAMING_SNAKE_CASE						,      )
					else:
										__a			:       List[Any]					    =  DummyScheduler(_SCREAMING_SNAKE_CASE						,      total_num_steps=_SCREAMING_SNAKE_CASE						,      warmup_num_steps=0   )

					# Prepare everything
					# There is no specific order to remember, we just need to unpack the objects in the same order we gave them to the
					# prepare method.
					__a    ,				__a    ,				__a    ,				__a    ,				__a			:       Optional[Any]					    =  accelerator.prepare(
					    _SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE   )

					# We need to keep track of how many total steps we have iterated over
					__a			:       Union[str, Any]					    =  0
					# We also need to keep track of the stating epoch so files are named properly
					__a			:       Dict					    =  0

					# Now we train the model
					__a			:       str					    =  {}
					for epoch in range(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE   ):
										with TorchTracemalloc() as tracemalloc:
															model.train()
															for step, batch in enumerate(_SCREAMING_SNAKE_CASE   ):
																				__a			:       List[Any]					    =  model(**_SCREAMING_SNAKE_CASE   )
																				__a			:       str					    =  outputs.loss
																				__a			:       str					    =  loss / gradient_accumulation_steps
																				accelerator.backward(_SCREAMING_SNAKE_CASE   )
																				if step % gradient_accumulation_steps == 0:
																									optimizer.step()
																									lr_scheduler.step()
																									optimizer.zero_grad()

																				overall_step += 1

        # Printing the GPU memory usage details such as allocated memory, peak memory, and total memory usage
										accelerator.print('Memory before entering the train : {}'.format(bamb(tracemalloc.begin   )   )   )
										accelerator.print('Memory consumed at the end of the train (end-begin): {}'.format(tracemalloc.used   )   )
										accelerator.print('Peak Memory consumed during the train (max-begin): {}'.format(tracemalloc.peaked   )   )
										accelerator.print(
										    'Total Peak Memory consumed during the train (max): {}'.format(
										        tracemalloc.peaked + bamb(tracemalloc.begin   )   )   )
										__a			:       List[Any]					    =  tracemalloc.peaked + bamb(tracemalloc.begin   )
										if args.peak_memory_upper_bound is not None:
															assert (
															    train_total_peak_memory[F"""epoch-{epoch}"""] <= args.peak_memory_upper_bound
															), "Peak memory usage exceeded the upper bound"

					accelerator.wait_for_everyone()
					if accelerator.is_main_process:
										with open(os.path.join(args.output_dir						,      'peak_memory_utilization.json'   )						,      'w'   ) as f:
															json.dump(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE   )






def   lowerCamelCase							():
					__a			:       int					    =  argparse.ArgumentParser(description='Simple example of training script tracking peak GPU memory usage.'   )
					parser.add_argument(
					    '--model_name_or_path'						,      type=_SCREAMING_SNAKE_CASE						,      default='bert-base-cased'						,      help='Path to pretrained model or model identifier from huggingface.co/models.'						,      required=_SCREAMING_SNAKE_CASE						,      )
					parser.add_argument(
					    '--output_dir'						,      type=_SCREAMING_SNAKE_CASE						,      default='.'						,      help='Optional save directory where all checkpoint folders will be stored. Default is the current working directory.'						,      )
					parser.add_argument(
					    '--peak_memory_upper_bound'						,      type=_SCREAMING_SNAKE_CASE						,      default=_SCREAMING_SNAKE_CASE						,      help='The upper bound of peak memory usage in MB. If set, the training will throw an error if the peak memory usage exceeds this value.'						,      )
					parser.add_argument(
					    '--n_train'						,      type=_SCREAMING_SNAKE_CASE						,      default=320						,      help='Number of training examples to use.'						,      )
					parser.add_argument(
					    '--n_val'						,      type=_SCREAMING_SNAKE_CASE						,      default=160						,      help='Number of validation examples to use.'						,      )
					parser.add_argument(
					    '--num_epochs'						,      type=_SCREAMING_SNAKE_CASE						,      default=1						,      help='Number of train epochs.'						,      )
					__a			:       List[str]					    =  parser.parse_args()
					__a			:       List[Any]					    =  {'lr': 2e-5, 'num_epochs': args.num_epochs, 'seed': 42, 'batch_size': 16}
					training_function(_SCREAMING_SNAKE_CASE						,      _SCREAMING_SNAKE_CASE   )


if __name__ == "__main__":
	main()



