import argparse
import json
import os
import re
from collections import OrderedDict
from dataclasses import dataclass, field
from functools import partial
from pathlib import Path
from pprint import pprint
from typing import Dict, List, Tuple

import torch
import torch.nn as nn
from classy_vision.models.regnet import RegNet, RegNetParams
from huggingface_hub import cached_download, hf_hub_url
from torch import Tensor
from vissl.models.model_helpers import get_trunk_forward_outputs

from transformers import AutoImageProcessor, RegNetConfig, RegNetForImageClassification, RegNetModel
from transformers.modeling_utils import PreTrainedModel
from transformers.utils import logging


logging.set_verbosity_info()
lowerCAmelCase__      		=					logging.get_logger()
@dataclass
class 							a_					:






 '''simple docstring'''






 UpperCAmelCase_      					=   42
 UpperCAmelCase_      					=   field(default_factory=_snake_case		)
 UpperCAmelCase_      					=   field(default_factory=_snake_case		)
 UpperCAmelCase_      					=   field(default_factory=_snake_case		)




 def 						__snake_case		(     self   :    List[str]     ,       lowercase__   :    Dict     ,       lowercase__   :    Tensor     ,       lowercase__   :    Tensor     ,       lowercase__   :    str):







        '''simple docstring'''



        lowerCAmelCase__	      =   len(list(m.modules())) == 1 or isinstance(lowercase__     ,       nn.Convad) or isinstance(lowercase__     ,       nn.BatchNormad)
        if has_not_submodules:
               self.traced.append(lowercase__)
               lowerCAmelCase__	      =   m




 def __call__(     self   :    Dict     ,       lowercase__   :    Tensor):







        '''simple docstring'''



        for name, m in self.module.named_modules():
               self.handles.append(m.register_forward_hook(partial(self._forward_hook     ,       name=lowercase__)))
        self.module(lowercase__)
        [x.remove() for x in self.handles]
        return self




 @property
 def 						__snake_case		(     self   :    Optional[int]):







        '''simple docstring'''



        return {k: v for k, v in self.nameamodule.items() if len(list(v.state_dict().keys())) > 0}






class 							a_					(		nn.Module		):






 '''simple docstring'''






 def __init__(     self   :    Dict     ,       lowercase__   :    nn.Module):







        '''simple docstring'''



        super().__init__()

        lowerCAmelCase__	      =   []
        # - get the stem
        feature_blocks.append(('conv1', model.stem))
        # - get all the feature blocks
        for k, v in model.trunk_output.named_children():
               assert k.startswith('block'), F"""Unexpected layer name {k}"""
               lowerCAmelCase__	      =   len(lowercase__) + 1
               feature_blocks.append((F"""res{block_index}""", v))

        lowerCAmelCase__	      =   nn.ModuleDict(lowercase__)




 def 						__snake_case		(     self   :    List[Any]     ,       lowercase__   :    Tensor):







        '''simple docstring'''



        return get_trunk_forward_outputs(
            lowercase__     ,       out_feat_keys=lowercase__     ,       feature_blocks=self._feature_blocks     ,       )






class 							a_					(		_snake_case		):






 '''simple docstring'''






 def 						__snake_case		(     self   :    str):







        '''simple docstring'''



        return [(8, 2, 2, 8, 1.0), (8, 2, 7, 8, 1.0), (8, 2, 17, 8, 1.0), (8, 2, 1, 8, 1.0)]






def  __lowerCamelCase						(		lowerCAmelCase__      ):
       lowerCAmelCase__	      =   RegNetConfig(depths=[2, 7, 1_7, 1]      ,    hidden_sizes=[8, 8, 8, 8]      ,    groups_width=8      )
       if "in1k" in model_name:
              lowerCAmelCase__	      =   RegNetForImageClassification(snake_case_      )
       else:
              lowerCAmelCase__	      =   RegNetModel(snake_case_      )
       # create from model (with small weights)
       lowerCAmelCase__	      =   FakeRegNetVisslWrapper(
           RegNet(FakeRegNetParams(depth=2_7      ,    group_width=1_0_1_0      ,    w_a=1_7_4_4      ,    w_a=6_2_0.8_3      ,    w_m=2.5_2      )      )      )

       with torch.no_grad():
              lowerCAmelCase__	      =   from_model.eval()
              lowerCAmelCase__	      =   our_model.eval()

              lowerCAmelCase__	      =   torch.randn((1, 3, 3_2, 3_2)      )
              # trace both
              lowerCAmelCase__	      =   Tracker(snake_case_      )
              lowerCAmelCase__	      =   dest_tracker(snake_case_      ).parametrized

              pprint(dest_tracker.nameamodule      )
              lowerCAmelCase__	      =   Tracker(snake_case_      )
              lowerCAmelCase__	      =   src_tracker(snake_case_      ).parametrized

       # convert the keys -> module dict to keys -> params
       def to_params_dict(lowerCAmelCase__      ):
              lowerCAmelCase__	      =   OrderedDict()
              for name, module in dict_with_modules.items():
                     for param_name, param in module.state_dict().items():
                            lowerCAmelCase__	      =   param
              return params_dict

       lowerCAmelCase__	      =   {}

       lowerCAmelCase__	      =   to_params_dict(snake_case_      )
       lowerCAmelCase__	      =   to_params_dict(snake_case_      )

       for (src_key, src_param), (dest_key, dest_param) in zip(src_state_dict.items()      ,    dst_state_dict.items()      ):
              lowerCAmelCase__	      =   dest_key
              logger.info(F"""{src_key} -> {dest_key}"""      )
       # if "in1k" was in the model_name it means it must have a classification head (was finetuned)
       if "in1k" in model_name:
              lowerCAmelCase__	      =   'classifier.1.weight'
              lowerCAmelCase__	      =   'classifier.1.bias'

       return from_to_ours_keys






def  __lowerCamelCase						(		lowerCAmelCase__      ,    lowerCAmelCase__ = None      ,    lowerCAmelCase__ = True      ):
       lowerCAmelCase__	      =   'imagenet-1k-id2label.json'
       lowerCAmelCase__	      =   1_0_0_0

       lowerCAmelCase__	      =   'huggingface/label-files'
       lowerCAmelCase__	      =   num_labels
       lowerCAmelCase__	      =   json.load(open(cached_download(hf_hub_url(snake_case_      ,    snake_case_      ,    repo_type='dataset'      )      )      ,    'r'      )      )
       lowerCAmelCase__	      =   {int(snake_case_      ): v for k, v in idalabel.items()}

       lowerCAmelCase__	      =   idalabel
       lowerCAmelCase__	      =   {v: k for k, v in idalabel.items()}

       lowerCAmelCase__	      =   partial(snake_case_      ,    num_labels=snake_case_      ,    idalabel=snake_case_      ,    labelaid=snake_case_      )

       lowerCAmelCase__	      =   {
           'regnet-y-10b-seer': ImageNetPreTrainedConfig(
               depths=[2, 7, 1_7, 1]      ,    hidden_sizes=[2_0_2_0, 4_0_4_0, 1_1_1_1_0, 2_8_2_8_0]      ,    groups_width=1_0_1_0      ),
           # finetuned on imagenet
           'regnet-y-10b-seer-in1k': ImageNetPreTrainedConfig(
               depths=[2, 7, 1_7, 1]      ,    hidden_sizes=[2_0_2_0, 4_0_4_0, 1_1_1_1_0, 2_8_2_8_0]      ,    groups_width=1_0_1_0      ),
       }

       # add seer weights logic
       def load_using_classy_vision(lowerCAmelCase__      ) -> Tuple[Dict, Dict]:
              lowerCAmelCase__	      =   torch.hub.load_state_dict_from_url(snake_case_      ,    model_dir=str(snake_case_      )      ,    map_location='cpu'      )
              # check if we have a head, if yes add it
              lowerCAmelCase__	      =   files['classy_state_dict']['base_model']['model']
              return model_state_dict["trunk"], model_state_dict["heads"]

       lowerCAmelCase__	      =   {
           'regnet-y-10b-seer': partial(
               snake_case_      ,    'https://dl.fbaipublicfiles.com/vissl/model_zoo/seer_regnet10B/model_iteration124500_conso.torch'      ,    ),
           'regnet-y-10b-seer-in1k': partial(
               snake_case_      ,    'https://dl.fbaipublicfiles.com/vissl/model_zoo/seer_finetuned/seer_10b_finetuned_in1k_model_phase28_conso.torch'      ,    ),
       }

       lowerCAmelCase__	      =   get_from_to_our_keys(snake_case_      )

       if not (save_directory / F"""{model_name}.pth""").exists():
              logger.info('Loading original state_dict.'      )
              lowerCAmelCase__      ,   lowerCAmelCase__	      =   names_to_from_model[model_name]()
              lowerCAmelCase__	      =   from_state_dict_trunk
              if "in1k" in model_name:
                     # add the head
                     lowerCAmelCase__	      =   {**from_state_dict_trunk, **from_state_dict_head}
              logger.info('Done!'      )

              lowerCAmelCase__	      =   {}

              lowerCAmelCase__	      =   list(from_state_dict.keys()      )
              lowerCAmelCase__	      =   r'\.block.-part.'
              # this is "interesting", so the original checkpoints have `block[0,1]-part` in each key name, we remove it
              for key in from_state_dict.keys():
                     # remove the weird "block[0,1]-part" from the key
                     lowerCAmelCase__	      =   re.sub(snake_case_      ,    ''      ,    snake_case_      )
                     # now src_key from the model checkpoints is the one we got from the original model after tracing, so use it to get the correct destination key
                     lowerCAmelCase__	      =   from_to_ours_keys[src_key]
                     # store the parameter with our key
                     lowerCAmelCase__	      =   from_state_dict[key]
                     not_used_keys.remove(snake_case_      )
              # check that all keys have been updated
              assert len(snake_case_      ) == 0, F"""Some keys where not used {','.join(snake_case_      )}"""

              logger.info(F"""The following keys were not used: {','.join(snake_case_      )}"""      )

              # save our state dict to disk
              torch.save(snake_case_      ,    save_directory / F"""{model_name}.pth"""      )

              del converted_state_dict
       else:
              logger.info('The state_dict was already stored on disk.'      )
       if push_to_hub:
              logger.info(F"""Token is {os.environ['HF_TOKEN']}"""      )
              logger.info('Loading our model.'      )
              # create our model
              lowerCAmelCase__	      =   names_to_config[model_name]
              lowerCAmelCase__	      =   RegNetModel
              if "in1k" in model_name:
                     lowerCAmelCase__	      =   RegNetForImageClassification
              lowerCAmelCase__	      =   our_model_func(snake_case_      )
              # place our model to the meta device (so remove all the weights)
              our_model.to(torch.device('meta'      )      )
              logger.info('Loading state_dict in our model.'      )
              # load state dict
              lowerCAmelCase__	      =   our_model.state_dict().keys()
              PreTrainedModel._load_pretrained_model_low_mem(
                  snake_case_      ,    snake_case_      ,    [save_directory / F"""{model_name}.pth"""]      )
              logger.info('Finally, pushing!'      )
              # push it to hub
              our_model.push_to_hub(
                  repo_path_or_name=save_directory / model_name      ,    commit_message='Add model'      ,    output_dir=save_directory / model_name      ,    )
              lowerCAmelCase__	      =   3_8_4
              # we can use the convnext one
              lowerCAmelCase__	      =   AutoImageProcessor.from_pretrained('facebook/convnext-base-224-22k-1k'      ,    size=snake_case_      )
              image_processor.push_to_hub(
                  repo_path_or_name=save_directory / model_name      ,    commit_message='Add image processor'      ,    output_dir=save_directory / model_name      ,    )


if __name__ == "__main__":
    lowerCAmelCase__      		=					argparse.ArgumentParser()
    # Required parameters
    parser.add_argument(
        '--model_name',
        default=None,
        type=str,
        help=(
            'The name of the model you wish to convert, it must be one of the supported regnet* architecture,'
            ' currently: regnetx-*, regnety-*. If `None`, all of them will the converted.'
        ),
    )
    parser.add_argument(
        '--pytorch_dump_folder_path',
        default=None,
        type=Path,
        required=True,
        help='Path to the output PyTorch model directory.',
    )
    parser.add_argument(
        '--push_to_hub',
        default=True,
        type=bool,
        required=False,
        help='If True, push model and image processor to the hub.',
    )

    lowerCAmelCase__      		=					parser.parse_args()

    lowerCAmelCase__      		=					args.pytorch_dump_folder_path
    pytorch_dump_folder_path.mkdir(exist_ok=True, parents=True)
    convert_weights_and_push(pytorch_dump_folder_path, args.model_name, args.push_to_hub)



'''simple docstring'''







from collections import namedtuple

_lowerCamelCase    =  namedtuple('from_to', 'from_ to')

_lowerCamelCase    =  {
    'millimeter': 'mm',
    'centimeter': 'cm',
    'meter': 'm',
    'kilometer': 'km',
    'inch': 'in',
    'inche': 'in',  # Trailing 's' has been stripped off
    'feet': 'ft',
    'foot': 'ft',
    'yard': 'yd',
    'mile': 'mi',
}

_lowerCamelCase    =  {
    'mm': from_to(0.001, 1_0_0_0),
    'cm': from_to(0.01, 1_0_0),
    'm': from_to(1, 1),
    'km': from_to(1_0_0_0, 0.001),
    'in': from_to(0.0254, 39.3701),
    'ft': from_to(0.3048, 3.2_8084),
    'yd': from_to(0.9144, 1.0_9361),
    'mi': from_to(1609.34, 0.0_0062_1371),
}






def 					_SCREAMING_SNAKE_CASE		(						snake_case_							,       snake_case_							,       snake_case_	):
	_lowercase							=     from_type.lower().rstrip("""s"""	)
	_lowercase							=     TYPE_CONVERSION.get(snake_case_							,       snake_case_	)
	_lowercase							=     to_type.lower().rstrip("""s"""	)
	_lowercase							=     TYPE_CONVERSION.get(snake_case_							,       snake_case_	)
	if new_from not in METRIC_CONVERSION:
		_lowercase							=     (
		    F"""Invalid 'from_type' value: {from_type!r}.\n"""
		    F"""Conversion abbreviations are: {", ".join(snake_case_	)}"""
		)
		raise ValueError(snake_case_	)
	if new_to not in METRIC_CONVERSION:
		_lowercase							=     (
		    F"""Invalid 'to_type' value: {to_type!r}.\n"""
		    F"""Conversion abbreviations are: {", ".join(snake_case_	)}"""
		)
		raise ValueError(snake_case_	)
	return value * METRIC_CONVERSION[new_from].from_ * METRIC_CONVERSION[new_to].to


if __name__ == "__main__":
							import doctest

							doctest.testmod()




