"""simple docstring"""





from collections import UserDict
from typing import List, Union

from ..utils import (
    add_end_docstrings,
    is_tf_available,
    is_torch_available,
    is_vision_available,
    logging,
    requires_backends,
)
from .base import PIPELINE_INIT_ARGS, Pipeline


if is_vision_available():
       from PIL import Image

       from ..image_utils import load_image

if is_torch_available():
       from ..models.auto.modeling_auto import MODEL_FOR_ZERO_SHOT_IMAGE_CLASSIFICATION_MAPPING

if is_tf_available():
       from ..models.auto.modeling_tf_auto import TF_MODEL_FOR_ZERO_SHOT_IMAGE_CLASSIFICATION_MAPPING
       from ..tf_utils import stable_softmax

_UpperCamelCase   :						Optional[int]      =    logging.get_logger(__name__)


@add_end_docstrings(_a)
class      UpperCAmelCase_	(    _a):


      def __init__(   self		,			**a							)       ->					int:
             super().__init__(**a							)

             requires_backends(self		,			'vision'							)
             self.check_model_type(
                 TF_MODEL_FOR_ZERO_SHOT_IMAGE_CLASSIFICATION_MAPPING
                 if self.framework == 'tf'
                 else MODEL_FOR_ZERO_SHOT_IMAGE_CLASSIFICATION_MAPPING							)


      def __call__(   self		,			a		,			**a							)       ->					str:
             return super().__call__(a		,			**a							)


      def 		_UpperCAmelCase       (   self		,			**a							)       ->					Any:
             lowercase__			:		str       =	{}
             if "candidate_labels" in kwargs:
                    lowercase__			:		List[str]       =	kwargs['candidate_labels']
             if "hypothesis_template" in kwargs:
                    lowercase__			:		Optional[Any]       =	kwargs['hypothesis_template']

             return preprocess_params, {}, {}


      def 		_UpperCAmelCase       (   self		,			a		,			a=None		,			a="This is a photo of {}."							)       ->					Tuple:
             lowercase__			:		str       =	load_image(a							)
             lowercase__			:		List[Any]       =	self.image_processor(images=[image]		,			return_tensors=self.framework							)
             lowercase__			:		Dict       =	candidate_labels
             lowercase__			:		Union[str, Any]       =	[hypothesis_template.format(a							) for x in candidate_labels]
             lowercase__			:		Any       =	self.tokenizer(a		,			return_tensors=self.framework		,			padding=a							)
             lowercase__			:		Dict       =	[text_inputs]
             return inputs


      def 		_UpperCAmelCase       (   self		,			a							)       ->					str:
             lowercase__			:		Dict       =	model_inputs.pop('candidate_labels'							)
             lowercase__			:		int       =	model_inputs.pop('text_inputs'							)
             if isinstance(text_inputs[0]		,			a							):
                    lowercase__			:		str       =	text_inputs[0]
             else:
                    # Batching case.
                    lowercase__			:		Dict       =	text_inputs[0][0]

             lowercase__			:		Optional[Any]       =	self.model(**a		,			**a							)

             lowercase__			:		str       =	{
                 'candidate_labels': candidate_labels,
                 'logits': outputs.logits_per_image,
             }
             return model_outputs


      def 		_UpperCAmelCase       (   self		,			a							)       ->					Optional[int]:
             lowercase__			:		Optional[int]       =	model_outputs.pop('candidate_labels'							)
             lowercase__			:		List[str]       =	model_outputs['logits'][0]
             if self.framework == "pt":
                    lowercase__			:		str       =	logits.softmax(dim=-1							).squeeze(-1							)
                    lowercase__			:		int       =	probs.tolist()
                    if not isinstance(a		,			a							):
                           lowercase__			:		List[str]       =	[scores]
             elif self.framework == "tf":
                    lowercase__			:		Optional[Any]       =	stable_softmax(a		,			axis=-1							)
                    lowercase__			:		Union[str, Any]       =	probs.numpy().tolist()
             else:
                    raise ValueError(f"""Unsupported framework: {self.framework}"""							)

             lowercase__			:		Tuple       =	[
                 {'score': score, 'label': candidate_label}
                 for score, candidate_label in sorted(zip(a		,			a							)		,			key=lambda a							: -x[0]							)
             ]
             return result



import argparse
import json
from pathlib import Path

import requests
import torch
from huggingface_hub import hf_hub_download
from PIL import Image
from timm import create_model
from timm.data import resolve_data_config
from timm.data.transforms_factory import create_transform

from transformers import BitConfig, BitForImageClassification, BitImageProcessor
from transformers.image_utils import PILImageResampling
from transformers.utils import logging


logging.set_verbosity_info()
lowercase__		:str   =    logging.get_logger(__name__)



def        UpperCamelCase    (							lowerCAmelCase__		):
					'''simple docstring'''
					lowercase							=						'''huggingface/label-files'''
					lowercase							=						'''imagenet-1k-id2label.json'''
					lowercase							=						json.load(open(hf_hub_download(lowerCAmelCase__ ,			lowerCAmelCase__ ,			repo_type='''dataset'''		) ,			'''r'''		)		)
					lowercase							=						{int(lowerCAmelCase__		): v for k, v in idalabel.items()}
					lowercase							=						{v: k for k, v in idalabel.items()}

					lowercase							=						'''std_conv''' if '''bit''' in model_name else False

					# note that when using BiT as backbone for ViT-hybrid checkpoints,
					# one needs to additionally set config.layer_type = "bottleneck", config.stem_type = "same",
					# config.conv_layer = "std_conv_same"
					lowercase							=						BitConfig(
					    conv_layer=lowerCAmelCase__ ,			num_labels=1000 ,			idalabel=lowerCAmelCase__ ,			labelaid=lowerCAmelCase__ ,			)

					return config



def        UpperCamelCase    (							lowerCAmelCase__		):
					'''simple docstring'''
					if "stem.conv" in name:
										lowercase							=						name.replace('''stem.conv''' ,			'''bit.embedder.convolution'''		)
					if "blocks" in name:
										lowercase							=						name.replace('''blocks''' ,			'''layers'''		)
					if "head.fc" in name:
										lowercase							=						name.replace('''head.fc''' ,			'''classifier.1'''		)
					if name.startswith('''norm'''		):
										lowercase							=						'''bit.''' + name
					if "bit" not in name and "classifier" not in name:
										lowercase							=						'''bit.encoder.''' + name

					return name



def        UpperCamelCase    (							):
					'''simple docstring'''
					lowercase							=						'''http://images.cocodataset.org/val2017/000000039769.jpg'''
					lowercase							=						Image.open(requests.get(lowerCAmelCase__ ,			stream=lowerCAmelCase__		).raw		)
					return im



@torch.no_grad()
def        UpperCamelCase    (							lowerCAmelCase__ ,			lowerCAmelCase__ ,			lowerCAmelCase__=False		):
					'''simple docstring'''
					lowercase							=						get_config(lowerCAmelCase__		)

					# load original model from timm
					lowercase							=						create_model(lowerCAmelCase__ ,			pretrained=lowerCAmelCase__		)
					timm_model.eval()

					# load state_dict of original model
					lowercase							=						timm_model.state_dict()
					for key in state_dict.copy().keys():
										lowercase							=						state_dict.pop(lowerCAmelCase__		)
										lowercase							=						val.squeeze() if '''head''' in key else val

					# load HuggingFace model
					lowercase							=						BitForImageClassification(lowerCAmelCase__		)
					model.eval()
					model.load_state_dict(lowerCAmelCase__		)

					# create image processor
					lowercase							=						create_transform(**resolve_data_config({} ,			model=lowerCAmelCase__		)		)
					lowercase							=						transform.transforms

					lowercase							=						{
					    '''bilinear''': PILImageResampling.BILINEAR,
					    '''bicubic''': PILImageResampling.BICUBIC,
					    '''nearest''': PILImageResampling.NEAREST,
					}

					lowercase							=						BitImageProcessor(
					    do_resize=lowerCAmelCase__ ,			size={'''shortest_edge''': timm_transforms[0].size} ,			resample=pillow_resamplings[timm_transforms[0].interpolation.value] ,			do_center_crop=lowerCAmelCase__ ,			crop_size={'''height''': timm_transforms[1].size[0], '''width''': timm_transforms[1].size[1]} ,			do_normalize=lowerCAmelCase__ ,			image_mean=timm_transforms[-1].mean.tolist() ,			image_std=timm_transforms[-1].std.tolist() ,			)

					lowercase							=						prepare_img()
					lowercase							=						transform(lowerCAmelCase__		).unsqueeze(0		)
					lowercase							=						processor(lowerCAmelCase__ ,			return_tensors='''pt'''		).pixel_values

					# verify pixel values
					assert torch.allclose(lowerCAmelCase__ ,			lowerCAmelCase__		)

					# verify logits
					with torch.no_grad():
										lowercase							=						model(lowerCAmelCase__		)
										lowercase							=						outputs.logits

					print('''Logits:''' ,			logits[0, :3]		)
					print('''Predicted class:''' ,			model.config.idalabel[logits.argmax(-1		).item()]		)
					lowercase							=						timm_model(lowerCAmelCase__		)
					assert timm_logits.shape == outputs.logits.shape
					assert torch.allclose(lowerCAmelCase__ ,			outputs.logits ,			atol=1E-3		)
					print('''Looks ok!'''		)

					if pytorch_dump_folder_path is not None:
										Path(lowerCAmelCase__		).mkdir(exist_ok=lowerCAmelCase__		)
										print(f'Saving model {model_name} and processor to {pytorch_dump_folder_path}'		)
										model.save_pretrained(lowerCAmelCase__		)
										processor.save_pretrained(lowerCAmelCase__		)

					if push_to_hub:
										print(f'Pushing model {model_name} and processor to the hub'		)
										model.push_to_hub(f'ybelkada/{model_name}'		)
										processor.push_to_hub(f'ybelkada/{model_name}'		)


if __name__ == "__main__":
							lowercase__		:List[Any]   =    argparse.ArgumentParser()
							# Required parameters
							parser.add_argument(
							    "--model_name",
							    default="resnetv2_50x1_bitm",
							    type=str,
							    help="Name of the BiT timm model you'd like to convert.",
							)
							parser.add_argument(
							    "--pytorch_dump_folder_path", default=None, type=str, help="Path to the output PyTorch model directory."
							)
							parser.add_argument(
							    "--push_to_hub",
							    action="store_true",
							    help="Whether to push the model to the hub.",
							)

							lowercase__		:List[str]   =    parser.parse_args()
							convert_bit_checkpoint(args.model_name, args.pytorch_dump_folder_path, args.push_to_hub)




