

'''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 DetrConfig, DetrForObjectDetection, DetrForSegmentation, DetrImageProcessor
from transformers.utils import logging


logging.set_verbosity_info()
lowerCAmelCase_     =      logging.get_logger(__name__)

# here we list all keys to be renamed (original name on the left, our name on the right)
lowerCAmelCase_     =      []
for i in range(6):
						# encoder layers: output projection, 2 feedforward neural networks and 2 layernorms
						rename_keys.append(
						    (f"transformer.encoder.layers.{i}.self_attn.out_proj.weight", f"encoder.layers.{i}.self_attn.out_proj.weight")
						)
						rename_keys.append(
						    (f"transformer.encoder.layers.{i}.self_attn.out_proj.bias", f"encoder.layers.{i}.self_attn.out_proj.bias")
						)
						rename_keys.append((f"transformer.encoder.layers.{i}.linear1.weight", f"encoder.layers.{i}.fc1.weight"))
						rename_keys.append((f"transformer.encoder.layers.{i}.linear1.bias", f"encoder.layers.{i}.fc1.bias"))
						rename_keys.append((f"transformer.encoder.layers.{i}.linear2.weight", f"encoder.layers.{i}.fc2.weight"))
						rename_keys.append((f"transformer.encoder.layers.{i}.linear2.bias", f"encoder.layers.{i}.fc2.bias"))
						rename_keys.append(
						    (f"transformer.encoder.layers.{i}.norm1.weight", f"encoder.layers.{i}.self_attn_layer_norm.weight")
						)
						rename_keys.append((f"transformer.encoder.layers.{i}.norm1.bias", f"encoder.layers.{i}.self_attn_layer_norm.bias"))
						rename_keys.append((f"transformer.encoder.layers.{i}.norm2.weight", f"encoder.layers.{i}.final_layer_norm.weight"))
						rename_keys.append((f"transformer.encoder.layers.{i}.norm2.bias", f"encoder.layers.{i}.final_layer_norm.bias"))
						# decoder layers: 2 times output projection, 2 feedforward neural networks and 3 layernorms
						rename_keys.append(
						    (f"transformer.decoder.layers.{i}.self_attn.out_proj.weight", f"decoder.layers.{i}.self_attn.out_proj.weight")
						)
						rename_keys.append(
						    (f"transformer.decoder.layers.{i}.self_attn.out_proj.bias", f"decoder.layers.{i}.self_attn.out_proj.bias")
						)
						rename_keys.append(
						    (
						        f"transformer.decoder.layers.{i}.multihead_attn.out_proj.weight",
						        f"decoder.layers.{i}.encoder_attn.out_proj.weight",
						    )
						)
						rename_keys.append(
						    (
						        f"transformer.decoder.layers.{i}.multihead_attn.out_proj.bias",
						        f"decoder.layers.{i}.encoder_attn.out_proj.bias",
						    )
						)
						rename_keys.append((f"transformer.decoder.layers.{i}.linear1.weight", f"decoder.layers.{i}.fc1.weight"))
						rename_keys.append((f"transformer.decoder.layers.{i}.linear1.bias", f"decoder.layers.{i}.fc1.bias"))
						rename_keys.append((f"transformer.decoder.layers.{i}.linear2.weight", f"decoder.layers.{i}.fc2.weight"))
						rename_keys.append((f"transformer.decoder.layers.{i}.linear2.bias", f"decoder.layers.{i}.fc2.bias"))
						rename_keys.append(
						    (f"transformer.decoder.layers.{i}.norm1.weight", f"decoder.layers.{i}.self_attn_layer_norm.weight")
						)
						rename_keys.append((f"transformer.decoder.layers.{i}.norm1.bias", f"decoder.layers.{i}.self_attn_layer_norm.bias"))
						rename_keys.append(
						    (f"transformer.decoder.layers.{i}.norm2.weight", f"decoder.layers.{i}.encoder_attn_layer_norm.weight")
						)
						rename_keys.append(
						    (f"transformer.decoder.layers.{i}.norm2.bias", f"decoder.layers.{i}.encoder_attn_layer_norm.bias")
						)
						rename_keys.append((f"transformer.decoder.layers.{i}.norm3.weight", f"decoder.layers.{i}.final_layer_norm.weight"))
						rename_keys.append((f"transformer.decoder.layers.{i}.norm3.bias", f"decoder.layers.{i}.final_layer_norm.bias"))

# convolutional projection + query embeddings + layernorm of decoder + class and bounding box heads
rename_keys.extend(
    [
        ("input_proj.weight", "input_projection.weight"),
        ("input_proj.bias", "input_projection.bias"),
        ("query_embed.weight", "query_position_embeddings.weight"),
        ("transformer.decoder.norm.weight", "decoder.layernorm.weight"),
        ("transformer.decoder.norm.bias", "decoder.layernorm.bias"),
        ("class_embed.weight", "class_labels_classifier.weight"),
        ("class_embed.bias", "class_labels_classifier.bias"),
        ("bbox_embed.layers.0.weight", "bbox_predictor.layers.0.weight"),
        ("bbox_embed.layers.0.bias", "bbox_predictor.layers.0.bias"),
        ("bbox_embed.layers.1.weight", "bbox_predictor.layers.1.weight"),
        ("bbox_embed.layers.1.bias", "bbox_predictor.layers.1.bias"),
        ("bbox_embed.layers.2.weight", "bbox_predictor.layers.2.weight"),
        ("bbox_embed.layers.2.bias", "bbox_predictor.layers.2.bias"),
    ]
)

def      __magic_name__							(			A       , A       , A				)      ->		str:
	snake_case							=					state_dict.pop(A				)
	snake_case							=					val

def      __magic_name__							(			A				)      ->		str:
	snake_case							=					OrderedDict()
	for key, value in state_dict.items():
		if "backbone.0.body" in key:
			snake_case							=					key.replace('backbone.0.body'       , 'backbone.conv_encoder.model'				)
			snake_case							=					value
		else:
			snake_case							=					value

	return new_state_dict

def      __magic_name__							(			A       , A=False				)      ->		Dict:
	snake_case							=					''
	if is_panoptic:
		snake_case							=					'detr.'

	# first: transformer encoder
	for i in range(6				):
		# read in weights + bias of input projection layer (in PyTorch's MultiHeadAttention, this is a single matrix + bias)
		snake_case							=					state_dict.pop(F'''{prefix}transformer.encoder.layers.{i}.self_attn.in_proj_weight'''				)
		snake_case							=					state_dict.pop(F'''{prefix}transformer.encoder.layers.{i}.self_attn.in_proj_bias'''				)
		# next, add query, keys and values (in that order) to the state dict
		snake_case							=					in_proj_weight[:2_5_6, :]
		snake_case							=					in_proj_bias[:2_5_6]
		snake_case							=					in_proj_weight[2_5_6:5_1_2, :]
		snake_case							=					in_proj_bias[2_5_6:5_1_2]
		snake_case							=					in_proj_weight[-2_5_6:, :]
		snake_case							=					in_proj_bias[-2_5_6:]
	# next: transformer decoder (which is a bit more complex because it also includes cross-attention)
	for i in range(6				):
		# read in weights + bias of input projection layer of self-attention
		snake_case							=					state_dict.pop(F'''{prefix}transformer.decoder.layers.{i}.self_attn.in_proj_weight'''				)
		snake_case							=					state_dict.pop(F'''{prefix}transformer.decoder.layers.{i}.self_attn.in_proj_bias'''				)
		# next, add query, keys and values (in that order) to the state dict
		snake_case							=					in_proj_weight[:2_5_6, :]
		snake_case							=					in_proj_bias[:2_5_6]
		snake_case							=					in_proj_weight[2_5_6:5_1_2, :]
		snake_case							=					in_proj_bias[2_5_6:5_1_2]
		snake_case							=					in_proj_weight[-2_5_6:, :]
		snake_case							=					in_proj_bias[-2_5_6:]
		# read in weights + bias of input projection layer of cross-attention
		snake_case							=					state_dict.pop(
		    F'''{prefix}transformer.decoder.layers.{i}.multihead_attn.in_proj_weight'''				)
		snake_case							=					state_dict.pop(F'''{prefix}transformer.decoder.layers.{i}.multihead_attn.in_proj_bias'''				)
		# next, add query, keys and values (in that order) of cross-attention to the state dict
		snake_case							=					in_proj_weight_cross_attn[:2_5_6, :]
		snake_case							=					in_proj_bias_cross_attn[:2_5_6]
		snake_case							=					in_proj_weight_cross_attn[2_5_6:5_1_2, :]
		snake_case							=					in_proj_bias_cross_attn[2_5_6:5_1_2]
		snake_case							=					in_proj_weight_cross_attn[-2_5_6:, :]
		snake_case							=					in_proj_bias_cross_attn[-2_5_6:]

def      __magic_name__							(			)      ->		int:
	snake_case							=					'http://images.cocodataset.org/val2017/000000039769.jpg'
	snake_case							=					Image.open(requests.get(A       , stream=A				).raw				)

	return im

@torch.no_grad()
def      __magic_name__							(			A       , A				)      ->		int:
	snake_case							=					DetrConfig()
	# set backbone and dilation attributes
	if "resnet101" in model_name:
		snake_case							=					'resnet101'
	if "dc5" in model_name:
		snake_case							=					True
	snake_case							=					'panoptic' in model_name
	if is_panoptic:
		snake_case							=					2_5_0
	else:
		snake_case							=					9_1
		snake_case							=					'huggingface/label-files'
		snake_case							=					'coco-detection-id2label.json'
		snake_case							=					json.load(open(hf_hub_download(A       , A       , repo_type='dataset'				)       , 'r'				)				)
		snake_case							=					{int(A				): v for k, v in idalabel.items()}
		snake_case							=					idalabel
		snake_case							=					{v: k for k, v in idalabel.items()}

	# load image processor
	snake_case							=					'coco_panoptic' if is_panoptic else 'coco_detection'
	snake_case							=					DetrImageProcessor(format=A				)

	# prepare image
	snake_case							=					prepare_img()
	snake_case							=					image_processor(images=A       , return_tensors='pt'				)
	snake_case							=					encoding['pixel_values']

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

	# load original model from torch hub
	snake_case							=					torch.hub.load('facebookresearch/detr'       , A       , pretrained=A				).eval()
	snake_case							=					detr.state_dict()
	# rename keys
	for src, dest in rename_keys:
		if is_panoptic:
			snake_case							=					'detr.' + src
		rename_key(A       , A       , A				)
	snake_case							=					rename_backbone_keys(A				)
	# query, key and value matrices need special treatment
	read_in_q_k_v(A       , is_panoptic=A				)
	# important: we need to prepend a prefix to each of the base model keys as the head models use different attributes for them
	snake_case							=					'detr.model.' if is_panoptic else 'model.'
	for key in state_dict.copy().keys():
		if is_panoptic:
			if (
			    key.startswith('detr'				)
			    and not key.startswith('class_labels_classifier'				)
			    and not key.startswith('bbox_predictor'				)
			):
				snake_case							=					state_dict.pop(A				)
				snake_case							=					val
			elif "class_labels_classifier" in key or "bbox_predictor" in key:
				snake_case							=					state_dict.pop(A				)
				snake_case							=					val
			elif key.startswith('bbox_attention'				) or key.startswith('mask_head'				):
				continue
			else:
				snake_case							=					state_dict.pop(A				)
				snake_case							=					val
		else:
			if not key.startswith('class_labels_classifier'				) and not key.startswith('bbox_predictor'				):
				snake_case							=					state_dict.pop(A				)
				snake_case							=					val
    # finally, create HuggingFace model and load state dict
	snake_case							=					DetrForSegmentation(A				) if is_panoptic else DetrForObjectDetection(A				)
	model.load_state_dict(A				)
	model.eval()
	# verify our conversion
	snake_case							=					detr(A				)
	snake_case							=					model(A				)
	assert torch.allclose(outputs.logits       , original_outputs['pred_logits']       , atol=1E-4				)
	assert torch.allclose(outputs.pred_boxes       , original_outputs['pred_boxes']       , atol=1E-4				)
	if is_panoptic:
		assert torch.allclose(outputs.pred_masks       , original_outputs['pred_masks']       , atol=1E-4				)

	# Save model and image processor
	logger.info(F'''Saving PyTorch model and image processor to {pytorch_dump_folder_path}...'''				)
	Path(A				).mkdir(exist_ok=A				)
	model.save_pretrained(A				)
	image_processor.save_pretrained(A				)


if __name__ == "__main__":
						lowerCAmelCase_     =      argparse.ArgumentParser()

						parser.add_argument(
						    "--model_name", default="detr_resnet50", type=str, help="Name of the DETR model you'd like to convert."
						)
						parser.add_argument(
						    "--pytorch_dump_folder_path", default=None, type=str, help="Path to the folder to output PyTorch model."
						)
						lowerCAmelCase_     =      parser.parse_args()
						convert_detr_checkpoint(args.model_name, args.pytorch_dump_folder_path)











'''simple docstring'''







from collections import OrderedDict
from typing import Mapping

from packaging import version

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


_lowerCamelCase				:		List[str]				      =    logging.get_logger(__name__)

_lowerCamelCase				:		Optional[Any]				      =    {
    'MBZUAI/swiftformer-xs': 'https://huggingface.co/MBZUAI/swiftformer-xs/resolve/main/config.json',
}





class 	lowerCamelCase_				(			UpperCAmelCase_				):




					'''simple docstring'''






					lowercase__       =					"""swiftformer"""






					def __init__(       self,    __UpperCamelCase=3,    __UpperCamelCase=[3, 3, 6, 4],    __UpperCamelCase=[48, 56, 112, 220],    __UpperCamelCase=4,    __UpperCamelCase=[True, True, True, True],    __UpperCamelCase="gelu",    __UpperCamelCase=3,    __UpperCamelCase=2,    __UpperCamelCase=1,    __UpperCamelCase=0.0,    __UpperCamelCase=True,    __UpperCamelCase=1E-5,    __UpperCamelCase=1E-5,    **__UpperCamelCase,    ):
							super().__init__(**__UpperCamelCase					)
							_snake_case      			=			num_channels
							_snake_case      			=			depths
							_snake_case      			=			embed_dims
							_snake_case      			=			mlp_ratio
							_snake_case      			=			downsamples
							_snake_case      			=			hidden_act
							_snake_case      			=			down_patch_size
							_snake_case      			=			down_stride
							_snake_case      			=			down_pad
							_snake_case      			=			drop_path_rate
							_snake_case      			=			use_layer_scale
							_snake_case      			=			layer_scale_init_value
							_snake_case      			=			batch_norm_eps





class 	lowerCamelCase_				(			UpperCAmelCase_				):




					'''simple docstring'''






					lowercase__       =					version.parse("""1.11"""				)






					@property
					def 							__SCREAMING_SNAKE_CASE      (       self					):
							return OrderedDict(
							    [
							        ("pixel_values", {0: "batch", 1: "num_channels", 2: "height", 3: "width"}),
							    ]					)






					@property
					def 							__SCREAMING_SNAKE_CASE      (       self					):
							return 1E-4





