




import heapq


def 						lowerCamelCase__    (		_A							):







	'''simple docstring'''





	snake_case_		    =     []

	# for each node and his adjacency list add them and the rank of the node to queue
	# using heapq module the queue will be filled like a Priority Queue
	# heapq works with a min priority queue, so I used -1*len(v) to build it
	for key, value in graph.items():
		# O(log(n))
		heapq.heappush(lowerCamelCase_     ,	[-1 * len(lowerCamelCase_							), (key, value)]							)

	# chosen_vertices = set of chosen vertices
	snake_case_		    =     set()

	# while queue isn't empty and there are still edges
	#   (queue[0][0] is the rank of the node with max rank)
	while queue and queue[0][0] != 0:
		# extract vertex with max rank from queue and add it to chosen_vertices
		snake_case_		    =     heapq.heappop(lowerCamelCase_							)[1][0]
		chosen_vertices.add(lowerCamelCase_							)

		# Remove all arcs adjacent to argmax
		for elem in queue:
			# if v haven't adjacent node, skip
			if elem[0] == 0:
				continue
			# if argmax is reachable from elem
			# remove argmax from elem's adjacent list and update his rank
			if argmax in elem[1][1]:
				snake_case_		    =     elem[1][1].index(lowerCamelCase_							)
				del elem[1][1][index]
				elem[0] += 1
        # re-order the queue
		heapq.heapify(lowerCamelCase_							)
	return chosen_vertices


if __name__ == "__main__":
		import doctest

		doctest.testmod()

		lowercase__				:     Dict 		=						{0: [1, 3], 1: [0, 3], 2: [0, 3, 4], 3: [0, 1, 2], 4: [2, 3]}
		print(f'''Minimum vertex cover:\n{greedy_min_vertex_cover(graph)}''')




import copy

from ...configuration_utils import PretrainedConfig
from ...utils import logging
from ..auto import CONFIG_MAPPING


SCREAMING_SNAKE_CASE       :      int												= logging.get_logger(__name__)

SCREAMING_SNAKE_CASE       :      List[str]												= {
    "SenseTime/deformable-detr": "https://huggingface.co/sensetime/deformable-detr/resolve/main/config.json",
    # See all Deformable DETR models at https://huggingface.co/models?filter=deformable-detr
}






class _lowerCamelCase(						_a   ):
       lowercase_ :	Dict     =			"""deformable_detr"""
       lowercase_ :	int     =			{
           """hidden_size""": """d_model""",
           """num_attention_heads""": """encoder_attention_heads""",
       }
       def __init__(					self,      lowerCamelCase=True,      lowerCamelCase=None,      lowerCamelCase=3,      lowerCamelCase=3_00,      lowerCamelCase=10_24,      lowerCamelCase=6,      lowerCamelCase=10_24,      lowerCamelCase=8,      lowerCamelCase=6,      lowerCamelCase=10_24,      lowerCamelCase=8,      lowerCamelCase=0.0,      lowerCamelCase=True,      lowerCamelCase="relu",      lowerCamelCase=2_56,      lowerCamelCase=0.1,      lowerCamelCase=0.0,      lowerCamelCase=0.0,      lowerCamelCase=0.0_2,      lowerCamelCase=1.0,      lowerCamelCase=True,      lowerCamelCase=False,      lowerCamelCase="sine",      lowerCamelCase="resnet50",      lowerCamelCase=True,      lowerCamelCase=False,      lowerCamelCase=4,      lowerCamelCase=4,      lowerCamelCase=4,      lowerCamelCase=False,      lowerCamelCase=3_00,      lowerCamelCase=False,      lowerCamelCase=1,      lowerCamelCase=5,      lowerCamelCase=2,      lowerCamelCase=1,      lowerCamelCase=1,      lowerCamelCase=5,      lowerCamelCase=2,      lowerCamelCase=0.1,      lowerCamelCase=0.2_5,      lowerCamelCase=False,      **lowerCamelCase,      )       ->   Optional[int]:




           """simple docstring"""

           if backbone_config is not None and use_timm_backbone:
               raise ValueError('You can\'t specify both `backbone_config` and `use_timm_backbone`.')

           if not use_timm_backbone:
               if backbone_config is None:
                   logger.info('`backbone_config` is `None`. Initializing the config with the default `ResNet` backbone.')
                   _lowercase       :							List[str]      		=		CONFIG_MAPPING['resnet'](out_features=['stage4'])
               elif isinstance(lowerCamelCase,      lowerCamelCase):
                   _lowercase       :							List[str]      		=		backbone_config.get('model_type')
                   _lowercase       :							str      		=		CONFIG_MAPPING[backbone_model_type]
                   _lowercase       :							Optional[int]      		=		config_class.from_dict(lowerCamelCase)
           _lowercase       :							Tuple      		=		use_timm_backbone
           _lowercase       :							List[str]      		=		backbone_config
           _lowercase       :							Tuple      		=		num_channels
           _lowercase       :							Optional[Any]      		=		num_queries
           _lowercase       :							Optional[Any]      		=		max_position_embeddings
           _lowercase       :							Optional[int]      		=		d_model
           _lowercase       :							int      		=		encoder_ffn_dim
           _lowercase       :							List[Any]      		=		encoder_layers
           _lowercase       :							str      		=		encoder_attention_heads
           _lowercase       :							str      		=		decoder_ffn_dim
           _lowercase       :							Optional[Any]      		=		decoder_layers
           _lowercase       :							List[str]      		=		decoder_attention_heads
           _lowercase       :							Optional[int]      		=		dropout
           _lowercase       :							Optional[Any]      		=		attention_dropout
           _lowercase       :							int      		=		activation_dropout
           _lowercase       :							Any      		=		activation_function
           _lowercase       :							Optional[int]      		=		init_std
           _lowercase       :							int      		=		init_xavier_std
           _lowercase       :							Union[str, Any]      		=		encoder_layerdrop
           _lowercase       :							Tuple      		=		auxiliary_loss
           _lowercase       :							Union[str, Any]      		=		position_embedding_type
           _lowercase       :							str      		=		backbone
           _lowercase       :							List[Any]      		=		use_pretrained_backbone
           _lowercase       :							Any      		=		dilation
           # deformable attributes
           _lowercase       :							Any      		=		num_feature_levels
           _lowercase       :							Dict      		=		encoder_n_points
           _lowercase       :							Dict      		=		decoder_n_points
           _lowercase       :							Dict      		=		two_stage
           _lowercase       :							Union[str, Any]      		=		two_stage_num_proposals
           _lowercase       :							str      		=		with_box_refine
           if two_stage is True and with_box_refine is False:
               raise ValueError('If two_stage is True, with_box_refine must be True.')
           # Hungarian matcher
           _lowercase       :							Tuple      		=		class_cost
           _lowercase       :							int      		=		bbox_cost
           _lowercase       :							Optional[int]      		=		giou_cost
           # Loss coefficients
           _lowercase       :							Optional[Any]      		=		mask_loss_coefficient
           _lowercase       :							Dict      		=		dice_loss_coefficient
           _lowercase       :							Tuple      		=		bbox_loss_coefficient
           _lowercase       :							Optional[int]      		=		giou_loss_coefficient
           _lowercase       :							Union[str, Any]      		=		eos_coefficient
           _lowercase       :							Union[str, Any]      		=		focal_alpha
           _lowercase       :							Dict      		=		disable_custom_kernels
           super().__init__(is_encoder_decoder=lowerCamelCase,      **lowerCamelCase)
       @property
       def 			UpperCamelCase     (					self)       ->   int:




           """simple docstring"""

           return self.encoder_attention_heads
       @property
       def 			UpperCamelCase     (					self)       ->   int:




           """simple docstring"""

           return self.d_model




       def 			UpperCamelCase     (					self)       ->   Union[str, Any]:




           """simple docstring"""

           _lowercase       :							Union[str, Any]      		=		copy.deepcopy(self.__dict__)
           if self.backbone_config is not None:
               _lowercase       :							Union[str, Any]      		=		self.backbone_config.to_dict()
           _lowercase       :							Tuple      		=		self.__class__.model_type
           return output


