
import heapq



def        UpperCamelCase    (							lowerCAmelCase__		):
					'''simple docstring'''
					lowercase							=						[]

					# 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
					lowercase							=						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
										lowercase							=						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]:
																				lowercase							=						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__		:Any   =    {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)}')






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


lowercase__		:int   =    logging.get_logger(__name__)

lowercase__		:Any   =    {
    "sail/poolformer_s12": "https://huggingface.co/sail/poolformer_s12/resolve/main/config.json",
    # See all PoolFormer models at https://huggingface.co/models?filter=poolformer
}







class 				lowercase		(					SCREAMING_SNAKE_CASE__		):
							lowercase_       :       Optional[Any]       					='''poolformer'''




							def __init__(				self   ,A__=3   ,A__=1_6   ,A__=1_6   ,A__=3   ,A__=4.0   ,A__=[2, 2, 6, 2]   ,A__=[6_4, 1_2_8, 3_2_0, 5_1_2]   ,A__=[7, 3, 3, 3]   ,A__=[4, 2, 2, 2]   ,A__=[2, 1, 1, 1]   ,A__=4   ,A__=0.0   ,A__="gelu"   ,A__=True   ,A__=1E-5   ,A__=0.02   ,**A__   ,):
												lowercase							=						num_channels
												lowercase							=						patch_size
												lowercase							=						stride
												lowercase							=						padding
												lowercase							=						pool_size
												lowercase							=						hidden_sizes
												lowercase							=						mlp_ratio
												lowercase							=						depths
												lowercase							=						patch_sizes
												lowercase							=						strides
												lowercase							=						num_encoder_blocks
												lowercase							=						drop_path_rate
												lowercase							=						hidden_act
												lowercase							=						use_layer_scale
												lowercase							=						layer_scale_init_value
												lowercase							=						initializer_range
												super().__init__(**A__)







class 				lowercase		(					SCREAMING_SNAKE_CASE__		):
							lowercase_       :       List[Any]       					=version.parse('''1.11'''		)




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





							@property
							def  A__      (				self):
												return 2E-3




