




"""simple docstring"""







from __future__ import annotations

import os
from collections.abc import Mapping

a      =							tuple[int, int]






class       SCREAMING_SNAKE_CASE__					:


						def __init__(							self				:			Optional[Any]						,						lowerCAmelCase				:			Dict						,						lowerCAmelCase				:			Dict					):
										lowerCAmelCase  =				vertices
										lowerCAmelCase  =				{
										    (min(__lowerCAmelCase					), max(__lowerCAmelCase					)): weight for edge, weight in edges.items()
										}


						def   __lowercase (							self				:			List[Any]						,						lowerCAmelCase				:			Union[str, Any]						,						lowerCAmelCase				:			Tuple					):
										self.vertices.add(edge[0]					)
										self.vertices.add(edge[1]					)
										lowerCAmelCase  =				weight




						def   __lowercase (							self				:			List[str]					):
										lowerCAmelCase  =				Graph({min(self.vertices					)}						,						{}					)
										lowerCAmelCase  =				42
										lowerCAmelCase  =				42
										lowerCAmelCase  =				42
										lowerCAmelCase  =				42

										while len(subgraph.vertices					) < len(self.vertices					):
														lowerCAmelCase  =				max(self.edges.values()					) + 1
														for edge, weight in self.edges.items():
																		if (edge[0] in subgraph.vertices) ^ (edge[1] in subgraph.vertices):
																						if weight < min_weight:
																										lowerCAmelCase  =				edge
																										lowerCAmelCase  =				weight

														subgraph.add_edge(__lowerCAmelCase						,						__lowerCAmelCase					)

										return subgraph





def 							lowercase					(snake_case__   : Any = "p107_network.txt" )     ->  int:


				'''simple docstring'''






				lowerCAmelCase  =				os.path.abspath(os.path.dirname(__snake_case ) )
				lowerCAmelCase  =				os.path.join(__snake_case      ,       __snake_case )
				lowerCAmelCase  =				{}
				lowerCAmelCase  =				42
				lowerCAmelCase  =				42
				lowerCAmelCase  =				42

				with open(__snake_case ) as f:
								lowerCAmelCase  =				f.read().strip().split("""\n""" )

				lowerCAmelCase  =				[line.split(""",""" ) for line in data]

				for edgea in range(1      ,       len(__snake_case ) ):
								for edgea in range(__snake_case ):
												if adjaceny_matrix[edgea][edgea] != "-":
																lowerCAmelCase  =				int(adjaceny_matrix[edgea][edgea] )

				lowerCAmelCase  =				Graph(set(range(len(__snake_case ) ) )      ,       __snake_case )

				lowerCAmelCase  =				graph.prims_algorithm()

				lowerCAmelCase  =				sum(graph.edges.values() )
				lowerCAmelCase  =				sum(subgraph.edges.values() )

				return initial_total - optimal_total


if __name__ == "__main__":
		print(f"""{solution() = }""")









"""simple docstring"""







import inspect
import unittest

from transformers import ViTMSNConfig
from transformers.testing_utils import require_torch, require_vision, slow, torch_device
from transformers.utils import cached_property, is_torch_available, is_vision_available

from ...test_configuration_common import ConfigTester
from ...test_modeling_common import ModelTesterMixin, floats_tensor, ids_tensor
from ...test_pipeline_mixin import PipelineTesterMixin


if is_torch_available():
		import torch
		from torch import nn

		from transformers import ViTMSNForImageClassification, ViTMSNModel
		from transformers.models.vit_msn.modeling_vit_msn import VIT_MSN_PRETRAINED_MODEL_ARCHIVE_LIST


if is_vision_available():
		from PIL import Image

		from transformers import ViTImageProcessor






class       SCREAMING_SNAKE_CASE__					:


						def __init__(							self				:			List[Any]						,						lowerCAmelCase				:			Tuple						,						lowerCAmelCase				:			Optional[int]=13						,						lowerCAmelCase				:			List[str]=30						,						lowerCAmelCase				:			Dict=2						,						lowerCAmelCase				:			Any=3						,						lowerCAmelCase				:			str=True						,						lowerCAmelCase				:			List[Any]=True						,						lowerCAmelCase				:			Dict=32						,						lowerCAmelCase				:			Dict=5						,						lowerCAmelCase				:			str=4						,						lowerCAmelCase				:			List[Any]=37						,						lowerCAmelCase				:			List[Any]="gelu"						,						lowerCAmelCase				:			List[Any]=0.1						,						lowerCAmelCase				:			List[Any]=0.1						,						lowerCAmelCase				:			Optional[int]=10						,						lowerCAmelCase				:			List[str]=0.02						,						lowerCAmelCase				:			List[str]=None						,						):
										lowerCAmelCase  =				parent
										lowerCAmelCase  =				batch_size
										lowerCAmelCase  =				image_size
										lowerCAmelCase  =				patch_size
										lowerCAmelCase  =				num_channels
										lowerCAmelCase  =				is_training
										lowerCAmelCase  =				use_labels
										lowerCAmelCase  =				hidden_size
										lowerCAmelCase  =				num_hidden_layers
										lowerCAmelCase  =				num_attention_heads
										lowerCAmelCase  =				intermediate_size
										lowerCAmelCase  =				hidden_act
										lowerCAmelCase  =				hidden_dropout_prob
										lowerCAmelCase  =				attention_probs_dropout_prob
										lowerCAmelCase  =				type_sequence_label_size
										lowerCAmelCase  =				initializer_range
										lowerCAmelCase  =				scope

										# in ViT MSN, the seq length equals the number of patches + 1 (we add 1 for the [CLS] token)
										lowerCAmelCase  =				(image_size // patch_size) ** 2
										lowerCAmelCase  =				num_patches + 1


						def   __lowercase (							self				:			List[str]					):
										lowerCAmelCase  =				floats_tensor([self.batch_size, self.num_channels, self.image_size, self.image_size]					)

										lowerCAmelCase  =				None
										if self.use_labels:
														lowerCAmelCase  =				ids_tensor([self.batch_size]						,						self.type_sequence_label_size					)

										lowerCAmelCase  =				self.get_config()

										return config, pixel_values, labels


						def   __lowercase (							self				:			Tuple					):
										return ViTMSNConfig(
										    image_size=self.image_size						,						patch_size=self.patch_size						,						num_channels=self.num_channels						,						hidden_size=self.hidden_size						,						num_hidden_layers=self.num_hidden_layers						,						num_attention_heads=self.num_attention_heads						,						intermediate_size=self.intermediate_size						,						hidden_act=self.hidden_act						,						hidden_dropout_prob=self.hidden_dropout_prob						,						attention_probs_dropout_prob=self.attention_probs_dropout_prob						,						initializer_range=self.initializer_range						,						)


						def   __lowercase (							self				:			Any						,						lowerCAmelCase				:			Any						,						lowerCAmelCase				:			Tuple						,						lowerCAmelCase				:			Tuple					):
										lowerCAmelCase  =				ViTMSNModel(config=lowerCAmelCase					)
										model.to(lowerCAmelCase					)
										model.eval()
										lowerCAmelCase  =				model(lowerCAmelCase					)
										self.parent.assertEqual(result.last_hidden_state.shape						,						(self.batch_size, self.seq_length, self.hidden_size)					)


						def   __lowercase (							self				:			List[str]						,						lowerCAmelCase				:			int						,						lowerCAmelCase				:			str						,						lowerCAmelCase				:			int					):
										lowerCAmelCase  =				self.type_sequence_label_size
										lowerCAmelCase  =				ViTMSNForImageClassification(lowerCAmelCase					)
										model.to(lowerCAmelCase					)
										model.eval()
										lowerCAmelCase  =				model(lowerCAmelCase						,						labels=lowerCAmelCase					)
										print("""Pixel and labels shape: {pixel_values.shape}, {labels.shape}"""					)
										print("""Labels: {labels}"""					)
										self.parent.assertEqual(result.logits.shape						,						(self.batch_size, self.type_sequence_label_size)					)

										# test greyscale images
										lowerCAmelCase  =				1
										lowerCAmelCase  =				ViTMSNForImageClassification(lowerCAmelCase					)
										model.to(lowerCAmelCase					)
										model.eval()

										lowerCAmelCase  =				floats_tensor([self.batch_size, 1, self.image_size, self.image_size]					)
										lowerCAmelCase  =				model(lowerCAmelCase					)
										self.parent.assertEqual(result.logits.shape						,						(self.batch_size, self.type_sequence_label_size)					)




						def   __lowercase (							self				:			Optional[Any]					):
										lowerCAmelCase  =				self.prepare_config_and_inputs()
										lowerCAmelCase ,						lowerCAmelCase ,						lowerCAmelCase  =				config_and_inputs
										lowerCAmelCase  =				{"""pixel_values""": pixel_values}
										return config, inputs_dict






@require_torch
class       SCREAMING_SNAKE_CASE__					(					_a						,				_a						,				unittest.TestCase					):
						_a    						=						(ViTMSNModel, ViTMSNForImageClassification) if is_torch_available() else ()
						_a    						=						(
						    {'feature-extraction': ViTMSNModel, 'image-classification': ViTMSNForImageClassification}
						    if is_torch_available()
						    else {}
						)

						_a    						=						False
						_a    						=						False
						_a    						=						False
						_a    						=						False


						def   __lowercase (							self				:			Tuple					):
										lowerCAmelCase  =				ViTMSNModelTester(self					)
										lowerCAmelCase  =				ConfigTester(self						,						config_class=lowerCAmelCase						,						has_text_modality=lowerCAmelCase						,						hidden_size=37					)


						def   __lowercase (							self				:			Dict					):
										self.config_tester.run_common_tests()


						@unittest.skip(reason="""ViTMSN does not use inputs_embeds"""					)
						def   __lowercase (							self				:			Optional[Any]					):
										pass


						def   __lowercase (							self				:			int					):
										lowerCAmelCase ,						lowerCAmelCase  =				self.model_tester.prepare_config_and_inputs_for_common()

										for model_class in self.all_model_classes:
														lowerCAmelCase  =				model_class(lowerCAmelCase					)
														self.assertIsInstance(model.get_input_embeddings()						,						(nn.Module)					)
														lowerCAmelCase  =				model.get_output_embeddings()
														self.assertTrue(x is None or isinstance(lowerCAmelCase						,						nn.Linear					)					)


						def   __lowercase (							self				:			Optional[int]					):
										lowerCAmelCase ,						lowerCAmelCase  =				self.model_tester.prepare_config_and_inputs_for_common()

										for model_class in self.all_model_classes:
														lowerCAmelCase  =				model_class(lowerCAmelCase					)
														lowerCAmelCase  =				inspect.signature(model.forward					)
														# signature.parameters is an OrderedDict => so arg_names order is deterministic
														lowerCAmelCase  =				[*signature.parameters.keys()]

														lowerCAmelCase  =				["""pixel_values"""]
														self.assertListEqual(arg_names[:1]						,						lowerCAmelCase					)


						def   __lowercase (							self				:			Union[str, Any]					):
										lowerCAmelCase  =				self.model_tester.prepare_config_and_inputs()
										self.model_tester.create_and_check_model(*lowerCAmelCase					)


						def   __lowercase (							self				:			Union[str, Any]					):
										lowerCAmelCase  =				self.model_tester.prepare_config_and_inputs()
										self.model_tester.create_and_check_for_image_classification(*lowerCAmelCase					)




						@slow
						def   __lowercase (							self				:			Optional[Any]					):
										for model_name in VIT_MSN_PRETRAINED_MODEL_ARCHIVE_LIST[:1]:
														lowerCAmelCase  =				ViTMSNModel.from_pretrained(lowerCAmelCase					)
														self.assertIsNotNone(lowerCAmelCase					)





def 							lowercase					()     ->  Dict:


				'''simple docstring'''






				lowerCAmelCase  =				Image.open("""./tests/fixtures/tests_samples/COCO/000000039769.png""" )
				return image






@require_torch
@require_vision
class       SCREAMING_SNAKE_CASE__					(					unittest.TestCase					):


						@cached_property
						def   __lowercase (							self				:			Dict					):
										return ViTImageProcessor.from_pretrained("""facebook/vit-msn-small"""					) if is_vision_available() else None




						@slow
						def   __lowercase (							self				:			Tuple					):
										torch.manual_seed(2					)
										lowerCAmelCase  =				ViTMSNForImageClassification.from_pretrained("""facebook/vit-msn-small"""					).to(lowerCAmelCase					)

										lowerCAmelCase  =				self.default_image_processor
										lowerCAmelCase  =				prepare_img()
										lowerCAmelCase  =				image_processor(images=lowerCAmelCase						,						return_tensors="""pt"""					).to(lowerCAmelCase					)

										# forward pass
										with torch.no_grad():
														lowerCAmelCase  =				model(**lowerCAmelCase					)

										# verify the logits
										lowerCAmelCase  =				torch.Size((1, 1000)					)
										self.assertEqual(outputs.logits.shape						,						lowerCAmelCase					)

										lowerCAmelCase  =				torch.tensor([-0.0803, -0.4454, -0.2375]					).to(lowerCAmelCase					)

										self.assertTrue(torch.allclose(outputs.logits[0, :3]						,						lowerCAmelCase						,						atol=1e-4					)					)





