
'''simple docstring'''





import argparse
import os

import gluonnlp as nlp
import mxnet as mx
import numpy as np
import torch
from gluonnlp.base import get_home_dir
from gluonnlp.model.bert import BERTEncoder
from gluonnlp.model.utils import _load_vocab
from gluonnlp.vocab import Vocab
from packaging import version
from torch import nn

from transformers import BertConfig, BertForMaskedLM, BertModel, RobertaTokenizer
from transformers.models.bert.modeling_bert import (
    BertIntermediate,
    BertLayer,
    BertOutput,
    BertSelfAttention,
    BertSelfOutput,
)
from transformers.utils import logging


if version.parse(nlp.__version__) != version.parse("0.8.3"):
				raise Exception("requires gluonnlp == 0.8.3")

if version.parse(mx.__version__) != version.parse("1.5.0"):
				raise Exception("requires mxnet == 1.5.0")

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

lowercase__							:							str									=			'The Nymphenburg Palace is a beautiful palace in Munich!'




def 	A_ (							snake_case							:   str ,      snake_case							:   str )      ->    List[str]:



						'''simple docstring'''

						__UpperCamelCase       =			{
						    '''attention_cell''': '''multi_head''',
						    '''num_layers''': 4,
						    '''units''': 1024,
						    '''hidden_size''': 768,
						    '''max_length''': 512,
						    '''num_heads''': 8,
						    '''scaled''': True,
						    '''dropout''': 0.1,
						    '''use_residual''': True,
						    '''embed_size''': 1024,
						    '''embed_dropout''': 0.1,
						    '''word_embed''': None,
						    '''layer_norm_eps''': 1e-5,
						    '''token_type_vocab_size''': 2,
						}

						__UpperCamelCase       =			bort_4_8_768_1024_hparams

						# Let's construct the original Bort model here
						# Taken from official BERT implementation, see:
						# https://github.com/alexa/bort/blob/master/bort/bort.py
						__UpperCamelCase       =			BERTEncoder(
						    attention_cell=predefined_args['''attention_cell'''] ,      num_layers=predefined_args['''num_layers'''] ,      units=predefined_args['''units'''] ,      hidden_size=predefined_args['''hidden_size'''] ,      max_length=predefined_args['''max_length'''] ,      num_heads=predefined_args['''num_heads'''] ,      scaled=predefined_args['''scaled'''] ,      dropout=predefined_args['''dropout'''] ,      output_attention=_A ,      output_all_encodings=_A ,      use_residual=predefined_args['''use_residual'''] ,      activation=predefined_args.get('''activation''' ,      '''gelu''' ) ,      layer_norm_eps=predefined_args.get('''layer_norm_eps''' ,      _A ) ,      )

						# Vocab information needs to be fetched first
						# It's the same as RoBERTa, so RobertaTokenizer can be used later
						__UpperCamelCase       =			'''openwebtext_ccnews_stories_books_cased'''

						# Specify download folder to Gluonnlp's vocab
						__UpperCamelCase       =			os.path.join(get_home_dir() ,      '''models''' )
						__UpperCamelCase       =			_load_vocab(_A ,      _A ,      _A ,      cls=_A )

						__UpperCamelCase       =			nlp.model.BERTModel(
						    _A ,      len(_A ) ,      units=predefined_args['''units'''] ,      embed_size=predefined_args['''embed_size'''] ,      embed_dropout=predefined_args['''embed_dropout'''] ,      word_embed=predefined_args['''word_embed'''] ,      use_pooler=_A ,      use_token_type_embed=_A ,      token_type_vocab_size=predefined_args['''token_type_vocab_size'''] ,      use_classifier=_A ,      use_decoder=_A ,      )

						original_bort.load_parameters(_A ,      cast_dtype=_A ,      ignore_extra=_A )
						__UpperCamelCase       =			original_bort._collect_params_with_prefix()

						# Build our config 🤗
						__UpperCamelCase       =			{
						    '''architectures''': ['''BertForMaskedLM'''],
						    '''attention_probs_dropout_prob''': predefined_args['''dropout'''],
						    '''hidden_act''': '''gelu''',
						    '''hidden_dropout_prob''': predefined_args['''dropout'''],
						    '''hidden_size''': predefined_args['''embed_size'''],
						    '''initializer_range''': 0.02,
						    '''intermediate_size''': predefined_args['''hidden_size'''],
						    '''layer_norm_eps''': predefined_args['''layer_norm_eps'''],
						    '''max_position_embeddings''': predefined_args['''max_length'''],
						    '''model_type''': '''bort''',
						    '''num_attention_heads''': predefined_args['''num_heads'''],
						    '''num_hidden_layers''': predefined_args['''num_layers'''],
						    '''pad_token_id''': 1,  # 2 = BERT, 1 = RoBERTa
						    '''type_vocab_size''': 1,  # 2 = BERT, 1 = RoBERTa
						    '''vocab_size''': len(_A ),
						}

						__UpperCamelCase       =			BertConfig.from_dict(_A )
						__UpperCamelCase       =			BertForMaskedLM(_A )
						hf_bort_model.eval()

						# Parameter mapping table (Gluonnlp to Transformers)
						# * denotes layer index
						#
						# | Gluon Parameter                                                | Transformers Parameter
						# | -------------------------------------------------------------- | ----------------------
						# | `encoder.layer_norm.beta`                                      | `bert.embeddings.LayerNorm.bias`
						# | `encoder.layer_norm.gamma`                                     | `bert.embeddings.LayerNorm.weight`
						# | `encoder.position_weight`                                      | `bert.embeddings.position_embeddings.weight`
						# | `word_embed.0.weight`                                          | `bert.embeddings.word_embeddings.weight`
						# | `encoder.transformer_cells.*.attention_cell.proj_key.bias`     | `bert.encoder.layer.*.attention.self.key.bias`
						# | `encoder.transformer_cells.*.attention_cell.proj_key.weight`   | `bert.encoder.layer.*.attention.self.key.weight`
						# | `encoder.transformer_cells.*.attention_cell.proj_query.bias`   | `bert.encoder.layer.*.attention.self.query.bias`
						# | `encoder.transformer_cells.*.attention_cell.proj_query.weight` | `bert.encoder.layer.*.attention.self.query.weight`
						# | `encoder.transformer_cells.*.attention_cell.proj_value.bias`   | `bert.encoder.layer.*.attention.self.value.bias`
						# | `encoder.transformer_cells.*.attention_cell.proj_value.weight` | `bert.encoder.layer.*.attention.self.value.weight`
						# | `encoder.transformer_cells.*.ffn.ffn_2.bias`                   | `bert.encoder.layer.*.attention.output.dense.bias`
						# | `encoder.transformer_cells.*.ffn.ffn_2.weight`                 | `bert.encoder.layer.*.attention.output.dense.weight`
						# | `encoder.transformer_cells.*.layer_norm.beta`                  | `bert.encoder.layer.*.attention.output.LayerNorm.bias`
						# | `encoder.transformer_cells.*.layer_norm.gamma`                 | `bert.encoder.layer.*.attention.output.LayerNorm.weight`
						# | `encoder.transformer_cells.*.ffn.ffn_1.bias`                   | `bert.encoder.layer.*.intermediate.dense.bias`
						# | `encoder.transformer_cells.*.ffn.ffn_1.weight`                 | `bert.encoder.layer.*.intermediate.dense.weight`
						# | `encoder.transformer_cells.*.ffn.layer_norm.beta`              | `bert.encoder.layer.*.output.LayerNorm.bias`
						# | `encoder.transformer_cells.*.ffn.layer_norm.gamma`             | `bert.encoder.layer.*.output.LayerNorm.weight`
						# | `encoder.transformer_cells.*.proj.bias`                        | `bert.encoder.layer.*.output.dense.bias`
						# | `encoder.transformer_cells.*.proj.weight`                      | `bert.encoder.layer.*.output.dense.weight`

						# Helper function to convert MXNET Arrays to PyTorch
						def to_torch(snake_case							:   Dict ) -> nn.Parameter:
												return nn.Parameter(torch.FloatTensor(mx_array.data().asnumpy() ) )

						# Check param shapes and map new HF param back
						def check_and_map_params(snake_case							:   List[str] ,      snake_case							:   Any ):
												__UpperCamelCase       =			hf_param.shape

												__UpperCamelCase       =			to_torch(params[gluon_param] )
												__UpperCamelCase       =			gluon_param.shape

												assert (
												    shape_hf == shape_gluon
												), f"The gluon parameter {gluon_param} has shape {shape_gluon}, but expects shape {shape_hf} for Transformers"

												return gluon_param

						__UpperCamelCase       =			check_and_map_params(
						    hf_bort_model.bert.embeddings.word_embeddings.weight ,      '''word_embed.0.weight''' )
						__UpperCamelCase       =			check_and_map_params(
						    hf_bort_model.bert.embeddings.position_embeddings.weight ,      '''encoder.position_weight''' )
						__UpperCamelCase       =			check_and_map_params(
						    hf_bort_model.bert.embeddings.LayerNorm.bias ,      '''encoder.layer_norm.beta''' )
						__UpperCamelCase       =			check_and_map_params(
						    hf_bort_model.bert.embeddings.LayerNorm.weight ,      '''encoder.layer_norm.gamma''' )

						# Inspired by RoBERTa conversion script, we just zero them out (Bort does not use them)
						__UpperCamelCase       =			torch.zeros_like(
						    hf_bort_model.bert.embeddings.token_type_embeddings.weight.data )

						for i in range(hf_bort_config.num_hidden_layers ):
												__UpperCamelCase       =			hf_bort_model.bert.encoder.layer[i]

												# self attention
												__UpperCamelCase       =			layer.attention.self

												__UpperCamelCase       =			check_and_map_params(
												    self_attn.key.bias.data ,      f"encoder.transformer_cells.{i}.attention_cell.proj_key.bias" )

												__UpperCamelCase       =			check_and_map_params(
												    self_attn.key.weight.data ,      f"encoder.transformer_cells.{i}.attention_cell.proj_key.weight" )
												__UpperCamelCase       =			check_and_map_params(
												    self_attn.query.bias.data ,      f"encoder.transformer_cells.{i}.attention_cell.proj_query.bias" )
												__UpperCamelCase       =			check_and_map_params(
												    self_attn.query.weight.data ,      f"encoder.transformer_cells.{i}.attention_cell.proj_query.weight" )
												__UpperCamelCase       =			check_and_map_params(
												    self_attn.value.bias.data ,      f"encoder.transformer_cells.{i}.attention_cell.proj_value.bias" )
												__UpperCamelCase       =			check_and_map_params(
												    self_attn.value.weight.data ,      f"encoder.transformer_cells.{i}.attention_cell.proj_value.weight" )

												# self attention output
												__UpperCamelCase       =			layer.attention.output

												__UpperCamelCase       =			check_and_map_params(
												    self_output.dense.bias ,      f"encoder.transformer_cells.{i}.proj.bias" )
												__UpperCamelCase       =			check_and_map_params(
												    self_output.dense.weight ,      f"encoder.transformer_cells.{i}.proj.weight" )
												__UpperCamelCase       =			check_and_map_params(
												    self_output.LayerNorm.bias ,      f"encoder.transformer_cells.{i}.layer_norm.beta" )
												__UpperCamelCase       =			check_and_map_params(
												    self_output.LayerNorm.weight ,      f"encoder.transformer_cells.{i}.layer_norm.gamma" )

												# intermediate
												__UpperCamelCase       =			layer.intermediate

												__UpperCamelCase       =			check_and_map_params(
												    intermediate.dense.bias ,      f"encoder.transformer_cells.{i}.ffn.ffn_1.bias" )
												__UpperCamelCase       =			check_and_map_params(
												    intermediate.dense.weight ,      f"encoder.transformer_cells.{i}.ffn.ffn_1.weight" )

												# output
												__UpperCamelCase       =			layer.output

												__UpperCamelCase       =			check_and_map_params(
												    bert_output.dense.bias ,      f"encoder.transformer_cells.{i}.ffn.ffn_2.bias" )
												__UpperCamelCase       =			check_and_map_params(
												    bert_output.dense.weight ,      f"encoder.transformer_cells.{i}.ffn.ffn_2.weight" )
												__UpperCamelCase       =			check_and_map_params(
												    bert_output.LayerNorm.bias ,      f"encoder.transformer_cells.{i}.ffn.layer_norm.beta" )
												__UpperCamelCase       =			check_and_map_params(
												    bert_output.LayerNorm.weight ,      f"encoder.transformer_cells.{i}.ffn.layer_norm.gamma" )

						# Save space and energy 🎄
						hf_bort_model.half()

						# Compare output of both models
						__UpperCamelCase       =			RobertaTokenizer.from_pretrained('''roberta-base''' )

						__UpperCamelCase       =			tokenizer.encode_plus(_A )['''input_ids''']

						# Get gluon output
						__UpperCamelCase       =			mx.nd.array([input_ids] )
						__UpperCamelCase       =			original_bort(inputs=_A ,      token_types=[] )

						# Get Transformer output (save and reload model again)
						hf_bort_model.save_pretrained(_A )
						__UpperCamelCase       =			BertModel.from_pretrained(_A )
						hf_bort_model.eval()

						__UpperCamelCase       =			tokenizer.encode_plus(_A ,      return_tensors='''pt''' )
						__UpperCamelCase       =			hf_bort_model(**_A )[0]

						__UpperCamelCase       =			output_gluon[0].asnumpy()
						__UpperCamelCase       =			output_hf[0].detach().numpy()

						__UpperCamelCase       =			np.max(np.abs(hf_layer - gluon_layer ) ).item()
						__UpperCamelCase       =			np.allclose(_A ,      _A ,      atol=1e-3 )

						if success:
												print('''✔️ Both model do output the same tensors''' )
						else:
												print('''❌ Both model do **NOT** output the same tensors''' )
												print('''Absolute difference is:''' ,      _A )


if __name__ == "__main__":
				lowercase__							:							Dict									=			argparse.ArgumentParser()
				# Required parameters
				parser.add_argument(
				    "--bort_checkpoint_path", default=None, type=str, required=True, help="Path the official Bort params file."
				)
				parser.add_argument(
				    "--pytorch_dump_folder_path", default=None, type=str, required=True, help="Path to the output PyTorch model."
				)
				lowercase__							:							List[str]									=			parser.parse_args()
				convert_bort_checkpoint_to_pytorch(args.bort_checkpoint_path, args.pytorch_dump_folder_path)






import inspect
import unittest

import numpy as np

from tests.test_modeling_common import floats_tensor
from transformers import MaskaFormerConfig, is_torch_available, is_vision_available
from transformers.testing_utils import require_torch, require_torch_multi_gpu, require_vision, slow, torch_device
from transformers.utils import cached_property

from ...test_configuration_common import ConfigTester
from ...test_modeling_common import ModelTesterMixin
from ...test_pipeline_mixin import PipelineTesterMixin


if is_torch_available():
				import torch

				from transformers import MaskaFormerForUniversalSegmentation, MaskaFormerModel

				if is_vision_available():
								from transformers import MaskaFormerImageProcessor

if is_vision_available():
				from PIL import Image






class        SCREAMING_SNAKE_CASE__    :

							"""simple docstring"""






							def __init__(  self     ,	SCREAMING_SNAKE_CASE_     ,	SCREAMING_SNAKE_CASE_=2     ,	SCREAMING_SNAKE_CASE_=True     ,	SCREAMING_SNAKE_CASE_=False     ,	SCREAMING_SNAKE_CASE_=10     ,	SCREAMING_SNAKE_CASE_=3     ,	SCREAMING_SNAKE_CASE_=32 * 8     ,	SCREAMING_SNAKE_CASE_=32 * 8     ,	SCREAMING_SNAKE_CASE_=4     ,	SCREAMING_SNAKE_CASE_=64     ,	)->   Dict:





													'''simple docstring'''






													__UpperCamelCase       =			parent
													__UpperCamelCase       =			batch_size
													__UpperCamelCase       =			is_training
													__UpperCamelCase       =			use_auxiliary_loss
													__UpperCamelCase       =			num_queries
													__UpperCamelCase       =			num_channels
													__UpperCamelCase       =			min_size
													__UpperCamelCase       =			max_size
													__UpperCamelCase       =			num_labels
													__UpperCamelCase       =			hidden_dim
													__UpperCamelCase       =			hidden_dim



							def     A__		(  self			)->   Optional[int]:





													'''simple docstring'''






													__UpperCamelCase       =			floats_tensor([self.batch_size, self.num_channels, self.min_size, self.max_size]			).to(
													    SCREAMING_SNAKE_CASE_			)

													__UpperCamelCase       =			torch.ones([self.batch_size, self.min_size, self.max_size]     ,	device=SCREAMING_SNAKE_CASE_			)

													__UpperCamelCase       =			(
													    torch.rand([self.batch_size, self.num_labels, self.min_size, self.max_size]     ,	device=SCREAMING_SNAKE_CASE_			) > 0.5
													).float()
													__UpperCamelCase       =			(torch.rand((self.batch_size, self.num_labels)     ,	device=SCREAMING_SNAKE_CASE_			) > 0.5).long()

													__UpperCamelCase       =			self.get_config()
													return config, pixel_values, pixel_mask, mask_labels, class_labels



							def     A__		(  self			)->   Optional[Any]:





													'''simple docstring'''






													__UpperCamelCase       =			MaskaFormerConfig(
													    hidden_size=self.hidden_dim     ,	)
													__UpperCamelCase       =			self.num_queries
													__UpperCamelCase       =			self.num_labels

													__UpperCamelCase       =			[1, 1, 1, 1]
													__UpperCamelCase       =			self.num_channels

													__UpperCamelCase       =			64
													__UpperCamelCase       =			128
													__UpperCamelCase       =			self.hidden_dim
													__UpperCamelCase       =			self.hidden_dim
													__UpperCamelCase       =			self.hidden_dim
													return config



							def     A__		(  self			)->   Any:





													'''simple docstring'''






													__UpperCamelCase  ,							__UpperCamelCase  ,							__UpperCamelCase  ,							__UpperCamelCase  ,							__UpperCamelCase       =			self.prepare_config_and_inputs()
													__UpperCamelCase       =			{'''pixel_values''': pixel_values, '''pixel_mask''': pixel_mask}
													return config, inputs_dict



							def     A__		(  self     ,	SCREAMING_SNAKE_CASE_     ,	SCREAMING_SNAKE_CASE_			)->   Any:





													'''simple docstring'''






													__UpperCamelCase       =			output.encoder_hidden_states
													__UpperCamelCase       =			output.pixel_decoder_hidden_states
													__UpperCamelCase       =			output.transformer_decoder_hidden_states

													self.parent.assertTrue(len(SCREAMING_SNAKE_CASE_			)     ,	len(config.backbone_config.depths			)			)
													self.parent.assertTrue(len(SCREAMING_SNAKE_CASE_			)     ,	len(config.backbone_config.depths			)			)
													self.parent.assertTrue(len(SCREAMING_SNAKE_CASE_			)     ,	config.decoder_layers			)



							def     A__		(  self     ,	SCREAMING_SNAKE_CASE_     ,	SCREAMING_SNAKE_CASE_     ,	SCREAMING_SNAKE_CASE_     ,	SCREAMING_SNAKE_CASE_=False			)->   Tuple:





													'''simple docstring'''






													with torch.no_grad():
																			__UpperCamelCase       =			MaskaFormerModel(config=SCREAMING_SNAKE_CASE_			)
																			model.to(SCREAMING_SNAKE_CASE_			)
																			model.eval()

																			__UpperCamelCase       =			model(pixel_values=SCREAMING_SNAKE_CASE_     ,	pixel_mask=SCREAMING_SNAKE_CASE_			)
																			__UpperCamelCase       =			model(SCREAMING_SNAKE_CASE_     ,	output_hidden_states=SCREAMING_SNAKE_CASE_			)

													self.parent.assertEqual(
													    output.transformer_decoder_last_hidden_state.shape     ,	(self.batch_size, self.num_queries, self.hidden_dim)     ,	)
													# let's ensure the other two hidden state exists
													self.parent.assertTrue(output.pixel_decoder_last_hidden_state is not None			)
													self.parent.assertTrue(output.encoder_last_hidden_state is not None			)

													if output_hidden_states:
																			self.check_output_hidden_state(SCREAMING_SNAKE_CASE_     ,	SCREAMING_SNAKE_CASE_			)



							def     A__		(  self     ,	SCREAMING_SNAKE_CASE_     ,	SCREAMING_SNAKE_CASE_     ,	SCREAMING_SNAKE_CASE_     ,	SCREAMING_SNAKE_CASE_     ,	SCREAMING_SNAKE_CASE_			)->   List[str]:





													'''simple docstring'''






													__UpperCamelCase       =			MaskaFormerForUniversalSegmentation(config=SCREAMING_SNAKE_CASE_			)
													model.to(SCREAMING_SNAKE_CASE_			)
													model.eval()

													def comm_check_on_output(SCREAMING_SNAKE_CASE_			):
																			# let's still check that all the required stuff is there
																			self.parent.assertTrue(result.transformer_decoder_last_hidden_state is not None			)
																			self.parent.assertTrue(result.pixel_decoder_last_hidden_state is not None			)
																			self.parent.assertTrue(result.encoder_last_hidden_state is not None			)
																			# okay, now we need to check the logits shape
																			# due to the encoder compression, masks have a //4 spatial size
																			self.parent.assertEqual(
																			    result.masks_queries_logits.shape     ,	(self.batch_size, self.num_queries, self.min_size // 4, self.max_size // 4)     ,	)
																			# + 1 for null class
																			self.parent.assertEqual(
																			    result.class_queries_logits.shape     ,	(self.batch_size, self.num_queries, self.num_labels + 1)			)

													with torch.no_grad():
																			__UpperCamelCase       =			model(pixel_values=SCREAMING_SNAKE_CASE_     ,	pixel_mask=SCREAMING_SNAKE_CASE_			)
																			__UpperCamelCase       =			model(SCREAMING_SNAKE_CASE_			)

																			comm_check_on_output(SCREAMING_SNAKE_CASE_			)

																			__UpperCamelCase       =			model(
																			    pixel_values=SCREAMING_SNAKE_CASE_     ,	pixel_mask=SCREAMING_SNAKE_CASE_     ,	mask_labels=SCREAMING_SNAKE_CASE_     ,	class_labels=SCREAMING_SNAKE_CASE_			)

													comm_check_on_output(SCREAMING_SNAKE_CASE_			)

													self.parent.assertTrue(result.loss is not None			)
													self.parent.assertEqual(result.loss.shape     ,	torch.Size([1]			)			)






@require_torch
class        SCREAMING_SNAKE_CASE__    (							SCREAMING_SNAKE_CASE_   ,		SCREAMING_SNAKE_CASE_   ,		unittest.TestCase    ):

							"""simple docstring"""






							_snake_case     		=  (MaskaFormerModel, MaskaFormerForUniversalSegmentation) if is_torch_available() else ()
							_snake_case     		=  {'feature-extraction': MaskaFormerModel} if is_torch_available() else {}

							_snake_case     		=  False
							_snake_case     		=  False
							_snake_case     		=  False
							_snake_case     		=  False



							def     A__		(  self			)->   Optional[Any]:





													'''simple docstring'''






													__UpperCamelCase       =			MaskaFormerModelTester(self			)
													__UpperCamelCase       =			ConfigTester(self     ,	config_class=SCREAMING_SNAKE_CASE_     ,	has_text_modality=SCREAMING_SNAKE_CASE_			)



							def     A__		(  self			)->   List[str]:





													'''simple docstring'''






													self.config_tester.run_common_tests()



							def     A__		(  self			)->   int:





													'''simple docstring'''






													__UpperCamelCase  ,							__UpperCamelCase       =			self.model_tester.prepare_config_and_inputs_for_common()
													self.model_tester.create_and_check_maskaformer_model(SCREAMING_SNAKE_CASE_     ,	**SCREAMING_SNAKE_CASE_     ,	output_hidden_states=SCREAMING_SNAKE_CASE_			)



							def     A__		(  self			)->   Tuple:





													'''simple docstring'''






													__UpperCamelCase       =			self.model_tester.prepare_config_and_inputs()
													self.model_tester.create_and_check_maskaformer_instance_segmentation_head_model(*SCREAMING_SNAKE_CASE_			)



							@unittest.skip(reason='''Mask2Former does not use inputs_embeds'''			)
							def     A__		(  self			)->   Any:





													'''simple docstring'''






													pass



							@unittest.skip(reason='''Mask2Former does not have a get_input_embeddings method'''			)
							def     A__		(  self			)->   Union[str, Any]:





													'''simple docstring'''






													pass



							@unittest.skip(reason='''Mask2Former is not a generative model'''			)
							def     A__		(  self			)->   Optional[Any]:





													'''simple docstring'''






													pass



							@unittest.skip(reason='''Mask2Former does not use token embeddings'''			)
							def     A__		(  self			)->   List[str]:





													'''simple docstring'''






													pass



							@require_torch_multi_gpu
							@unittest.skip(
							    reason='''Mask2Former has some layers using `add_module` which doesn\'t work well with `nn.DataParallel`'''			)
							def     A__		(  self			)->   Dict:





													'''simple docstring'''






													pass



							@unittest.skip('''Will be fixed soon by reducing the size of the model used for common tests.'''			)
							def     A__		(  self			)->   str:





													'''simple docstring'''






													pass



							def     A__		(  self			)->   str:





													'''simple docstring'''






													__UpperCamelCase  ,							__UpperCamelCase       =			self.model_tester.prepare_config_and_inputs_for_common()

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

																			__UpperCamelCase       =			['''pixel_values''']
																			self.assertListEqual(arg_names[:1]     ,	SCREAMING_SNAKE_CASE_			)



							@slow
							def     A__		(  self			)->   Any:





													'''simple docstring'''






													for model_name in ["facebook/mask2former-swin-small-coco-instance"]:
																			__UpperCamelCase       =			MaskaFormerModel.from_pretrained(SCREAMING_SNAKE_CASE_			)
																			self.assertIsNotNone(SCREAMING_SNAKE_CASE_			)



							def     A__		(  self			)->   Optional[int]:





													'''simple docstring'''






													__UpperCamelCase       =			(self.model_tester.min_size,) * 2
													__UpperCamelCase       =			{
													    '''pixel_values''': torch.randn((2, 3, *size)     ,	device=SCREAMING_SNAKE_CASE_			),
													    '''mask_labels''': torch.randn((2, 10, *size)     ,	device=SCREAMING_SNAKE_CASE_			),
													    '''class_labels''': torch.zeros(2     ,	10     ,	device=SCREAMING_SNAKE_CASE_			).long(),
													}
													__UpperCamelCase       =			self.model_tester.get_config()

													__UpperCamelCase       =			MaskaFormerForUniversalSegmentation(SCREAMING_SNAKE_CASE_			).to(SCREAMING_SNAKE_CASE_			)
													__UpperCamelCase       =			model(**SCREAMING_SNAKE_CASE_			)
													self.assertTrue(outputs.loss is not None			)



							def     A__		(  self			)->   Tuple:





													'''simple docstring'''






													__UpperCamelCase  ,							__UpperCamelCase       =			self.model_tester.prepare_config_and_inputs_for_common()
													self.model_tester.create_and_check_maskaformer_model(SCREAMING_SNAKE_CASE_     ,	**SCREAMING_SNAKE_CASE_     ,	output_hidden_states=SCREAMING_SNAKE_CASE_			)



							def     A__		(  self			)->   Any:





													'''simple docstring'''






													__UpperCamelCase  ,							__UpperCamelCase       =			self.model_tester.prepare_config_and_inputs_for_common()

													for model_class in self.all_model_classes:
																			__UpperCamelCase       =			model_class(SCREAMING_SNAKE_CASE_			).to(SCREAMING_SNAKE_CASE_			)
																			__UpperCamelCase       =			model(**SCREAMING_SNAKE_CASE_     ,	output_attentions=SCREAMING_SNAKE_CASE_			)
																			self.assertTrue(outputs.attentions is not None			)



							def     A__		(  self			)->   Any:





													'''simple docstring'''






													if not self.model_tester.is_training:
																			return

													__UpperCamelCase       =			self.all_model_classes[1]
													__UpperCamelCase  ,							__UpperCamelCase  ,							__UpperCamelCase  ,							__UpperCamelCase  ,							__UpperCamelCase       =			self.model_tester.prepare_config_and_inputs()

													__UpperCamelCase       =			model_class(SCREAMING_SNAKE_CASE_			)
													model.to(SCREAMING_SNAKE_CASE_			)
													model.train()

													__UpperCamelCase       =			model(SCREAMING_SNAKE_CASE_     ,	mask_labels=SCREAMING_SNAKE_CASE_     ,	class_labels=SCREAMING_SNAKE_CASE_			).loss
													loss.backward()



							def     A__		(  self			)->   Tuple:





													'''simple docstring'''






													__UpperCamelCase       =			self.all_model_classes[1]
													__UpperCamelCase  ,							__UpperCamelCase  ,							__UpperCamelCase  ,							__UpperCamelCase  ,							__UpperCamelCase       =			self.model_tester.prepare_config_and_inputs()
													__UpperCamelCase       =			True
													__UpperCamelCase       =			True

													__UpperCamelCase       =			model_class(SCREAMING_SNAKE_CASE_			).to(SCREAMING_SNAKE_CASE_			)
													model.train()

													__UpperCamelCase       =			model(SCREAMING_SNAKE_CASE_     ,	mask_labels=SCREAMING_SNAKE_CASE_     ,	class_labels=SCREAMING_SNAKE_CASE_			)

													__UpperCamelCase       =			outputs.encoder_hidden_states[0]
													encoder_hidden_states.retain_grad()

													__UpperCamelCase       =			outputs.pixel_decoder_hidden_states[0]
													pixel_decoder_hidden_states.retain_grad()

													__UpperCamelCase       =			outputs.transformer_decoder_hidden_states[0]
													transformer_decoder_hidden_states.retain_grad()

													__UpperCamelCase       =			outputs.attentions[0]
													attentions.retain_grad()

													outputs.loss.backward(retain_graph=SCREAMING_SNAKE_CASE_			)

													self.assertIsNotNone(encoder_hidden_states.grad			)
													self.assertIsNotNone(pixel_decoder_hidden_states.grad			)
													self.assertIsNotNone(transformer_decoder_hidden_states.grad			)
													self.assertIsNotNone(attentions.grad			)





lowercase__							:							Any									=			1e-4




def 	A_ (							)      ->    List[Any]:



						'''simple docstring'''

						__UpperCamelCase       =			Image.open('''./tests/fixtures/tests_samples/COCO/000000039769.png''' )
						return image






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

							"""simple docstring"""






							@cached_property
							def     A__		(  self			)->   List[Any]:





													'''simple docstring'''






													return "facebook/mask2former-swin-small-coco-instance"



							@cached_property
							def     A__		(  self			)->   Any:





													'''simple docstring'''






													return MaskaFormerImageProcessor.from_pretrained(self.model_checkpoints			) if is_vision_available() else None



							def     A__		(  self			)->   List[str]:





													'''simple docstring'''






													__UpperCamelCase       =			MaskaFormerModel.from_pretrained(self.model_checkpoints			).to(SCREAMING_SNAKE_CASE_			)
													__UpperCamelCase       =			self.default_image_processor
													__UpperCamelCase       =			prepare_img()
													__UpperCamelCase       =			image_processor(SCREAMING_SNAKE_CASE_     ,	return_tensors='''pt'''			).to(SCREAMING_SNAKE_CASE_			)
													__UpperCamelCase       =			inputs['''pixel_values'''].shape
													# check size is divisible by 32
													self.assertTrue((inputs_shape[-1] % 32) == 0 and (inputs_shape[-2] % 32) == 0			)
													# check size
													self.assertEqual(SCREAMING_SNAKE_CASE_     ,	(1, 3, 384, 384)			)

													with torch.no_grad():
																			__UpperCamelCase       =			model(**SCREAMING_SNAKE_CASE_			)

													__UpperCamelCase       =			torch.tensor(
													    [[-0.2_7_9_0, -1.0_7_1_7, -1.1_6_6_8], [-0.5_1_2_8, -0.3_1_2_8, -0.4_9_8_7], [-0.5_8_3_2, 0.1_9_7_1, -0.0_1_9_7]]			).to(SCREAMING_SNAKE_CASE_			)
													self.assertTrue(
													    torch.allclose(
													        outputs.encoder_last_hidden_state[0, 0, :3, :3]     ,	SCREAMING_SNAKE_CASE_     ,	atol=SCREAMING_SNAKE_CASE_			)			)

													__UpperCamelCase       =			torch.tensor(
													    [[0.8_9_7_3, 1.1_8_4_7, 1.1_7_7_6], [1.1_9_3_4, 1.5_0_4_0, 1.5_1_2_8], [1.1_1_5_3, 1.4_4_8_6, 1.4_9_5_1]]			).to(SCREAMING_SNAKE_CASE_			)
													self.assertTrue(
													    torch.allclose(
													        outputs.pixel_decoder_last_hidden_state[0, 0, :3, :3]     ,	SCREAMING_SNAKE_CASE_     ,	atol=SCREAMING_SNAKE_CASE_			)			)

													__UpperCamelCase       =			torch.tensor(
													    [[2.1_1_5_2, 1.7_0_0_0, -0.8_6_0_3], [1.5_8_0_8, 1.8_0_0_4, -0.9_3_5_3], [1.6_0_4_3, 1.7_4_9_5, -0.5_9_9_9]]			).to(SCREAMING_SNAKE_CASE_			)
													self.assertTrue(
													    torch.allclose(
													        outputs.transformer_decoder_last_hidden_state[0, :3, :3]     ,	SCREAMING_SNAKE_CASE_     ,	atol=SCREAMING_SNAKE_CASE_			)			)



							def     A__		(  self			)->   List[Any]:





													'''simple docstring'''






													__UpperCamelCase       =			MaskaFormerForUniversalSegmentation.from_pretrained(self.model_checkpoints			).to(SCREAMING_SNAKE_CASE_			).eval()
													__UpperCamelCase       =			self.default_image_processor
													__UpperCamelCase       =			prepare_img()
													__UpperCamelCase       =			image_processor(SCREAMING_SNAKE_CASE_     ,	return_tensors='''pt'''			).to(SCREAMING_SNAKE_CASE_			)
													__UpperCamelCase       =			inputs['''pixel_values'''].shape
													# check size is divisible by 32
													self.assertTrue((inputs_shape[-1] % 32) == 0 and (inputs_shape[-2] % 32) == 0			)
													# check size
													self.assertEqual(SCREAMING_SNAKE_CASE_     ,	(1, 3, 384, 384)			)

													with torch.no_grad():
																			__UpperCamelCase       =			model(**SCREAMING_SNAKE_CASE_			)
													# masks_queries_logits
													__UpperCamelCase       =			outputs.masks_queries_logits
													self.assertEqual(
													    masks_queries_logits.shape     ,	(1, model.config.num_queries, inputs_shape[-2] // 4, inputs_shape[-1] // 4)			)
													__UpperCamelCase       =			[
													    [-8.7_8_3_9, -9.0_0_5_6, -8.8_1_2_1],
													    [-7.4_1_0_4, -7.0_3_1_3, -6.5_4_0_1],
													    [-6.6_1_0_5, -6.3_4_2_7, -6.4_6_7_5],
													]
													__UpperCamelCase       =			torch.tensor(SCREAMING_SNAKE_CASE_			).to(SCREAMING_SNAKE_CASE_			)
													self.assertTrue(torch.allclose(masks_queries_logits[0, 0, :3, :3]     ,	SCREAMING_SNAKE_CASE_     ,	atol=SCREAMING_SNAKE_CASE_			)			)
													# class_queries_logits
													__UpperCamelCase       =			outputs.class_queries_logits
													self.assertEqual(class_queries_logits.shape     ,	(1, model.config.num_queries, model.config.num_labels + 1)			)
													__UpperCamelCase       =			torch.tensor(
													    [
													        [1.8_3_2_4, -8.0_8_3_5, -4.1_9_2_2],
													        [0.8_4_5_0, -9.0_0_5_0, -3.6_0_5_3],
													        [0.3_0_4_5, -7.7_2_9_3, -3.0_2_7_5],
													    ]			).to(SCREAMING_SNAKE_CASE_			)
													self.assertTrue(torch.allclose(outputs.class_queries_logits[0, :3, :3]     ,	SCREAMING_SNAKE_CASE_     ,	atol=SCREAMING_SNAKE_CASE_			)			)



							def     A__		(  self			)->   str:





													'''simple docstring'''






													__UpperCamelCase       =			MaskaFormerForUniversalSegmentation.from_pretrained(self.model_checkpoints			).to(SCREAMING_SNAKE_CASE_			).eval()
													__UpperCamelCase       =			self.default_image_processor

													__UpperCamelCase       =			image_processor(
													    [np.zeros((3, 800, 1333)			), np.zeros((3, 800, 1333)			)]     ,	segmentation_maps=[np.zeros((384, 384)			).astype(np.floataa			), np.zeros((384, 384)			).astype(np.floataa			)]     ,	return_tensors='''pt'''     ,	)

													__UpperCamelCase       =			inputs['''pixel_values'''].to(SCREAMING_SNAKE_CASE_			)
													__UpperCamelCase       =			[el.to(SCREAMING_SNAKE_CASE_			) for el in inputs['''mask_labels''']]
													__UpperCamelCase       =			[el.to(SCREAMING_SNAKE_CASE_			) for el in inputs['''class_labels''']]

													with torch.no_grad():
																			__UpperCamelCase       =			model(**SCREAMING_SNAKE_CASE_			)

													self.assertTrue(outputs.loss is not None			)




