# coding=utf-8 # Copyright 2022 The HuggingFace Inc. team. All rights reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. """ Testing suite for the PyTorch DPT model. """ import inspect import unittest from transformers import DPTConfig from transformers.file_utils import is_torch_available, is_vision_available from transformers.models.auto import get_values from transformers.testing_utils import require_torch, require_vision, slow, torch_device from ...test_configuration_common import ConfigTester from ...test_modeling_common import ModelTesterMixin, _config_zero_init, floats_tensor, ids_tensor from ...test_pipeline_mixin import PipelineTesterMixin if is_torch_available(): import torch from torch import nn from transformers import MODEL_MAPPING, DPTForDepthEstimation, DPTForSemanticSegmentation, DPTModel from transformers.models.dpt.modeling_dpt import DPT_PRETRAINED_MODEL_ARCHIVE_LIST if is_vision_available(): from PIL import Image from transformers import DPTImageProcessor class DPTModelTester: def __init__( self, parent, batch_size=2, image_size=32, patch_size=16, num_channels=3, is_training=True, use_labels=True, hidden_size=32, num_hidden_layers=4, backbone_out_indices=[0, 1, 2, 3], num_attention_heads=4, intermediate_size=37, hidden_act="gelu", hidden_dropout_prob=0.1, attention_probs_dropout_prob=0.1, initializer_range=0.02, num_labels=3, backbone_featmap_shape=[1, 32, 24, 24], neck_hidden_sizes=[16, 16, 32, 32], is_hybrid=True, scope=None, ): self.parent = parent self.batch_size = batch_size self.image_size = image_size self.patch_size = patch_size self.num_channels = num_channels self.is_training = is_training self.use_labels = use_labels self.hidden_size = hidden_size self.num_hidden_layers = num_hidden_layers self.backbone_out_indices = backbone_out_indices self.num_attention_heads = num_attention_heads self.intermediate_size = intermediate_size self.hidden_act = hidden_act self.hidden_dropout_prob = hidden_dropout_prob self.attention_probs_dropout_prob = attention_probs_dropout_prob self.initializer_range = initializer_range self.num_labels = num_labels self.backbone_featmap_shape = backbone_featmap_shape self.scope = scope self.is_hybrid = is_hybrid self.neck_hidden_sizes = neck_hidden_sizes # sequence length of DPT = num_patches + 1 (we add 1 for the [CLS] token) num_patches = (image_size // patch_size) ** 2 self.seq_length = num_patches + 1 def prepare_config_and_inputs(self): pixel_values = floats_tensor([self.batch_size, self.num_channels, self.image_size, self.image_size]) labels = None if self.use_labels: labels = ids_tensor([self.batch_size, self.image_size, self.image_size], self.num_labels) config = self.get_config() return config, pixel_values, labels def get_config(self): backbone_config = { "global_padding": "same", "layer_type": "bottleneck", "depths": [3, 4, 9], "out_features": ["stage1", "stage2", "stage3"], "embedding_dynamic_padding": True, "hidden_sizes": [16, 16, 32, 32], "num_groups": 2, } return DPTConfig( image_size=self.image_size, patch_size=self.patch_size, num_channels=self.num_channels, hidden_size=self.hidden_size, fusion_hidden_size=self.hidden_size, num_hidden_layers=self.num_hidden_layers, backbone_out_indices=self.backbone_out_indices, 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, is_decoder=False, initializer_range=self.initializer_range, is_hybrid=self.is_hybrid, backbone_config=backbone_config, backbone_featmap_shape=self.backbone_featmap_shape, neck_hidden_sizes=self.neck_hidden_sizes, ) def create_and_check_model(self, config, pixel_values, labels): model = DPTModel(config=config) model.to(torch_device) model.eval() result = model(pixel_values) self.parent.assertEqual(result.last_hidden_state.shape, (self.batch_size, self.seq_length, self.hidden_size)) def create_and_check_for_depth_estimation(self, config, pixel_values, labels): config.num_labels = self.num_labels model = DPTForDepthEstimation(config) model.to(torch_device) model.eval() result = model(pixel_values) self.parent.assertEqual(result.predicted_depth.shape, (self.batch_size, self.image_size, self.image_size)) def create_and_check_for_semantic_segmentation(self, config, pixel_values, labels): config.num_labels = self.num_labels model = DPTForSemanticSegmentation(config) model.to(torch_device) model.eval() result = model(pixel_values, labels=labels) self.parent.assertEqual( result.logits.shape, (self.batch_size, self.num_labels, self.image_size, self.image_size) ) def prepare_config_and_inputs_for_common(self): config_and_inputs = self.prepare_config_and_inputs() config, pixel_values, labels = config_and_inputs inputs_dict = {"pixel_values": pixel_values} return config, inputs_dict @require_torch class DPTModelTest(ModelTesterMixin, PipelineTesterMixin, unittest.TestCase): """ Here we also overwrite some of the tests of test_modeling_common.py, as DPT does not use input_ids, inputs_embeds, attention_mask and seq_length. """ all_model_classes = (DPTModel, DPTForDepthEstimation, DPTForSemanticSegmentation) if is_torch_available() else () pipeline_model_mapping = ( { "depth-estimation": DPTForDepthEstimation, "feature-extraction": DPTModel, "image-segmentation": DPTForSemanticSegmentation, } if is_torch_available() else {} ) test_pruning = False test_resize_embeddings = False test_head_masking = False def setUp(self): self.model_tester = DPTModelTester(self) self.config_tester = ConfigTester(self, config_class=DPTConfig, has_text_modality=False, hidden_size=37) def test_config(self): self.config_tester.run_common_tests() @unittest.skip(reason="DPT does not use inputs_embeds") def test_inputs_embeds(self): pass def test_model_common_attributes(self): config, _ = self.model_tester.prepare_config_and_inputs_for_common() for model_class in self.all_model_classes: model = model_class(config) self.assertIsInstance(model.get_input_embeddings(), (nn.Module)) x = model.get_output_embeddings() self.assertTrue(x is None or isinstance(x, nn.Linear)) def test_forward_signature(self): config, _ = self.model_tester.prepare_config_and_inputs_for_common() for model_class in self.all_model_classes: model = model_class(config) signature = inspect.signature(model.forward) # signature.parameters is an OrderedDict => so arg_names order is deterministic arg_names = [*signature.parameters.keys()] expected_arg_names = ["pixel_values"] self.assertListEqual(arg_names[:1], expected_arg_names) def test_model(self): config_and_inputs = self.model_tester.prepare_config_and_inputs() self.model_tester.create_and_check_model(*config_and_inputs) def test_for_depth_estimation(self): config_and_inputs = self.model_tester.prepare_config_and_inputs() self.model_tester.create_and_check_for_depth_estimation(*config_and_inputs) def test_for_semantic_segmentation(self): config_and_inputs = self.model_tester.prepare_config_and_inputs() self.model_tester.create_and_check_for_semantic_segmentation(*config_and_inputs) def test_training(self): for model_class in self.all_model_classes: if model_class.__name__ == "DPTForDepthEstimation": continue config, inputs_dict = self.model_tester.prepare_config_and_inputs_for_common() config.return_dict = True if model_class in get_values(MODEL_MAPPING): continue model = model_class(config) model.to(torch_device) model.train() inputs = self._prepare_for_class(inputs_dict, model_class, return_labels=True) loss = model(**inputs).loss loss.backward() def test_training_gradient_checkpointing(self): for model_class in self.all_model_classes: if model_class.__name__ == "DPTForDepthEstimation": continue config, inputs_dict = self.model_tester.prepare_config_and_inputs_for_common() config.use_cache = False config.return_dict = True if model_class in get_values(MODEL_MAPPING) or not model_class.supports_gradient_checkpointing: continue model = model_class(config) model.to(torch_device) model.gradient_checkpointing_enable() model.train() inputs = self._prepare_for_class(inputs_dict, model_class, return_labels=True) loss = model(**inputs).loss loss.backward() def test_initialization(self): config, inputs_dict = self.model_tester.prepare_config_and_inputs_for_common() configs_no_init = _config_zero_init(config) for model_class in self.all_model_classes: model = model_class(config=configs_no_init) # Skip the check for the backbone backbone_params = [] for name, module in model.named_modules(): if module.__class__.__name__ == "DPTViTHybridEmbeddings": backbone_params = [f"{name}.{key}" for key in module.state_dict().keys()] break for name, param in model.named_parameters(): if param.requires_grad: if name in backbone_params: continue self.assertIn( ((param.data.mean() * 1e9).round() / 1e9).item(), [0.0, 1.0], msg=f"Parameter {name} of model {model_class} seems not properly initialized", ) @slow def test_model_from_pretrained(self): for model_name in DPT_PRETRAINED_MODEL_ARCHIVE_LIST[1:]: model = DPTModel.from_pretrained(model_name) self.assertIsNotNone(model) def test_raise_readout_type(self): # We do this test only for DPTForDepthEstimation since it is the only model that uses readout_type config, _ = self.model_tester.prepare_config_and_inputs_for_common() config.readout_type = "add" with self.assertRaises(ValueError): _ = DPTForDepthEstimation(config) # We will verify our results on an image of cute cats def prepare_img(): image = Image.open("./tests/fixtures/tests_samples/COCO/000000039769.png") return image @require_torch @require_vision @slow class DPTModelIntegrationTest(unittest.TestCase): def test_inference_depth_estimation(self): image_processor = DPTImageProcessor.from_pretrained("Intel/dpt-hybrid-midas") model = DPTForDepthEstimation.from_pretrained("Intel/dpt-hybrid-midas").to(torch_device) image = prepare_img() inputs = image_processor(images=image, return_tensors="pt").to(torch_device) # forward pass with torch.no_grad(): outputs = model(**inputs) predicted_depth = outputs.predicted_depth # verify the predicted depth expected_shape = torch.Size((1, 384, 384)) self.assertEqual(predicted_depth.shape, expected_shape) expected_slice = torch.tensor( [[[5.6437, 5.6146, 5.6511], [5.4371, 5.5649, 5.5958], [5.5215, 5.5184, 5.5293]]] ).to(torch_device) self.assertTrue(torch.allclose(outputs.predicted_depth[:3, :3, :3] / 100, expected_slice, atol=1e-4))