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tests/models/dpt/test_modeling_dpt_auto_backbone.py

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+# Copyright 2023 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 unittest
+
+from transformers import Dinov2Config, DPTConfig
+from transformers.file_utils import is_torch_available, is_vision_available
+from transformers.testing_utils import Expectations, require_torch, require_vision, slow, torch_device
+
+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 transformers import DPTForDepthEstimation
+    from transformers.models.auto.modeling_auto import MODEL_MAPPING_NAMES
+
+
+if is_vision_available():
+    from PIL import Image
+
+    from transformers import DPTImageProcessorPil
+
+
+class DPTModelTester:
+    def __init__(
+        self,
+        parent,
+        batch_size=2,
+        num_channels=3,
+        image_size=32,
+        patch_size=16,
+        use_labels=True,
+        num_labels=3,
+        is_training=True,
+        hidden_size=4,
+        num_hidden_layers=2,
+        num_attention_heads=2,
+        intermediate_size=8,
+        out_features=["stage1", "stage2"],
+        apply_layernorm=False,
+        reshape_hidden_states=False,
+        neck_hidden_sizes=[2, 2],
+        fusion_hidden_size=6,
+    ):
+        self.parent = parent
+        self.batch_size = batch_size
+        self.num_channels = num_channels
+        self.image_size = image_size
+        self.patch_size = patch_size
+        self.hidden_size = hidden_size
+        self.num_hidden_layers = num_hidden_layers
+        self.num_attention_heads = num_attention_heads
+        self.intermediate_size = intermediate_size
+        self.out_features = out_features
+        self.apply_layernorm = apply_layernorm
+        self.reshape_hidden_states = reshape_hidden_states
+        self.use_labels = use_labels
+        self.num_labels = num_labels
+        self.is_training = is_training
+        self.neck_hidden_sizes = neck_hidden_sizes
+        self.fusion_hidden_size = fusion_hidden_size
+        # DPT's sequence length
+        self.seq_length = (self.image_size // self.patch_size) ** 2 + 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):
+        return DPTConfig(
+            backbone_config=self.get_backbone_config(),
+            backbone=None,
+            neck_hidden_sizes=self.neck_hidden_sizes,
+            fusion_hidden_size=self.fusion_hidden_size,
+        )
+
+    def get_backbone_config(self):
+        return Dinov2Config(
+            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,
+            is_training=self.is_training,
+            out_features=self.out_features,
+            reshape_hidden_states=self.reshape_hidden_states,
+        )
+
+    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 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 = (DPTForDepthEstimation,) if is_torch_available() else ()
+    pipeline_model_mapping = {"depth-estimation": DPTForDepthEstimation} if is_torch_available() else {}
+
+    test_resize_embeddings = False
+
+    def setUp(self):
+        self.model_tester = DPTModelTester(self)
+        self.config_tester = ConfigTester(self, config_class=DPTConfig, has_text_modality=False, hidden_size=32)
+
+    def test_config(self):
+        self.config_tester.run_common_tests()
+
+    @unittest.skip(reason="DPT with AutoBackbone does not have a base model and hence no input_embeddings")
+    def test_inputs_embeds(self):
+        pass
+
+    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_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.__name__ in MODEL_MAPPING_NAMES.values():
+                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 check_training_gradient_checkpointing(self, gradient_checkpointing_kwargs=None):
+        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.__name__ in MODEL_MAPPING_NAMES.values() or not model_class.supports_gradient_checkpointing:
+                continue
+            model = model_class(config)
+            model.to(torch_device)
+            model.gradient_checkpointing_enable(gradient_checkpointing_kwargs=gradient_checkpointing_kwargs)
+            model.train()
+            inputs = self._prepare_for_class(inputs_dict, model_class, return_labels=True)
+            loss = model(**inputs).loss
+            loss.backward()
+
+    @unittest.skip(reason="DPT with AutoBackbone does not have a base model and hence no input_embeddings")
+    def test_model_get_set_embeddings(self):
+        pass
+
+    @slow
+    def test_model_from_pretrained(self):
+        model_name = "Intel/dpt-large"
+        model = DPTForDepthEstimation.from_pretrained(model_name)
+        self.assertIsNotNone(model)
+
+
+# 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_dinov2(self):
+        image_processor = DPTImageProcessorPil.from_pretrained("facebook/dpt-dinov2-small-kitti")
+        model = DPTForDepthEstimation.from_pretrained("facebook/dpt-dinov2-small-kitti").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, 576, 736))
+        self.assertEqual(predicted_depth.shape, expected_shape)
+
+        expectations = Expectations(
+            {
+                (None, None): [[6.0336, 7.1502, 7.4130], [6.8977, 7.2383, 7.2268], [7.9180, 8.0525, 8.0134]],
+                ("cuda", 8): [[6.0350, 7.1518, 7.4144], [6.8992, 7.2396, 7.2280], [7.9194, 8.0538, 8.0145]],
+            }
+        )
+        expected_slice = torch.tensor(expectations.get_expectation()).to(torch_device)
+
+        torch.testing.assert_close(outputs.predicted_depth[0, :3, :3], expected_slice, rtol=2e-4, atol=2e-4)
+
+    def test_inference_depth_estimation_beit(self):
+        image_processor = DPTImageProcessorPil.from_pretrained("Intel/dpt-beit-base-384")
+        model = DPTForDepthEstimation.from_pretrained("Intel/dpt-beit-base-384").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)
+
+        expectations = Expectations(
+            {
+                (None, None): [
+                    [2669.7061, 2663.7144, 2674.9399],
+                    [2633.9326, 2650.9092, 2665.4270],
+                    [2621.8271, 2632.0129, 2637.2290],
+                ],
+                ("cuda", 8): [
+                    [2669.4292, 2663.4121, 2674.6233],
+                    [2633.7400, 2650.7026, 2665.2085],
+                    [2621.6572, 2631.8452, 2637.0525],
+                ],
+            }
+        )
+        expected_slice = torch.tensor(expectations.get_expectation()).to(torch_device)
+
+        torch.testing.assert_close(outputs.predicted_depth[0, :3, :3], expected_slice, rtol=2e-4, atol=2e-4)
+
+    def test_inference_depth_estimation_swinv2(self):
+        image_processor = DPTImageProcessorPil.from_pretrained("Intel/dpt-swinv2-tiny-256")
+        model = DPTForDepthEstimation.from_pretrained("Intel/dpt-swinv2-tiny-256").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, 256, 256))
+        self.assertEqual(predicted_depth.shape, expected_shape)
+
+        expectations = Expectations(
+            {
+                (None, None): [
+                    [1032.7719, 1025.1886, 1030.2661],
+                    [1023.7619, 1021.0075, 1024.9121],
+                    [1022.5667, 1018.8522, 1021.4145],
+                ],
+                ("cuda", 8): [
+                    [1032.7170, 1025.0629, 1030.1941],
+                    [1023.7309, 1020.9786, 1024.8594],
+                    [1022.5233, 1018.8235, 1021.3312],
+                ],
+            }
+        )
+        expected_slice = torch.tensor(expectations.get_expectation()).to(torch_device)
+
+        torch.testing.assert_close(outputs.predicted_depth[0, :3, :3], expected_slice, rtol=2e-4, atol=2e-4)