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# 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 Data2VecVision model."""
import unittest
from functools import cached_property
import pytest
from transformers import Data2VecVisionConfig
from transformers.testing_utils import (
require_torch,
require_torch_multi_gpu,
require_vision,
slow,
torch_device,
)
from transformers.utils import (
is_torch_available,
is_vision_available,
)
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 (
Data2VecVisionForImageClassification,
Data2VecVisionForSemanticSegmentation,
Data2VecVisionModel,
)
from transformers.models.auto.modeling_auto import MODEL_MAPPING_NAMES
if is_vision_available():
from PIL import Image
from transformers import BeitImageProcessor
class Data2VecVisionModelTester:
def __init__(
self,
parent,
vocab_size=100,
batch_size=13,
image_size=30,
patch_size=2,
num_channels=3,
is_training=True,
use_labels=True,
hidden_size=32,
num_hidden_layers=2,
num_attention_heads=4,
intermediate_size=37,
hidden_act="gelu",
hidden_dropout_prob=0.1,
attention_probs_dropout_prob=0.1,
type_sequence_label_size=10,
initializer_range=0.02,
num_labels=3,
scope=None,
out_indices=[0, 1, 2, 3],
attn_implementation="eager",
mask_ratio=0.5,
):
self.parent = parent
self.vocab_size = 100
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.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.type_sequence_label_size = type_sequence_label_size
self.initializer_range = initializer_range
self.scope = scope
self.out_indices = out_indices
self.num_labels = num_labels
# in BeiT, the seq length equals the number of patches + 1 (we add 1 for the [CLS] token)
num_patches = (image_size // patch_size) ** 2
self.seq_length = num_patches + 1
self.mask_length = self.seq_length - 1
self.num_masks = int(mask_ratio * self.seq_length)
self.attn_implementation = attn_implementation
def prepare_config_and_inputs(self):
pixel_values = floats_tensor([self.batch_size, self.num_channels, self.image_size, self.image_size])
labels = None
pixel_labels = None
if self.use_labels:
labels = ids_tensor([self.batch_size], self.type_sequence_label_size)
pixel_labels = ids_tensor([self.batch_size, self.image_size, self.image_size], self.num_labels)
config = self.get_config()
return config, pixel_values, labels, pixel_labels
def get_config(self):
return Data2VecVisionConfig(
vocab_size=self.vocab_size,
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,
is_decoder=False,
initializer_range=self.initializer_range,
out_indices=self.out_indices,
attn_implementation=self.attn_implementation,
)
def create_and_check_model(self, config, pixel_values, labels, pixel_labels):
model = Data2VecVisionModel(config=config)
model.to(torch_device)
model.eval()
result = model(pixel_values)
# expected sequence length = num_patches + 1 (we add 1 for the [CLS] token)
num_patches = (self.image_size // self.patch_size) ** 2
self.parent.assertEqual(result.last_hidden_state.shape, (self.batch_size, num_patches + 1, self.hidden_size))
def create_and_check_for_image_classification(self, config, pixel_values, labels, pixel_labels):
config.num_labels = self.type_sequence_label_size
model = Data2VecVisionForImageClassification(config)
model.to(torch_device)
model.eval()
result = model(pixel_values, labels=labels)
self.parent.assertEqual(result.logits.shape, (self.batch_size, self.type_sequence_label_size))
def create_and_check_for_image_segmentation(self, config, pixel_values, labels, pixel_labels):
config.num_labels = self.num_labels
model = Data2VecVisionForSemanticSegmentation(config)
model.to(torch_device)
model.eval()
result = model(pixel_values)
self.parent.assertEqual(
result.logits.shape, (self.batch_size, self.num_labels, self.image_size * 2, self.image_size * 2)
)
result = model(pixel_values, labels=pixel_labels)
self.parent.assertEqual(
result.logits.shape, (self.batch_size, self.num_labels, self.image_size * 2, self.image_size * 2)
)
def prepare_config_and_inputs_for_common(self):
config_and_inputs = self.prepare_config_and_inputs()
config, pixel_values, labels, pixel_labels = config_and_inputs
inputs_dict = {"pixel_values": pixel_values}
return config, inputs_dict
@require_torch
class Data2VecVisionModelTest(ModelTesterMixin, PipelineTesterMixin, unittest.TestCase):
"""
Here we also overwrite some of the tests of test_modeling_common.py, as Data2VecVision does not use input_ids, inputs_embeds,
attention_mask and seq_length.
"""
all_model_classes = (
(Data2VecVisionModel, Data2VecVisionForImageClassification, Data2VecVisionForSemanticSegmentation)
if is_torch_available()
else ()
)
pipeline_model_mapping = (
{
"image-feature-extraction": Data2VecVisionModel,
"image-classification": Data2VecVisionForImageClassification,
"image-segmentation": Data2VecVisionForSemanticSegmentation,
}
if is_torch_available()
else {}
)
test_pruning = False
test_resize_embeddings = False
test_head_masking = False
def setUp(self):
self.model_tester = Data2VecVisionModelTester(self)
self.config_tester = ConfigTester(
self, config_class=Data2VecVisionConfig, has_text_modality=False, hidden_size=37
)
def test_config(self):
self.config_tester.run_common_tests()
@unittest.skip(
reason="Will fix only if requested by the community: it fails with `torch._dynamo.exc.InternalTorchDynamoError: IndexError: list index out of range`. Without compile, the test pass."
)
@pytest.mark.torch_compile_test
def test_sdpa_can_compile_dynamic(self):
pass
@unittest.skip(reason="Data2VecVision does not use inputs_embeds")
def test_inputs_embeds(self):
pass
@require_torch_multi_gpu
@unittest.skip(
reason="Data2VecVision has some layers using `add_module` which doesn't work well with `nn.DataParallel`"
)
def test_multi_gpu_data_parallel_forward(self):
pass
def test_model_get_set_embeddings(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_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_image_segmentation(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_for_image_segmentation(*config_and_inputs)
def test_training(self):
if not self.model_tester.is_training:
self.skipTest(reason="model_tester.is_training is set to False")
config, inputs_dict = self.model_tester.prepare_config_and_inputs_for_common()
config.return_dict = True
for model_class in self.all_model_classes:
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 test_training_gradient_checkpointing(self):
config, inputs_dict = self.model_tester.prepare_config_and_inputs_for_common()
if not self.model_tester.is_training:
self.skipTest(reason="model_tester.is_training is set to False")
config.use_cache = False
config.return_dict = True
for model_class in self.all_model_classes:
if model_class.__name__ in MODEL_MAPPING_NAMES.values() or not model_class.supports_gradient_checkpointing:
continue
# TODO: remove the following 3 lines once we have a MODEL_FOR_SEMANTIC_SEGMENTATION_MAPPING
# this can then be incorporated into _prepare_for_class in test_modeling_common.py
elif model_class.__name__ == "Data2VecVisionForSemanticSegmentation":
batch_size, num_channels, height, width = inputs_dict["pixel_values"].shape
inputs_dict["labels"] = torch.zeros(
[self.model_tester.batch_size, height, width], device=torch_device
).long()
model = model_class(config)
model.gradient_checkpointing_enable()
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_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)
for name, param in model.named_parameters():
# we skip lambda parameters as these require special initial values
# determined by config.layer_scale_init_value
if "lambda" in name:
continue
if param.requires_grad:
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",
)
def test_for_image_classification(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_for_image_classification(*config_and_inputs)
@slow
def test_model_from_pretrained(self):
model_name = "facebook/data2vec-vision-base-ft1k"
model = Data2VecVisionModel.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
class Data2VecVisionModelIntegrationTest(unittest.TestCase):
@cached_property
def default_image_processor(self):
return (
BeitImageProcessor.from_pretrained("facebook/data2vec-vision-base-ft1k") if is_vision_available() else None
)
@slow
def test_inference_image_classification_head_imagenet_1k(self):
model = Data2VecVisionForImageClassification.from_pretrained("facebook/data2vec-vision-base-ft1k").to(
torch_device
)
image_processor = self.default_image_processor
image = prepare_img()
inputs = image_processor(images=image, return_tensors="pt").to(torch_device)
# forward pass
with torch.no_grad():
outputs = model(**inputs)
logits = outputs.logits
# verify the logits
expected_shape = torch.Size((1, 1000))
self.assertEqual(logits.shape, expected_shape)
expected_slice = torch.tensor([0.3277, -0.1395, 0.0911]).to(torch_device)
torch.testing.assert_close(logits[0, :3], expected_slice, rtol=1e-4, atol=1e-4)
expected_top2 = [model.config.label2id[i] for i in ["remote control, remote", "tabby, tabby cat"]]
self.assertEqual(logits[0].topk(2).indices.tolist(), expected_top2)
@slow
def test_inference_interpolate_pos_encoding(self):
model_name = "facebook/data2vec-vision-base-ft1k"
model = Data2VecVisionModel.from_pretrained(model_name, **{"use_absolute_position_embeddings": True}).to(
torch_device
)
image = Image.open("./tests/fixtures/tests_samples/COCO/000000039769.png")
processor = BeitImageProcessor.from_pretrained("facebook/data2vec-vision-base-ft1k")
inputs = processor(images=image, return_tensors="pt", size={"height": 480, "width": 480})
pixel_values = inputs.pixel_values.to(torch_device)
# with interpolate_pos_encoding being True the model should process the higher resolution image
# successfully and produce the expected output.
with torch.no_grad():
outputs = model(pixel_values, interpolate_pos_encoding=True)
# num_cls_tokens + (height / patch_size) * (width / patch_size)
# 1 + (480 / 16) * (480 / 16) = 901
expected_shape = torch.Size((1, 901, 768))
self.assertEqual(outputs.last_hidden_state.shape, expected_shape)