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chore: import upstream snapshot with attribution
2026-07-13 13:37:14 +08:00

452 lines
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Python

# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
# Copyright 2020 The HuggingFace 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.
from __future__ import annotations
import tempfile
import unittest
import numpy as np
import paddle
from parameterized import parameterized
from paddlenlp.transformers import (
DistilBertForMaskedLM,
DistilBertForQuestionAnswering,
DistilBertForSequenceClassification,
DistilBertForTokenClassification,
DistilBertModel,
)
from paddlenlp.transformers.distilbert.configuration import DistilBertConfig
from ...testing_utils import require_package, slow
from ..test_configuration_common import ConfigTester
from ..test_modeling_common import (
ModelTesterMixin,
ModelTesterPretrainedMixin,
ids_tensor,
random_attention_mask,
)
class DistilBertModelTester:
def __init__(
self,
parent: DistilBertModelTest,
batch_size=13,
seq_length=7,
is_training=True,
use_input_mask=True,
use_labels=True,
vocab_size=99,
hidden_size=32,
num_hidden_layers=5,
num_attention_heads=4,
intermediate_size=37,
hidden_act="gelu",
hidden_dropout_prob=0.1,
attention_probs_dropout_prob=0.1,
max_position_embeddings=512,
type_vocab_size=16,
initializer_range=0.02,
pad_token_id=0,
pool_act="tanh",
fuse=False,
type_sequence_label_size=2,
num_labels=3,
num_choices=4,
scope=None,
dropout=0.56,
return_dict=False,
):
self.parent: DistilBertModelTest = parent
self.batch_size = batch_size
self.seq_length = seq_length
self.is_training = is_training
self.use_input_mask = use_input_mask
self.use_labels = use_labels
self.vocab_size = vocab_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.hidden_act = hidden_act
self.hidden_dropout_prob = hidden_dropout_prob
self.attention_probs_dropout_prob = attention_probs_dropout_prob
self.max_position_embeddings = max_position_embeddings
self.type_vocab_size = type_vocab_size
self.initializer_range = initializer_range
self.pad_token_id = pad_token_id
self.pool_act = pool_act
self.fuse = fuse
self.type_sequence_label_size = type_sequence_label_size
self.num_labels = num_labels
self.num_choices = num_choices
self.scope = scope
self.dropout = dropout
self.return_dict = return_dict
def prepare_config_and_inputs(self):
input_ids = ids_tensor([self.batch_size, self.seq_length], self.vocab_size)
input_mask = None
if self.use_input_mask:
input_mask = random_attention_mask([self.batch_size, self.seq_length])
sequence_labels = None
token_labels = None
choice_labels = None
if self.use_labels:
sequence_labels = ids_tensor([self.batch_size], self.type_sequence_label_size)
token_labels = ids_tensor([self.batch_size, self.seq_length], self.num_labels)
choice_labels = ids_tensor([self.batch_size], self.num_choices)
config = self.get_config()
return config, input_ids, input_mask, sequence_labels, token_labels, choice_labels
def get_config(self) -> DistilBertConfig:
return DistilBertConfig(
vocab_size=self.vocab_size,
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,
max_position_embeddings=self.max_position_embeddings,
type_vocab_size=self.type_vocab_size,
initializer_range=self.initializer_range,
pad_token_id=self.pad_token_id,
pool_act=self.pool_act,
fuse=self.fuse,
num_labels=self.num_labels,
num_choices=self.num_choices,
)
def create_and_check_model(
self, config: DistilBertConfig, input_ids, input_mask, sequence_labels, token_labels, choice_labels
):
model = DistilBertModel(config)
model.eval()
result = model(input_ids, attention_mask=input_mask)
self.parent.assertEqual(result.shape, [self.batch_size, self.seq_length, self.hidden_size])
result = model(input_ids)
self.parent.assertEqual(result.shape, [self.batch_size, self.seq_length, self.hidden_size])
def create_and_check_for_masked_lm(
self,
config: DistilBertConfig,
input_ids,
input_mask,
sequence_labels,
token_labels,
choice_labels,
):
model = DistilBertForMaskedLM(config)
model.eval()
result = model(input_ids, attention_mask=input_mask)
self.parent.assertEqual(result.shape, [self.batch_size, self.seq_length, self.vocab_size])
def create_and_check_for_question_answering(
self,
config,
input_ids,
input_mask,
sequence_labels,
token_labels,
choice_labels,
):
model = DistilBertForQuestionAnswering(config)
model.eval()
result = model(
input_ids,
attention_mask=input_mask,
)
self.parent.assertEqual(result[0].shape, [self.batch_size, self.seq_length])
self.parent.assertEqual(result[1].shape, [self.batch_size, self.seq_length])
def create_and_check_for_sequence_classification(
self,
config: DistilBertConfig,
input_ids,
input_mask,
sequence_labels,
token_labels,
choice_labels,
):
model = DistilBertForSequenceClassification(config)
model.eval()
result = model(input_ids, attention_mask=input_mask)
self.parent.assertEqual(result.shape, [self.batch_size, self.num_labels])
def create_and_check_for_token_classification(
self,
config,
input_ids,
input_mask,
sequence_labels,
token_labels,
choice_labels,
):
model = DistilBertForTokenClassification(config)
model.eval()
result = model(input_ids, attention_mask=input_mask)
self.parent.assertEqual(result.shape, [self.batch_size, self.seq_length, self.num_labels])
def test_addition_params(self, config: DistilBertConfig, *args, **kwargs):
config.num_labels = 7
config.classifier_dropout = 0.98
model = DistilBertForTokenClassification(config)
model.eval()
self.parent.assertEqual(model.classifier.weight.shape, [config.hidden_size, 7])
self.parent.assertEqual(model.dropout.p, 0.98)
def prepare_config_and_inputs_for_common(self):
config_and_inputs = self.prepare_config_and_inputs()
(
config,
input_ids,
input_mask,
sequence_labels,
token_labels,
choice_labels,
) = config_and_inputs
inputs_dict = {"input_ids": input_ids, "attention_mask": input_mask}
return config, inputs_dict
class DistilBertModelTest(ModelTesterMixin, unittest.TestCase):
base_model_class = DistilBertModel
return_dict = False
use_labels = False
test_resize_embeddings = False
all_model_classes = (
DistilBertModel,
DistilBertForMaskedLM,
DistilBertForQuestionAnswering,
DistilBertForSequenceClassification,
DistilBertForTokenClassification,
)
def setUp(self):
super().setUp()
self.model_tester = DistilBertModelTester(self)
self.config_tester = ConfigTester(self, config_class=DistilBertConfig, vocab_size=256, hidden_size=24)
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_masked_lm(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_for_masked_lm(*config_and_inputs)
def test_for_question_answering(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_for_question_answering(*config_and_inputs)
def test_for_sequence_classification(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_for_sequence_classification(*config_and_inputs)
def test_for_token_classification(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.create_and_check_for_token_classification(*config_and_inputs)
def test_for_custom_params(self):
config_and_inputs = self.model_tester.prepare_config_and_inputs()
self.model_tester.test_addition_params(*config_and_inputs)
def test_model_name_list(self):
config = self.model_tester.get_config()
model = self.base_model_class(config)
self.assertTrue(len(model.model_name_list) != 0)
@slow
def test_params_compatibility_of_init_method(self):
"""test initing model with different params"""
model: DistilBertForTokenClassification = DistilBertForTokenClassification.from_pretrained(
"distilbert-base-uncased", num_classes=4, dropout=0.3
)
assert model.config.num_labels == 4
assert model.config.dropout == 0.3
class DistilBertModelCompatibilityTest(unittest.TestCase):
model_id = "hf-internal-testing/tiny-random-DistilBertModel"
@require_package("transformers", "torch")
def test_distilBert_converter(self):
with tempfile.TemporaryDirectory() as tempdir:
# 1. create input
input_ids = np.random.randint(100, 200, [1, 20])
# 2. forward the paddle model
from paddlenlp.transformers import DistilBertModel
paddle_model = DistilBertModel.from_pretrained(self.model_id, from_hf_hub=True, cache_dir=tempdir)
paddle_model.eval()
paddle_logit = paddle_model(paddle.to_tensor(input_ids))[0]
# 3. forward the torch model
import torch
from transformers import DistilBertModel
torch_model = DistilBertModel.from_pretrained(self.model_id, cache_dir=tempdir)
torch_model.eval()
torch_logit = torch_model(torch.tensor(input_ids))[0]
# 4. compare results
self.assertTrue(
np.allclose(
paddle_logit.detach().cpu().reshape([-1])[:9].numpy(),
torch_logit.detach().cpu().reshape([-1])[:9].numpy(),
rtol=1e-4,
)
)
@require_package("transformers", "torch")
def test_distilBert_converter_from_local_dir(self):
with tempfile.TemporaryDirectory() as tempdir:
# 1. create common input
input_ids = np.random.randint(100, 200, [1, 20])
# 2. forward the torch model
import torch
from transformers import DistilBertModel
torch_model = DistilBertModel.from_pretrained(self.model_id)
torch_model.eval()
torch_model.save_pretrained(tempdir)
torch_logit = torch_model(torch.tensor(input_ids))[0]
# 2. forward the paddle model
from paddlenlp.transformers import DistilBertModel
paddle_model = DistilBertModel.from_pretrained(tempdir, convert_from_torch=True)
paddle_model.eval()
paddle_logit = paddle_model(paddle.to_tensor(input_ids))[0]
self.assertTrue(
np.allclose(
paddle_logit.detach().cpu().reshape([-1])[:9].numpy(),
torch_logit.detach().cpu().reshape([-1])[:9].numpy(),
rtol=1e-4,
)
)
@parameterized.expand(
[
("DistilBertModel",),
("DistilBertForQuestionAnswering",),
("DistilBertForSequenceClassification",),
("DistilBertForTokenClassification",),
]
)
@require_package("transformers", "torch")
def test_distilBert_classes_from_local_dir(self, class_name, pytorch_class_name=None):
pytorch_class_name = pytorch_class_name or class_name
with tempfile.TemporaryDirectory() as tempdir:
# 1. create common input
input_ids = np.random.randint(100, 200, [1, 20])
# 2. forward the torch model
import torch
import transformers
torch_model_class = getattr(transformers, pytorch_class_name)
torch_model = torch_model_class.from_pretrained(self.model_id)
torch_model.eval()
torch_model.save_pretrained(tempdir)
torch_logit = torch_model(torch.tensor(input_ids))[0]
# 3. forward the paddle model
from paddlenlp import transformers
paddle_model_class = getattr(transformers, class_name)
paddle_model = paddle_model_class.from_pretrained(tempdir, convert_from_torch=True)
paddle_model.eval()
paddle_logit = paddle_model(paddle.to_tensor(input_ids))[0]
self.assertTrue(
np.allclose(
paddle_logit.detach().cpu().reshape([-1])[:9].numpy(),
torch_logit.detach().cpu().reshape([-1])[:9].numpy(),
atol=1e-3,
)
)
class DistilBertModelIntegrationTest(ModelTesterPretrainedMixin, unittest.TestCase):
base_model_class = DistilBertModel
@slow
def test_inference_no_attention(self):
model = DistilBertModel.from_pretrained("__internal_testing__/tiny-random-distilbert")
model.eval()
input_ids = paddle.to_tensor([[0, 345, 232, 328, 740, 140, 1695, 69, 6078, 1588, 2]])
attention_mask = paddle.to_tensor([[0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]])
with paddle.no_grad():
output = model(input_ids, attention_mask=attention_mask)
expected_shape = [1, 11, 8]
self.assertEqual(output.shape, expected_shape)
expected_slice = paddle.to_tensor(
[
[
[0.50366199, -1.33068442, -1.73558784],
[1.72435653, 1.08600891, -0.28388503],
[-0.19172087, -0.56781638, 0.51192915],
]
]
)
self.assertTrue(paddle.allclose(output[:, 1:4, 1:4], expected_slice, atol=1e-4))
@slow
def test_inference_with_attention(self):
model = DistilBertModel.from_pretrained("__internal_testing__/tiny-random-distilbert")
model.eval()
input_ids = paddle.to_tensor([[0, 345, 232, 328, 740, 140, 1695, 69, 6078, 1588, 2]])
attention_mask = paddle.to_tensor([[0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]])
with paddle.no_grad():
output = model(input_ids, attention_mask=attention_mask)
expected_shape = [1, 11, 8]
self.assertEqual(output.shape, expected_shape)
expected_slice = paddle.to_tensor(
[
[
[0.50366199, -1.33068442, -1.73558784],
[1.72435653, 1.08600891, -0.28388503],
[-0.19172087, -0.56781638, 0.51192915],
]
]
)
self.assertTrue(paddle.allclose(output[:, 1:4, 1:4], expected_slice, atol=1e-4))
if __name__ == "__main__":
unittest.main()