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https://github.com/huggingface/transformers.git
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380 lines
14 KiB
Python
380 lines
14 KiB
Python
# coding=utf-8
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# Copyright 2023 The HuggingFace Inc. team. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Testing suite for the PyTorch VipLlava model."""
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import gc
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import unittest
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import requests
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from transformers import (
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AutoProcessor,
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VipLlavaConfig,
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VipLlavaForConditionalGeneration,
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is_torch_available,
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is_vision_available,
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)
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from transformers.testing_utils import require_bitsandbytes, require_torch, require_torch_gpu, slow, torch_device
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from ...generation.test_utils import GenerationTesterMixin
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from ...test_configuration_common import ConfigTester
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from ...test_modeling_common import ModelTesterMixin, floats_tensor, ids_tensor
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if is_torch_available():
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import torch
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else:
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is_torch_greater_or_equal_than_2_0 = False
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if is_vision_available():
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from PIL import Image
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# Copied from transformers.tests.models.llava.test_modeling_llava.LlavaVisionText2TextModelTester with Llava->VipLlava
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class VipLlavaVisionText2TextModelTester:
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# Ignore copy
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def __init__(
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self,
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parent,
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ignore_index=-100,
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image_token_index=0,
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projector_hidden_act="gelu",
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seq_length=7,
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vision_feature_layers=[0, 0, 1, 1, 0],
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text_config={
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"model_type": "llama",
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"seq_length": 7,
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"is_training": True,
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"use_input_mask": True,
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"use_token_type_ids": False,
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"use_labels": True,
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"vocab_size": 99,
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"hidden_size": 32,
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"num_hidden_layers": 2,
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"num_attention_heads": 4,
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"intermediate_size": 37,
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"hidden_act": "gelu",
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"hidden_dropout_prob": 0.1,
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"attention_probs_dropout_prob": 0.1,
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"max_position_embeddings": 512,
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"type_vocab_size": 16,
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"type_sequence_label_size": 2,
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"initializer_range": 0.02,
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"num_labels": 3,
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"num_choices": 4,
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"pad_token_id": 1,
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},
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is_training=True,
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vision_config={
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"batch_size": 12,
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"image_size": 30,
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"patch_size": 2,
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"num_channels": 3,
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"is_training": True,
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"hidden_size": 32,
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"projection_dim": 32,
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"num_hidden_layers": 2,
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"num_attention_heads": 4,
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"intermediate_size": 37,
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"dropout": 0.1,
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"attention_dropout": 0.1,
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"initializer_range": 0.02,
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},
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):
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self.parent = parent
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self.ignore_index = ignore_index
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self.image_token_index = image_token_index
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self.projector_hidden_act = projector_hidden_act
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self.vision_feature_layers = vision_feature_layers
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self.text_config = text_config
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self.vision_config = vision_config
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self.pad_token_id = text_config["pad_token_id"]
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self.num_hidden_layers = text_config["num_hidden_layers"]
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self.vocab_size = text_config["vocab_size"]
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self.hidden_size = text_config["hidden_size"]
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self.num_attention_heads = text_config["num_attention_heads"]
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self.is_training = is_training
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self.batch_size = 3
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self.num_channels = 3
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self.image_size = 336
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self.encoder_seq_length = 232
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self.num_image_tokens = 225
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self.seq_length = seq_length + self.num_image_tokens
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def get_config(self):
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return VipLlavaConfig(
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text_config=self.text_config,
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vision_config=self.vision_config,
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ignore_index=self.ignore_index,
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image_token_index=self.image_token_index,
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projector_hidden_act=self.projector_hidden_act,
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vision_feature_layers=self.vision_feature_layers,
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image_seq_length=self.num_image_tokens,
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)
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def prepare_config_and_inputs(self):
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pixel_values = floats_tensor(
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[
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self.batch_size,
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self.vision_config["num_channels"],
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self.vision_config["image_size"],
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self.vision_config["image_size"],
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]
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)
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config = self.get_config()
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return config, pixel_values
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def prepare_config_and_inputs_for_common(self):
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config_and_inputs = self.prepare_config_and_inputs()
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config, pixel_values = config_and_inputs
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input_ids = ids_tensor([self.batch_size, self.seq_length], config.text_config.vocab_size - 1) + 1
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attention_mask = input_ids.ne(1).to(torch_device)
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input_ids[input_ids == config.image_token_index] = self.pad_token_id
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input_ids[:, : self.num_image_tokens] = config.image_token_index
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inputs_dict = {
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"pixel_values": pixel_values,
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"input_ids": input_ids,
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"attention_mask": attention_mask,
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}
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return config, inputs_dict
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@require_torch
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# Copied from transformers.tests.models.llava.test_modeling_llava.LlavaForConditionalGenerationModelTest with Llava->VipLlava
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class VipLlavaForConditionalGenerationModelTest(ModelTesterMixin, GenerationTesterMixin, unittest.TestCase):
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"""
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Model tester for `VipLlavaForConditionalGeneration`.
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"""
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all_model_classes = (VipLlavaForConditionalGeneration,) if is_torch_available() else ()
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all_generative_model_classes = (VipLlavaForConditionalGeneration,) if is_torch_available() else ()
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fx_compatible = False
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test_pruning = False
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test_resize_embeddings = True
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test_head_masking = False
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_is_composite = True
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def setUp(self):
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self.model_tester = VipLlavaVisionText2TextModelTester(self)
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self.config_tester = ConfigTester(self, config_class=VipLlavaConfig, has_text_modality=False)
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# overwrite inputs_embeds tests because we need to delete "pixel values" for LVLMs
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def test_inputs_embeds(self):
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config, inputs_dict = self.model_tester.prepare_config_and_inputs_for_common()
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for model_class in self.all_model_classes:
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model = model_class(config)
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model.to(torch_device)
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model.eval()
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inputs = self._prepare_for_class(inputs_dict, model_class)
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input_ids = inputs["input_ids"]
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del inputs["input_ids"]
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del inputs["pixel_values"]
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wte = model.get_input_embeddings()
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inputs["inputs_embeds"] = wte(input_ids)
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with torch.no_grad():
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model(**inputs)
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# overwrite inputs_embeds tests because we need to delete "pixel values" for LVLMs
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# while some other models require pixel_values to be present
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def test_inputs_embeds_matches_input_ids(self):
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config, inputs_dict = self.model_tester.prepare_config_and_inputs_for_common()
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for model_class in self.all_model_classes:
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model = model_class(config)
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model.to(torch_device)
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model.eval()
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inputs = self._prepare_for_class(inputs_dict, model_class)
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input_ids = inputs["input_ids"]
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del inputs["input_ids"]
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del inputs["pixel_values"]
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inputs_embeds = model.get_input_embeddings()(input_ids)
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with torch.no_grad():
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out_ids = model(input_ids=input_ids, **inputs)[0]
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out_embeds = model(inputs_embeds=inputs_embeds, **inputs)[0]
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self.assertTrue(torch.allclose(out_embeds, out_ids))
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# Copied from tests.models.llava.test_modeling_llava.LlavaForConditionalGenerationModelTest.test_mismatching_num_image_tokens
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def test_mismatching_num_image_tokens(self):
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"""
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Tests that VLMs through an error with explicit message saying what is wrong
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when number of images don't match number of image tokens in the text.
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Also we need to test multi-image cases when one prompr has multiple image tokens.
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"""
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config, input_dict = self.model_tester.prepare_config_and_inputs_for_common()
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for model_class in self.all_model_classes:
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model = model_class(config).to(torch_device)
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_ = model(**input_dict) # successfull forward with no modifications
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# remove one image but leave the image token in text
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input_dict["pixel_values"] = input_dict["pixel_values"][-1:, ...]
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with self.assertRaises(ValueError):
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_ = model(**input_dict)
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# simulate multi-image case by concatenating inputs where each has exactly one image/image-token
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input_ids = input_dict["input_ids"][:1]
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pixel_values = input_dict["pixel_values"][:1]
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input_ids = torch.cat([input_ids, input_ids], dim=0)
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# one image and two image tokens raise an error
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with self.assertRaises(ValueError):
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_ = model(input_ids=input_ids, pixel_values=pixel_values)
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# two images and two image tokens don't raise an error
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pixel_values = torch.cat([pixel_values, pixel_values], dim=0)
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_ = model(input_ids=input_ids, pixel_values=pixel_values)
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@unittest.skip(
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reason="This architecure seem to not compute gradients properly when using GC, check: https://github.com/huggingface/transformers/pull/27124"
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)
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def test_training_gradient_checkpointing(self):
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pass
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@unittest.skip(
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reason="This architecure seem to not compute gradients properly when using GC, check: https://github.com/huggingface/transformers/pull/27124"
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)
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def test_training_gradient_checkpointing_use_reentrant(self):
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pass
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@unittest.skip(
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reason="This architecure seem to not compute gradients properly when using GC, check: https://github.com/huggingface/transformers/pull/27124"
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)
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def test_training_gradient_checkpointing_use_reentrant_false(self):
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pass
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@unittest.skip(reason="Compile not yet supported because it is not yet supported in LLava")
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def test_sdpa_can_compile_dynamic(self):
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pass
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@unittest.skip(reason="Compile not yet supported because in LLava models")
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def test_sdpa_can_dispatch_on_flash(self):
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pass
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@unittest.skip("FlashAttention only support fp16 and bf16 data type")
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def test_flash_attn_2_fp32_ln(self):
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pass
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@unittest.skip(
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"VLMs need lots of steps to prepare images/mask correctly to get pad-free inputs. Can be tested as part of LLM test"
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)
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def test_flash_attention_2_padding_matches_padding_free_with_position_ids(self):
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pass
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@require_torch
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class VipLlavaForConditionalGenerationIntegrationTest(unittest.TestCase):
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def setUp(self):
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self.processor = AutoProcessor.from_pretrained("llava-hf/vip-llava-7b-hf")
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def tearDown(self):
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gc.collect()
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torch.cuda.empty_cache()
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@slow
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@require_bitsandbytes
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def test_small_model_integration_test(self):
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model_id = "llava-hf/vip-llava-7b-hf"
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model = VipLlavaForConditionalGeneration.from_pretrained(model_id, load_in_4bit=True)
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processor = AutoProcessor.from_pretrained(model_id)
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url = "https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/diffusers/compel-neg.png"
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image = Image.open(requests.get(url, stream=True).raw)
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prompt = "USER: <image>\nCan you please describe this image?\nASSISTANT:"
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inputs = processor(prompt, image, return_tensors="pt").to(torch_device, torch.float16)
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outputs = model.generate(**inputs, max_new_tokens=10)
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EXPECTED_OUTPUT = "USER: <image> \nCan you please describe this image?\nASSISTANT: The image features a brown and white cat sitting on"
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self.assertEqual(processor.decode(outputs[0], skip_special_tokens=True), EXPECTED_OUTPUT)
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@slow
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@require_torch_gpu
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def test_vipllava_merge_inputs_error_bug(self):
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# This is a reproducer of https://github.com/huggingface/transformers/pull/28333 and makes sure it does not happen anymore
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model_id = "llava-hf/vip-llava-7b-hf"
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model = VipLlavaForConditionalGeneration.from_pretrained(model_id, load_in_4bit=True)
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# Simulate some user inputs
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pixel_values = torch.randn(
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(1, 3, 336, 336),
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dtype=torch.float,
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device=torch_device,
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)
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input_ids = torch.tensor(
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[
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[32001, 32001, 1, 15043, 7084, 32000, 29871, 13, 7900],
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],
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dtype=torch.long,
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device=torch_device,
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)
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attention_mask = torch.tensor(
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[[0, 0, 1, 1, 1, 1, 1, 1, 1]],
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dtype=torch.long,
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device=torch_device,
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)
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# Make sure that the loss is properly computed
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loss = model(
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pixel_values=pixel_values,
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input_ids=input_ids,
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attention_mask=attention_mask,
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labels=input_ids,
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).loss
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loss.backward()
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@slow
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@require_bitsandbytes
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def test_expansion_in_processing(self):
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model_id = "llava-hf/vip-llava-7b-hf"
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model = VipLlavaForConditionalGeneration.from_pretrained(model_id, load_in_4bit=True)
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processor = AutoProcessor.from_pretrained(model_id)
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prompt = "USER: <image>\nDescribe the image:\nASSISTANT:"
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image_file = "http://images.cocodataset.org/val2017/000000039769.jpg"
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raw_image = Image.open(requests.get(image_file, stream=True).raw)
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# check processing with expansion of inputs
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processor.vision_feature_select_strategy = "default"
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processor.patch_size = 14
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inputs_expanded = processor(prompt, raw_image, return_tensors="pt").to(torch_device, torch.float16)
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self.assertTrue(inputs_expanded.input_ids.shape[-1] == 593)
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# check processing without expansion of inputs (legacy behavior)
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processor.vision_feature_select_strategy = None
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processor.patch_size = None
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inputs = processor(prompt, raw_image, return_tensors="pt").to(torch_device, torch.float16)
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self.assertTrue(inputs.input_ids.shape[-1] == 18)
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# generate exactly 20 tokens
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output = model.generate(**inputs, min_new_tokens=20, max_new_tokens=20)
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output_expanded = model.generate(**inputs_expanded, min_new_tokens=20, max_new_tokens=20)
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# check that both inputs are handled correctly and generate the same output
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self.assertListEqual(output_expanded[:, -20:].tolist(), output[:, -20:].tolist())
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