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Add Idefics2 (#30253)

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* Initial add model additions

* Test

* All weights loading

* Can perform full forward pass

* Local and remote the same

* Matching local and remote

* Fixup

* Idefics2Model importable; fixup docstrings

* Don't skip by default

* Remove deprecated use_resampler arg

* Remove self.config

* DecoupledLinear takes config

* Tidy up

* Enable eager attention and tidy up

* Most tests passing

* Update for batch of processed images

* Add image processor

* Update doc pages

* Update conversion script

* Remove erroneous breakpoint

* Remove accidendtal spelling change

* Update to reflect changes on hub - make generate work

* Fix up

* Image processor tests

* Update tests

* Add a processor

* Add a processor

* Update convert script

* Update modeling file - remove fixmes

* Bug fix

* Add processing test

* Use processor

* Fix up

* Update src/transformers/models/idefics2/modeling_idefics2.py

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Update src/transformers/models/idefics2/modeling_idefics2.py

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Fix test

* Update config - PR comments and defaults align with checkpoint

* Reviewer comments

* Add copied froms for flahs attention

* Update src/transformers/models/idefics2/modeling_idefics2.py

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Apply suggestions from code review

Co-authored-by: Arthur <48595927+ArthurZucker@users.noreply.github.com>

* Remove qk_layer_norm and freeze_layers functionality

* Fix

* Remove freeze_layer options from config

* Sync with upstream main

* Fix attention shapes siglip

* Remove Llava-next refs - TO REBASE

* Use AutoModel for text model

* Add comment to explain vision embeddings

* Fix issue with tie_word_embeddings

* Address review comments

* Fix and fix up

* Chat templates for idefics

* Fix copies

* Fix

* Add layer norms to FA2

* Fix tests

* Apply suggestions from code review

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Fix

* Review comments

* Update src/transformers/models/idefics2/modeling_idefics2.py

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Update inputs merger

* Merge weights in correct order

* Update convert script

* Update src/transformers/models/idefics2/processing_idefics2.py

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Update template

* Model code examples (fix idefics too)

* More review comments

* Tidy up

* Update processing

* Fix attention mask preparation

* Update inputs_merger inputs

* Vectorize inputs_merger

* Update src/transformers/models/idefics2/__init__.py

Co-authored-by: Arthur <48595927+ArthurZucker@users.noreply.github.com>

* Update src/transformers/models/idefics2/modeling_idefics2.py

* Review comments

* saying bye to the `qk_layer_norms`

* Simplify

* Update latents

* Remove erroneuous readme changes

* Return images when applying chat template

* Fix bug - prompt images are for a single sample

* Update src/transformers/models/idefics2/modeling_idefics2.py

* image splitting

* fix test

* some more comment

* some comment

* Apply suggestions from code review

Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>

* Update src/transformers/models/idefics2/image_processing_idefics2.py

Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>

* Update processor

* Update model tests

* Update src/transformers/models/idefics2/processing_idefics2.py

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Update src/transformers/models/idefics2/processing_idefics2.py

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Don't add BOS in template

* Update src/transformers/models/idefics2/processing_idefics2.py

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Remove index in examples

* Update tests to reflect #13

* Update src/transformers/models/idefics2/processing_idefics2.py

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* PR comment - consistent typing

* Update readme and model doc

* Update docs

* Update checkpoint references

* Update examples

* Fix and update tests

* Small addition

* Update tests - remove copied from as no ignore placement copy could be found

* Update example

* small fixes

* Update docs/source/en/model_doc/idefics2.md

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Update docs/source/en/model_doc/idefics2.md

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Update README.md

Co-authored-by: Victor SANH <victorsanh@gmail.com>

* Connector model as bridge

* Fix up

* Fix up

* Don't pass model inputs for generation kwargs update

* IDEFICS-2 -> Idefics2

* Remove config archive name

* IDEFICS-2 -> Idefics2

* Add back llava-next

* Update readmes

* Add requirements for processor tester

* Use custom convert_to_rgb to avoid possible BC

* Fix doc example

* Fix doc example

* Skip model doc tests - as model to large

* More doc example - account for image splitting

* Update src/transformers/image_transforms.py

* Fix config doctest

---------

Co-authored-by: Pablo Montalvo <39954772+molbap@users.noreply.github.com>
Co-authored-by: ArthurZucker <arthur.zucker@gmail.com>
Co-authored-by: Victor SANH <victorsanh@gmail.com>
Co-authored-by: Arthur <48595927+ArthurZucker@users.noreply.github.com>
This commit is contained in:
amyeroberts
2024-04-15 17:03:03 +01:00
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parent 667939a2d3
commit 6b78360e6d
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tests/models/idefics2/test_modeling_idefics2.py Normal file
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# coding=utf-8
# Copyright 2024 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 Idefics2 model."""
import copy
import gc
import unittest
from io import BytesIO
import requests
from transformers import (
AutoProcessor,
Idefics2Config,
Idefics2ForConditionalGeneration,
Idefics2Model,
is_torch_available,
is_vision_available,
)
from transformers.testing_utils import require_bitsandbytes, require_torch, slow, torch_device
from ...generation.test_utils import GenerationTesterMixin
from ...test_configuration_common import ConfigTester
from ...test_modeling_common import ModelTesterMixin, floats_tensor, ids_tensor
if is_torch_available():
import torch
else:
is_torch_greater_or_equal_than_2_0 = False
if is_vision_available():
from PIL import Image
class Idefics2VisionText2TextModelTester:
def __init__(
self,
parent,
is_training=True,
batch_size=2,
num_images=2,
seq_length=10,
vision_config={
"image_size": 12,
"patch_size": 12,
"num_channels": 3,
"hidden_size": 32,
"num_hidden_layers": 2,
"num_attention_heads": 4,
"intermediate_size": 32,
"dropout": 0.1,
"attention_dropout": 0.1,
"initializer_range": 0.02,
},
perceiver_config={
"hidden_act": "silu",
"resampler_n_latents": 2,
"resampler_depth": 2,
"resampler_n_heads": 2,
"num_key_value_heads": 1,
"resampler_head_dim": 12,
"attention_dropout": 0.0,
},
text_config={
"vocab_size": 100,
"hidden_size": 64,
"intermediate_size": 56,
"num_hidden_layers": 3,
"num_attention_heads": 2,
"num_key_value_heads": 2,
"hidden_act": "silu",
"max_position_embeddings": 256,
"initializer_range": 0.02,
"rms_norm_eps": 1e-6,
"pad_token_id": 0, # None in the original configuration_mistral, we set it to the unk_token_id
"bos_token_id": 1,
"eos_token_id": 2,
"image_token_id": 32_001,
"tie_word_embeddings": False,
"rope_theta": 10000.0,
"sliding_window": 32,
"attention_dropout": 0.0,
},
use_cache=False,
tie_word_embeddings=False,
image_token_id=99,
):
self.parent = parent
self.is_training = is_training
self.batch_size = batch_size
self.num_images = num_images
self.num_channels = 3
self.seq_length = seq_length
self.use_cache = use_cache
self.image_token_id = image_token_id
self.tie_word_embeddings = tie_word_embeddings
# Hack - add properties here so use common tests
self.vocab_size = text_config["vocab_size"]
self.num_hidden_layers = text_config["num_hidden_layers"]
self.num_attention_heads = text_config["num_attention_heads"]
self.hidden_size = text_config["hidden_size"]
self.vision_config = vision_config
self.perceiver_config = perceiver_config
self.text_config = text_config
def get_config(self):
return Idefics2Config(
use_cache=self.use_cache,
image_token_id=self.image_token_id,
tie_word_embeddings=self.tie_word_embeddings,
vision_config=self.vision_config,
perceiver_config=self.perceiver_config,
text_config=self.text_config,
vocab_size=self.vocab_size,
)
def prepare_config_and_inputs(self):
pixel_values = floats_tensor(
[
self.batch_size,
self.num_images,
self.vision_config["num_channels"],
self.vision_config["image_size"],
self.vision_config["image_size"],
]
)
config = self.get_config()
return config, pixel_values
def prepare_config_and_inputs_for_common(self):
config_and_inputs = self.prepare_config_and_inputs()
config, pixel_values = config_and_inputs
input_ids = ids_tensor([self.batch_size, self.seq_length], config.text_config.vocab_size - 2) + 1
# For simplicity just set the last n tokens to the image token
n_image_tokens_per_batch = self.num_images * self.perceiver_config["resampler_n_latents"]
input_ids[:, -n_image_tokens_per_batch:] = self.image_token_id
attention_mask = input_ids.ne(1).to(torch_device)
inputs_dict = {
"pixel_values": pixel_values,
"input_ids": input_ids,
"attention_mask": attention_mask,
}
return config, inputs_dict
@require_torch
class Idefics2ModelTest(ModelTesterMixin, unittest.TestCase):
"""
Model tester for `Idefics2`.
"""
all_model_classes = (Idefics2Model,) if is_torch_available() else ()
fx_compatible = False
test_torchscript = False
test_pruning = False
test_resize_embeddings = True
test_head_masking = False
def setUp(self):
self.model_tester = Idefics2VisionText2TextModelTester(self)
self.config_tester = ConfigTester(self, config_class=Idefics2Config, has_text_modality=False)
@unittest.skip("input_embeds cannot be passed in without input_ids")
def test_inputs_embeds():
pass
@unittest.skip("Model does not support padding right")
def test_flash_attn_2_generate_padding_right(self):
pass
@unittest.skip("Model does not support padding right")
def test_flash_attn_2_inference_padding_right(self):
pass
# We need to override as we need to prepare such that the image token is the last token
def test_resize_tokens_embeddings(self):
(original_config, inputs_dict) = self.model_tester.prepare_config_and_inputs_for_common()
for model_class in self.all_model_classes:
config = copy.deepcopy(original_config)
model = model_class(config)
model.to(torch_device)
if self.model_tester.is_training is False:
model.eval()
model_vocab_size = config.text_config.vocab_size
# Retrieve the embeddings and clone theme
model_embed = model.resize_token_embeddings(model_vocab_size)
cloned_embeddings = model_embed.weight.clone()
# Check that resizing the token embeddings with a larger vocab size increases the model's vocab size
model_embed = model.resize_token_embeddings(model_vocab_size + 10)
self.assertEqual(model.config.text_config.vocab_size, model_vocab_size + 10)
# Check that it actually resizes the embeddings matrix
self.assertEqual(model_embed.weight.shape[0], cloned_embeddings.shape[0] + 10)
# Check that the model can still do a forward pass successfully (every parameter should be resized)
model(**self._prepare_for_class(inputs_dict, model_class))
# Check that resizing the token embeddings with a smaller vocab size decreases the model's vocab size
model_embed = model.resize_token_embeddings(model_vocab_size - 15)
self.assertEqual(model.config.text_config.vocab_size, model_vocab_size - 15)
# Check that it actually resizes the embeddings matrix
self.assertEqual(model_embed.weight.shape[0], cloned_embeddings.shape[0] - 15)
# Ignore copy
# Check that the model can still do a forward pass successfully (every parameter should be resized)
# Input ids should be clamped to the maximum size of the vocabulary - 1 and the image token should be the last token
inputs_dict["input_ids"].clamp_(max=model_vocab_size - 15 - 2)
n_images = self.model_tester.num_images * self.model_tester.perceiver_config["resampler_n_latents"]
model.image_token_id = model_vocab_size - 15 - 1
inputs_dict["input_ids"][:, -n_images:] = model.image_token_id
# make sure that decoder_input_ids are resized as well
if "decoder_input_ids" in inputs_dict:
inputs_dict["decoder_input_ids"].clamp_(max=model_vocab_size - 15 - 1)
model(**self._prepare_for_class(inputs_dict, model_class))
# Check that adding and removing tokens has not modified the first part of the embedding matrix.
models_equal = True
for p1, p2 in zip(cloned_embeddings, model_embed.weight):
if p1.data.ne(p2.data).sum() > 0:
models_equal = False
self.assertTrue(models_equal)
config = copy.deepcopy(original_config)
model = model_class(config)
model.to(torch_device)
model_vocab_size = config.text_config.vocab_size
model.resize_token_embeddings(model_vocab_size + 10, pad_to_multiple_of=1)
self.assertTrue(model.config.text_config.vocab_size + 10, model_vocab_size)
model_embed = model.resize_token_embeddings(model_vocab_size, pad_to_multiple_of=64)
self.assertTrue(model_embed.weight.shape[0] // 64, 0)
self.assertTrue(model_embed.weight.shape[0], model.config.text_config.vocab_size)
self.assertTrue(model.config.text_config.vocab_size, model.vocab_size)
model_embed = model.resize_token_embeddings(model_vocab_size + 13, pad_to_multiple_of=64)
self.assertTrue(model_embed.weight.shape[0] // 64, 0)
# Check that resizing a model to a multiple of pad_to_multiple leads to a model of exactly that size
target_dimension = 128
model_embed = model.resize_token_embeddings(target_dimension, pad_to_multiple_of=64)
self.assertTrue(model_embed.weight.shape[0], target_dimension)
with self.assertRaisesRegex(
ValueError,
"Asking to pad the embedding matrix to a multiple of `1.3`, which is not and integer. Please make sure to pass an integer",
):
model.resize_token_embeddings(model_vocab_size, pad_to_multiple_of=1.3)
# We need to override as we need to prepare such that the image token is the last token
def test_resize_embeddings_untied(self):
(original_config, inputs_dict) = self.model_tester.prepare_config_and_inputs_for_common()
original_config.tie_word_embeddings = False
for model_class in self.all_model_classes:
config = copy.deepcopy(original_config)
model = model_class(config).to(torch_device)
# if no output embeddings -> leave test
if model.get_output_embeddings() is None:
continue
# Check that resizing the token embeddings with a larger vocab size increases the model's vocab size
model_vocab_size = config.text_config.vocab_size
model.resize_token_embeddings(model_vocab_size + 10)
self.assertEqual(model.config.text_config.vocab_size, model_vocab_size + 10)
output_embeds = model.get_output_embeddings()
self.assertEqual(output_embeds.weight.shape[0], model_vocab_size + 10)
# Check bias if present
if output_embeds.bias is not None:
self.assertEqual(output_embeds.bias.shape[0], model_vocab_size + 10)
# Check that the model can still do a forward pass successfully (every parameter should be resized)
model(**self._prepare_for_class(inputs_dict, model_class))
# Check that resizing the token embeddings with a smaller vocab size decreases the model's vocab size
model.resize_token_embeddings(model_vocab_size - 15)
self.assertEqual(model.config.text_config.vocab_size, model_vocab_size - 15)
# Check that it actually resizes the embeddings matrix
output_embeds = model.get_output_embeddings()
self.assertEqual(output_embeds.weight.shape[0], model_vocab_size - 15)
# Check bias if present
if output_embeds.bias is not None:
self.assertEqual(output_embeds.bias.shape[0], model_vocab_size - 15)
# Check that the model can still do a forward pass successfully (every parameter should be resized)
# Input ids should be clamped to the maximum size of the vocabulary - 1 and the image token should be the last token
inputs_dict["input_ids"].clamp_(max=model_vocab_size - 15 - 2)
n_images = self.model_tester.num_images * self.model_tester.perceiver_config["resampler_n_latents"]
model.image_token_id = model_vocab_size - 15 - 1
inputs_dict["input_ids"][:, -n_images:] = model.image_token_id
# Check that the model can still do a forward pass successfully (every parameter should be resized)
model(**self._prepare_for_class(inputs_dict, model_class))
@require_torch
class Idefics2ForConditionalGenerationModelTest(GenerationTesterMixin, ModelTesterMixin, unittest.TestCase):
"""
Model tester for `Idefics2ForConditionalGeneration`.
"""
all_model_classes = (Idefics2ForConditionalGeneration,) if is_torch_available() else ()
fx_compatible = False
test_pruning = False
test_resize_embeddings = True
test_head_masking = False
test_torchscript = False
def setUp(self):
self.model_tester = Idefics2VisionText2TextModelTester(self)
self.config_tester = ConfigTester(self, config_class=Idefics2Config, has_text_modality=False)
@unittest.skip("input_embeds cannot be passed in without input_ids")
def test_inputs_embeds():
pass
@unittest.skip("Model does not support padding right")
def test_flash_attn_2_generate_padding_right(self):
pass
@unittest.skip("Model does not support padding right")
def test_flash_attn_2_inference_padding_right(self):
pass
# We need to override as we need to prepare such that the image token is the last token
def test_resize_tokens_embeddings(self):
(original_config, inputs_dict) = self.model_tester.prepare_config_and_inputs_for_common()
for model_class in self.all_model_classes:
config = copy.deepcopy(original_config)
model = model_class(config)
model.to(torch_device)
model_vocab_size = config.text_config.vocab_size
# Retrieve the embeddings and clone theme
model_embed = model.resize_token_embeddings(model_vocab_size)
cloned_embeddings = model_embed.weight.clone()
# Check that resizing the token embeddings with a larger vocab size increases the model's vocab size
model_embed = model.resize_token_embeddings(model_vocab_size + 10)
self.assertEqual(model.config.text_config.vocab_size, model_vocab_size + 10)
# Check that it actually resizes the embeddings matrix
self.assertEqual(model_embed.weight.shape[0], cloned_embeddings.shape[0] + 10)
# Check that the model can still do a forward pass successfully (every parameter should be resized)
model(**self._prepare_for_class(inputs_dict, model_class))
# Check that resizing the token embeddings with a smaller vocab size decreases the model's vocab size
model_embed = model.resize_token_embeddings(model_vocab_size - 15)
self.assertEqual(model.config.text_config.vocab_size, model_vocab_size - 15)
# Check that it actually resizes the embeddings matrix
self.assertEqual(model_embed.weight.shape[0], cloned_embeddings.shape[0] - 15)
# Check that the model can still do a forward pass successfully (every parameter should be resized)
# Input ids should be clamped to the maximum size of the vocabulary - 1 and the image token should be the last token
inputs_dict["input_ids"].clamp_(max=model_vocab_size - 15 - 2)
n_images = self.model_tester.num_images * self.model_tester.perceiver_config["resampler_n_latents"]
model.model.image_token_id = model_vocab_size - 15 - 1
inputs_dict["input_ids"][:, -n_images:] = model.model.image_token_id
model(**self._prepare_for_class(inputs_dict, model_class))
# Check that adding and removing tokens has not modified the first part of the embedding matrix.
models_equal = True
for p1, p2 in zip(cloned_embeddings, model_embed.weight):
if p1.data.ne(p2.data).sum() > 0:
models_equal = False
self.assertTrue(models_equal)
config = copy.deepcopy(original_config)
model = model_class(config)
model.to(torch_device)
model_vocab_size = config.text_config.vocab_size
model.resize_token_embeddings(model_vocab_size + 10, pad_to_multiple_of=1)
self.assertTrue(model.config.text_config.vocab_size + 10, model_vocab_size)
model_embed = model.resize_token_embeddings(model_vocab_size, pad_to_multiple_of=64)
self.assertTrue(model_embed.weight.shape[0] // 64, 0)
self.assertTrue(model_embed.weight.shape[0], model.config.text_config.vocab_size)
self.assertTrue(model.config.text_config.vocab_size, model.vocab_size)
model_embed = model.resize_token_embeddings(model_vocab_size + 13, pad_to_multiple_of=64)
self.assertTrue(model_embed.weight.shape[0] // 64, 0)
# Check that resizing a model to a multiple of pad_to_multiple leads to a model of exactly that size
target_dimension = 128
model_embed = model.resize_token_embeddings(target_dimension, pad_to_multiple_of=64)
self.assertTrue(model_embed.weight.shape[0], target_dimension)
with self.assertRaisesRegex(
ValueError,
"Asking to pad the embedding matrix to a multiple of `1.3`, which is not and integer. Please make sure to pass an integer",
):
model.resize_token_embeddings(model_vocab_size, pad_to_multiple_of=1.3)
# We need to override as we need to prepare such that the image token is the last token
def test_resize_embeddings_untied(self):
(original_config, inputs_dict) = self.model_tester.prepare_config_and_inputs_for_common()
original_config.tie_word_embeddings = False
for model_class in self.all_model_classes:
config = copy.deepcopy(original_config)
model = model_class(config).to(torch_device)
# Check that resizing the token embeddings with a larger vocab size increases the model's vocab size
model_vocab_size = config.text_config.vocab_size
model.resize_token_embeddings(model_vocab_size + 10)
self.assertEqual(model.config.text_config.vocab_size, model_vocab_size + 10)
output_embeds = model.get_output_embeddings()
self.assertEqual(output_embeds.weight.shape[0], model_vocab_size + 10)
# Check bias if present
if output_embeds.bias is not None:
self.assertEqual(output_embeds.bias.shape[0], model_vocab_size + 10)
# Check that the model can still do a forward pass successfully (every parameter should be resized)
model(**self._prepare_for_class(inputs_dict, model_class))
# Check that resizing the token embeddings with a smaller vocab size decreases the model's vocab size
model.resize_token_embeddings(model_vocab_size - 15)
self.assertEqual(model.config.text_config.vocab_size, model_vocab_size - 15)
# Check that it actually resizes the embeddings matrix
output_embeds = model.get_output_embeddings()
self.assertEqual(output_embeds.weight.shape[0], model_vocab_size - 15)
# Check bias if present
if output_embeds.bias is not None:
self.assertEqual(output_embeds.bias.shape[0], model_vocab_size - 15)
# Check that the model can still do a forward pass successfully (every parameter should be resized)
# Input ids should be clamped to the maximum size of the vocabulary - 1 and the image token should be the last token
inputs_dict["input_ids"].clamp_(max=model_vocab_size - 15 - 2)
n_images = self.model_tester.num_images * self.model_tester.perceiver_config["resampler_n_latents"]
model.model.image_token_id = model_vocab_size - 15 - 1
inputs_dict["input_ids"][:, -n_images:] = model.model.image_token_id
# Check that the model can still do a forward pass successfully (every parameter should be resized)
model(**self._prepare_for_class(inputs_dict, model_class))
@require_torch
class Idefics2ForConditionalGenerationIntegrationTest(unittest.TestCase):
def setUp(self):
self.processor = AutoProcessor.from_pretrained("HuggingFaceM4/idefics2-8b-base")
self.image1 = Image.open(
BytesIO(
requests.get(
"https://cdn.britannica.com/61/93061-050-99147DCE/Statue-of-Liberty-Island-New-York-Bay.jpg"
).content
)
)
self.image2 = Image.open(
BytesIO(requests.get("https://cdn.britannica.com/59/94459-050-DBA42467/Skyline-Chicago.jpg").content)
)
self.image3 = Image.open(
BytesIO(
requests.get(
"https://thumbs.dreamstime.com/b/golden-gate-bridge-san-francisco-purple-flowers-california-echium-candicans-36805947.jpg"
).content
)
)
def tearDown(self):
gc.collect()
torch.cuda.empty_cache()
@slow
def test_integration_test(self):
model = Idefics2ForConditionalGeneration.from_pretrained(
"HuggingFaceM4/idefics2-8b-base",
torch_dtype=torch.bfloat16,
device_map="auto",
)
model.to(torch_device)
# Create inputs
text = "<image>In this image, we see"
images = self.image1
inputs = self.processor(text=text, images=images, return_tensors="pt", padding=True)
inputs.to(torch_device)
generated_ids = model.generate(**inputs, max_new_tokens=10)
generated_texts = self.processor.batch_decode(generated_ids, skip_special_tokens=True)
# Batch affects generated text. Single batch output: ['In this image, we see the Statue of Liberty in the foreground and']
expected_generated_text = "In this image, we see the Statue of Liberty, the New York City"
self.assertEqual(generated_texts[0], expected_generated_text)
@slow
@require_bitsandbytes
def test_integration_test_4bit(self):
# Let' s make sure we test the preprocessing to replace what is used
model = Idefics2ForConditionalGeneration.from_pretrained(
"HuggingFaceM4/idefics2-8b-base", load_in_4bit=True, device_map="auto"
)
# Create pixel inputs
text = ["<image>In this image, we see", "bla, bla <image><image>"]
images = [[self.image1], [self.image2, self.image3]]
inputs = self.processor(text=text, images=images, padding=True, return_tensors="pt")
generated_ids = model.generate(**inputs, max_new_tokens=10)
generated_texts = self.processor.batch_decode(generated_ids, skip_special_tokens=True)
expected_generated_text = "In this image, we see the Statue of Liberty, the Hudson River,"
self.assertEqual(generated_texts[0], expected_generated_text)