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add patch processor func

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Former-commit-id: 45841bb646afa9d0bc2ea4b6b7b107daa67d90f0
This commit is contained in:
hiyouga 2024-09-30 17:07:43 +08:00
parent b664bcf307
commit 3720618c63
2 changed files with 27 additions and 14 deletions
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15
src/llamafactory/model/loader.py
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@ -25,8 +25,7 @@ from .model_utils.misc import register_autoclass
from .model_utils.mod import convert_pretrained_model_to_mod, load_mod_pretrained_model
from .model_utils.unsloth import load_unsloth_pretrained_model
from .model_utils.valuehead import load_valuehead_params
from .model_utils.visual import get_image_seqlen, get_patch_size, get_vision_feature_select_strategy
from .patcher import patch_config, patch_model, patch_tokenizer, patch_valuehead_model
from .patcher import patch_config, patch_model, patch_processor, patch_tokenizer, patch_valuehead_model
if TYPE_CHECKING:
@ -61,7 +60,7 @@ def _get_init_kwargs(model_args: "ModelArguments") -> Dict[str, Any]:
def load_tokenizer(model_args: "ModelArguments") -> "TokenizerModule":
r"""
Loads pretrained tokenizer.
Loads pretrained tokenizer and optionally loads processor.
Note: including inplace operation of model_args.
"""
@ -94,17 +93,9 @@ def load_tokenizer(model_args: "ModelArguments") -> "TokenizerModule":
logger.warning("New tokens have been added, changed `resize_vocab` to True.")
patch_tokenizer(tokenizer)
try:
processor = AutoProcessor.from_pretrained(model_args.model_name_or_path, **init_kwargs)
setattr(processor, "tokenizer", tokenizer)
setattr(processor, "image_seqlen", get_image_seqlen(config))
setattr(processor, "image_resolution", model_args.image_resolution)
setattr(processor, "patch_size", get_patch_size(config))
setattr(processor, "video_resolution", model_args.video_resolution)
setattr(processor, "video_fps", model_args.video_fps)
setattr(processor, "video_maxlen", model_args.video_maxlen)
setattr(processor, "vision_feature_select_strategy", get_vision_feature_select_strategy(config))
patch_processor(processor, config, tokenizer, model_args)
except Exception:
processor = None

26
src/llamafactory/model/patcher.py
View File

@ -34,11 +34,17 @@ from .model_utils.packing import configure_packing
from .model_utils.quantization import configure_quantization
from .model_utils.rope import configure_rope
from .model_utils.valuehead import prepare_valuehead_model
from .model_utils.visual import autocast_projector_dtype, configure_visual_model
from .model_utils.visual import (
autocast_projector_dtype,
configure_visual_model,
get_image_seqlen,
get_patch_size,
get_vision_feature_select_strategy,
)
if TYPE_CHECKING:
from transformers import PretrainedConfig, PreTrainedTokenizer
from transformers import PretrainedConfig, PreTrainedTokenizer, ProcessorMixin
from trl import AutoModelForCausalLMWithValueHead
from ..hparams import ModelArguments
@ -52,6 +58,22 @@ def patch_tokenizer(tokenizer: "PreTrainedTokenizer") -> None:
tokenizer._pad = MethodType(PreTrainedTokenizerBase._pad, tokenizer)
def patch_processor(
processor: "ProcessorMixin",
config: "PretrainedConfig",
tokenizer: "PreTrainedTokenizer",
model_args: "ModelArguments",
) -> None:
setattr(processor, "tokenizer", tokenizer)
setattr(processor, "image_seqlen", get_image_seqlen(config))
setattr(processor, "image_resolution", model_args.image_resolution)
setattr(processor, "patch_size", get_patch_size(config))
setattr(processor, "video_resolution", model_args.video_resolution)
setattr(processor, "video_fps", model_args.video_fps)
setattr(processor, "video_maxlen", model_args.video_maxlen)
setattr(processor, "vision_feature_select_strategy", get_vision_feature_select_strategy(config))
def patch_config(
config: "PretrainedConfig",
tokenizer: "PreTrainedTokenizer",