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[Feature] Add Baichuan2 7B-chat, 13B-base, 13B-chat (#103)
* add Baichuan2 7b-chat, 13b-base, 13b-chat * update readme * Update README.md * Update README_zh-CN.md * add dispatch modules for baichuan flash_attn and norm_head
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xtuner/configs/baichuan/baichuan2_13b_base/baichuan2_13b_base_qlora_alpaca_e3.py
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# Copyright (c) OpenMMLab. All rights reserved. | ||
import torch | ||
from bitsandbytes.optim import PagedAdamW32bit | ||
from datasets import load_dataset | ||
from mmengine.dataset import DefaultSampler | ||
from mmengine.hooks import (CheckpointHook, DistSamplerSeedHook, IterTimerHook, | ||
LoggerHook, ParamSchedulerHook) | ||
from mmengine.optim import AmpOptimWrapper, CosineAnnealingLR | ||
from peft import LoraConfig | ||
from transformers import (AutoModelForCausalLM, AutoTokenizer, | ||
BitsAndBytesConfig) | ||
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from xtuner.dataset import process_hf_dataset | ||
from xtuner.dataset.collate_fns import default_collate_fn | ||
from xtuner.dataset.map_fns import alpaca_map_fn, template_map_fn_factory | ||
from xtuner.engine import DatasetInfoHook, EvaluateChatHook | ||
from xtuner.model import SupervisedFinetune | ||
from xtuner.utils import PROMPT_TEMPLATE | ||
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####################################################################### | ||
# PART 1 Settings # | ||
####################################################################### | ||
# Model | ||
pretrained_model_name_or_path = 'baichuan-inc/Baichuan2-13B-Base' | ||
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# Data | ||
alpaca_en_path = 'tatsu-lab/alpaca' | ||
prompt_template = PROMPT_TEMPLATE.alpaca | ||
max_length = 2048 | ||
pack_to_max_length = True | ||
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# Scheduler & Optimizer | ||
batch_size = 1 # per_device | ||
accumulative_counts = 16 | ||
dataloader_num_workers = 0 | ||
max_epochs = 3 | ||
optim_type = PagedAdamW32bit | ||
lr = 2e-4 | ||
betas = (0.9, 0.999) | ||
weight_decay = 0 | ||
max_norm = 1 # grad clip | ||
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# Evaluate the generation performance during the training | ||
evaluation_freq = 500 | ||
evaluation_inputs = [ | ||
'请给我介绍五个上海的景点', 'Please tell me five scenic spots in Shanghai' | ||
] | ||
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####################################################################### | ||
# PART 2 Model & Tokenizer # | ||
####################################################################### | ||
tokenizer = dict( | ||
type=AutoTokenizer.from_pretrained, | ||
pretrained_model_name_or_path=pretrained_model_name_or_path, | ||
trust_remote_code=True, | ||
padding_side='right') | ||
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model = dict( | ||
type=SupervisedFinetune, | ||
llm=dict( | ||
type=AutoModelForCausalLM.from_pretrained, | ||
pretrained_model_name_or_path=pretrained_model_name_or_path, | ||
trust_remote_code=True, | ||
torch_dtype=torch.float16, | ||
quantization_config=dict( | ||
type=BitsAndBytesConfig, | ||
load_in_4bit=True, | ||
load_in_8bit=False, | ||
llm_int8_threshold=6.0, | ||
llm_int8_has_fp16_weight=False, | ||
bnb_4bit_compute_dtype=torch.float16, | ||
bnb_4bit_use_double_quant=True, | ||
bnb_4bit_quant_type='nf4')), | ||
lora=dict( | ||
type=LoraConfig, | ||
r=64, | ||
lora_alpha=16, | ||
lora_dropout=0.1, | ||
bias='none', | ||
task_type='CAUSAL_LM')) | ||
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####################################################################### | ||
# PART 3 Dataset & Dataloader # | ||
####################################################################### | ||
alpaca_en = dict( | ||
type=process_hf_dataset, | ||
dataset=dict(type=load_dataset, path=alpaca_en_path), | ||
tokenizer=tokenizer, | ||
max_length=max_length, | ||
dataset_map_fn=alpaca_map_fn, | ||
template_map_fn=dict( | ||
type=template_map_fn_factory, template=prompt_template), | ||
remove_unused_columns=True, | ||
shuffle_before_pack=True, | ||
pack_to_max_length=pack_to_max_length) | ||
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train_dataloader = dict( | ||
batch_size=batch_size, | ||
num_workers=dataloader_num_workers, | ||
dataset=alpaca_en, | ||
sampler=dict(type=DefaultSampler, shuffle=True), | ||
collate_fn=dict(type=default_collate_fn)) | ||
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####################################################################### | ||
# PART 4 Scheduler & Optimizer # | ||
####################################################################### | ||
# optimizer | ||
optim_wrapper = dict( | ||
type=AmpOptimWrapper, | ||
optimizer=dict( | ||
type=optim_type, lr=lr, betas=betas, weight_decay=weight_decay), | ||
clip_grad=dict(max_norm=max_norm, error_if_nonfinite=False), | ||
accumulative_counts=accumulative_counts, | ||
loss_scale='dynamic', | ||
dtype='float16') | ||
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# learning policy | ||
# More information: https://github.com/open-mmlab/mmengine/blob/main/docs/en/tutorials/param_scheduler.md # noqa: E501 | ||
param_scheduler = dict( | ||
type=CosineAnnealingLR, | ||
eta_min=lr * 0.1, | ||
by_epoch=True, | ||
T_max=max_epochs, | ||
convert_to_iter_based=True) | ||
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# train, val, test setting | ||
train_cfg = dict(by_epoch=True, max_epochs=max_epochs, val_interval=1) | ||
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####################################################################### | ||
# PART 5 Runtime # | ||
####################################################################### | ||
# Log the dialogue periodically during the training process, optional | ||
custom_hooks = [ | ||
dict(type=DatasetInfoHook, tokenizer=tokenizer), | ||
dict( | ||
type=EvaluateChatHook, | ||
tokenizer=tokenizer, | ||
every_n_iters=evaluation_freq, | ||
evaluation_inputs=evaluation_inputs, | ||
instruction=prompt_template.INSTRUCTION_START) | ||
] | ||
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# configure default hooks | ||
default_hooks = dict( | ||
# record the time of every iteration. | ||
timer=dict(type=IterTimerHook), | ||
# print log every 100 iterations. | ||
logger=dict(type=LoggerHook, interval=10), | ||
# enable the parameter scheduler. | ||
param_scheduler=dict(type=ParamSchedulerHook), | ||
# save checkpoint per epoch. | ||
checkpoint=dict(type=CheckpointHook, interval=1), | ||
# set sampler seed in distributed evrionment. | ||
sampler_seed=dict(type=DistSamplerSeedHook), | ||
) | ||
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# configure environment | ||
env_cfg = dict( | ||
# whether to enable cudnn benchmark | ||
cudnn_benchmark=False, | ||
# set multi process parameters | ||
mp_cfg=dict(mp_start_method='fork', opencv_num_threads=0), | ||
# set distributed parameters | ||
dist_cfg=dict(backend='nccl'), | ||
) | ||
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# set visualizer | ||
visualizer = None | ||
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# set log level | ||
log_level = 'INFO' | ||
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# load from which checkpoint | ||
load_from = None | ||
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# whether to resume training from the loaded checkpoint | ||
resume = False | ||
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# Defaults to use random seed and disable `deterministic` | ||
randomness = dict(seed=None, deterministic=False) |
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