add autoawq example

This commit is contained in:
root 2024-06-24 10:57:19 +08:00
parent b808010417
commit f062357093
28 changed files with 258741 additions and 13 deletions

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@ -6,8 +6,7 @@ from typing import Dict, Optional
import torch
import transformers
from torch.utils.data import Dataset
from transformers import (AutoModelForCausalLM, AutoTokenizer, Trainer,
TrainingArguments)
from transformers import AutoModelForCausalLM, AutoTokenizer, Trainer, TrainingArguments
@dataclass
@ -42,21 +41,25 @@ class TrainingArguments(transformers.TrainingArguments):
class SupervisedDataset(Dataset):
"""Dataset for supervised fine-tuning."""
def __init__(
self,
data_path,
tokenizer,
model_max_length=4096,
user_tokens='<用户>',
assistant_tokens='<AI>',
user_tokens="<用户>",
assistant_tokens="<AI>",
):
super(SupervisedDataset, self).__init__()
self.data = json.load(open(data_path))
self.tokenizer = tokenizer
self.model_max_length = model_max_length
self.user_tokens = self.tokenizer.encode(user_tokens) #针对不同模型,都可以对应到<用户>的id
self.assistant_tokens = self.tokenizer.encode(assistant_tokens) #针对不同模型,都可以对应到<AI>的id
self.user_tokens = self.tokenizer.encode(
user_tokens
) # 针对不同模型,都可以对应到<用户>的id
self.assistant_tokens = self.tokenizer.encode(
assistant_tokens
) # 针对不同模型,都可以对应到<AI>的id
self.ignore_index = -100
item = self.preprocessing(self.data[0])
print("input:", self.tokenizer.decode(item["input_ids"]))
@ -86,10 +89,9 @@ class SupervisedDataset(Dataset):
] * len(content_ids)
else:
input_ids += self.assistant_tokens + content_ids
label_ids += (
[self.ignore_index] * len(self.assistant_tokens)
+ content_ids
)
label_ids += [self.ignore_index] * len(
self.assistant_tokens
) + content_ids
input_ids.append(self.tokenizer.eos_token_id)
label_ids.append(self.tokenizer.eos_token_id)
@ -171,7 +173,7 @@ if __name__ == "__main__":
max_length=training_args.model_max_length,
use_lora=training_args.use_lora,
bf16=training_args.bf16,
fp16=training_args.fp16
fp16=training_args.fp16,
)
train_dataset = SupervisedDataset(
@ -195,4 +197,4 @@ if __name__ == "__main__":
trainer.train()
# save the incremental PEFT weights, more details can be found in https://huggingface.co/blog/peft
# model.save_pretrained("output_dir")
# model.save_pretrained("output_dir")

40
quantize/awq_quantize.py Normal file
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@ -0,0 +1,40 @@
from datasets import load_dataset
from awq import AutoAWQForCausalLM
from transformers import AutoTokenizer
import os
model_path = '/root/ld/ld_model_pretrained/MiniCPM-1B-sft-bf16' # model_path or model_id
quant_path = '/root/ld/ld_project/pull_request/MiniCPM/quantize/awq_cpm_1b_4bit' # quant_save_path
quant_data_path='/root/ld/ld_project/pull_request/MiniCPM/quantize/quantize_data/alpaca'
quant_config = { "zero_point": True, "q_group_size": 128, "w_bit": 4, "version": "GEMM" } #"w_bit":4 or 8
quant_samples=512 #how many samples to use for calibration
# Load model
model = AutoAWQForCausalLM.from_pretrained(model_path)
tokenizer = AutoTokenizer.from_pretrained(model_path, trust_remote_code=True,device_map={"": "cuda:0"})
# Define data loading methods
def load_alpaca(quant_data_path):
data = load_dataset(quant_data_path, split="train") #Set the absolute path to alpaca or huggingface id
# concatenate data
def concatenate_data(x):
return {"text": '<s><用户>'+x['instruction'] + '<AI>' + x['input'] + '\n' + x['output']}
concatenated = data.map(concatenate_data)[:quant_samples]
return [text for text in concatenated["text"]]
def load_wikitext():
data = load_dataset('wikitext', 'wikitext-2-raw-v1', split="train")
return [text for text in data["text"] if text.strip() != '' and len(text.split(' ')) > 20][:quant_samples]
# Quantize
model.quantize(tokenizer, quant_config=quant_config, calib_data=load_alpaca(quant_data_path=quant_data_path))
# Save quantized model
model.save_quantized(quant_path)
tokenizer.save_pretrained(quant_path)
print(f'Model is quantized and saved at "{quant_path}"')

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@ -0,0 +1 @@
{"url": "hf://datasets/tatsu-lab/alpaca@dce01c9b08f87459cf36a430d809084718273017/data/train-00000-of-00001-a09b74b3ef9c3b56.parquet", "etag": null}

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@ -0,0 +1 @@
{"description": "", "citation": "", "homepage": "", "license": "", "features": {"instruction": {"dtype": "string", "_type": "Value"}, "input": {"dtype": "string", "_type": "Value"}, "output": {"dtype": "string", "_type": "Value"}, "text": {"dtype": "string", "_type": "Value"}}, "builder_name": "parquet", "dataset_name": "alpaca", "config_name": "default", "version": {"version_str": "0.0.0", "major": 0, "minor": 0, "patch": 0}, "splits": {"train": {"name": "train", "num_bytes": 46208623, "num_examples": 52002, "dataset_name": "alpaca"}}, "download_checksums": {"hf://datasets/tatsu-lab/alpaca@dce01c9b08f87459cf36a430d809084718273017/data/train-00000-of-00001-a09b74b3ef9c3b56.parquet": {"num_bytes": 24246638, "checksum": null}}, "download_size": 24246638, "dataset_size": 46208623, "size_in_bytes": 70455261}

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@ -0,0 +1 @@
{"url": "hf://datasets/wikitext@b08601e04326c79dfdd32d625aee71d232d685c3/wikitext-2-raw-v1/validation-00000-of-00001.parquet", "etag": null}

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@ -0,0 +1 @@
{"url": "hf://datasets/wikitext@b08601e04326c79dfdd32d625aee71d232d685c3/wikitext-2-raw-v1/test-00000-of-00001.parquet", "etag": null}

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@ -0,0 +1 @@
{"url": "hf://datasets/wikitext@b08601e04326c79dfdd32d625aee71d232d685c3/wikitext-2-raw-v1/train-00000-of-00001.parquet", "etag": null}

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@ -0,0 +1 @@
{"description": "", "citation": "", "homepage": "", "license": "", "features": {"text": {"dtype": "string", "_type": "Value"}}, "builder_name": "parquet", "dataset_name": "wikitext", "config_name": "wikitext-2-raw-v1", "version": {"version_str": "0.0.0", "major": 0, "minor": 0, "patch": 0}, "splits": {"test": {"name": "test", "num_bytes": 1305088, "num_examples": 4358, "dataset_name": "wikitext"}, "train": {"name": "train", "num_bytes": 11061717, "num_examples": 36718, "dataset_name": "wikitext"}, "validation": {"name": "validation", "num_bytes": 1159288, "num_examples": 3760, "dataset_name": "wikitext"}}, "download_checksums": {"hf://datasets/wikitext@b08601e04326c79dfdd32d625aee71d232d685c3/wikitext-2-raw-v1/test-00000-of-00001.parquet": {"num_bytes": 732610, "checksum": null}, "hf://datasets/wikitext@b08601e04326c79dfdd32d625aee71d232d685c3/wikitext-2-raw-v1/train-00000-of-00001.parquet": {"num_bytes": 6357543, "checksum": null}, "hf://datasets/wikitext@b08601e04326c79dfdd32d625aee71d232d685c3/wikitext-2-raw-v1/validation-00000-of-00001.parquet": {"num_bytes": 657209, "checksum": null}}, "download_size": 7747362, "dataset_size": 13526093, "size_in_bytes": 21273455}

113
quantize/quantize_eval.py Normal file
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@ -0,0 +1,113 @@
import torch
import torch.nn as nn
from tqdm import tqdm
from datasets import load_dataset
from transformers import AutoModelForCausalLM, AutoTokenizer
from awq import AutoAWQForCausalLM
from auto_gptq import AutoGPTQForCausalLM
import GPUtil
import argparse
parser = argparse.ArgumentParser(description="========量化困惑度测试========")
parser.add_argument(
"--model_path",
type=str,
default='/root/ld/ld_model_pretrained/miniCPM-bf16',
help="未量化前的模型路径。"
)
parser.add_argument(
"--awq_path",
type=str,
default='/root/ld/ld_project/pull_request/MiniCPM/quantize/awq_cpm_2b_4bit',
help="awq量化后的模型保存路径。"
)
#we will support gptq later
parser.add_argument(
"--gptq_path",
type=str,
default='/root/ld/ld_project/AutoGPTQ/examples/quantization/minicpm_2b_4bit',
help="gptq量化后的模型保存路径。"
)
parser.add_argument(
"--data_path",
type=str,
default='/root/ld/ld_project/pull_request/MiniCPM/quantize/quantize_data/wikitext',
help="可以是以后的量化数据集示例中默认为wiki_text"
)
def get_device():
if torch.backends.mps.is_available():
return "mps"
elif torch.cuda.is_available():
return "cuda:0"
else:
return "cpu"
def evaluate_perplexity(model, tokenizer,data_path):
def _perplexity(nlls, n_samples, seqlen):
return torch.exp(torch.stack(nlls).sum() / (n_samples * seqlen))
data = load_dataset(data_path, split="test")
data = tokenizer("\n\n".join(data["text"]), return_tensors="pt")
data = data.input_ids.to('cuda:0')
seqlen = 2048
model = model.eval()
n_samples = data.numel() // seqlen
nlls = []
with tqdm(range(n_samples), desc="Perplexity -") as progress_bar:
for i in progress_bar:
start_index = i * seqlen
end_index = (i + 1) * seqlen
batch = data[:, start_index:end_index].to('cuda:0')
with torch.no_grad():
logits = model(batch).logits
shift_logits = logits[:, :-1, :].contiguous().float()
shift_labels = data[:, start_index:end_index][:, 1:]
loss_fct = nn.CrossEntropyLoss()
loss = loss_fct(
shift_logits.view(-1, shift_logits.size(-1)), shift_labels.view(-1)
)
neg_log_likelihood = loss.float() * seqlen
nlls.append(neg_log_likelihood)
curr_ppl = _perplexity(nlls, i + 1, seqlen)
progress_bar.set_description(f"Perplexity {curr_ppl:.3f}")
ppl = _perplexity(nlls, n_samples, seqlen)
return ppl.item()
if __name__ == "__main__":
args = parser.parse_args()
if args.model_path:
model = AutoModelForCausalLM.from_pretrained(args.model_path, torch_dtype=torch.bfloat16, device_map='cuda', trust_remote_code=True)
tokenizer = AutoTokenizer.from_pretrained(args.model_path)
print("pretrained model",args.model_path.split('/')[-1])
gpu_usage = GPUtil.getGPUs()[0].memoryUsed
print(f"gpu usage: {round(gpu_usage/1024,2)}GB")
evaluate_perplexity(model, tokenizer, args.data_path)
del model
if args.awq_path:
model = AutoAWQForCausalLM.from_quantized(args.awq_path, fuse_layers=True,device_map={"":'cuda:0'})
tokenizer = AutoTokenizer.from_pretrained(args.awq_path)
print("awq model",args.awq_path.split('/')[-1])
gpu_usage = GPUtil.getGPUs()[0].memoryUsed
print(f"gpu usage: {round(gpu_usage/1024,2)}GB")
evaluate_perplexity(model, tokenizer, args.data_path)
del model
#we will support the autogptq later
if args.gptq_path:
tokenizer = AutoTokenizer.from_pretrained(args.gptq_path, use_fast=True)
model = AutoGPTQForCausalLM.from_quantized(args.gptq_path, device="cuda:0",trust_remote_code=True)
print("gptq model",args.gptq_path.split('/')[-1])
gpu_usage = GPUtil.getGPUs()[0].memoryUsed
print(f"gpu usage: {round(gpu_usage/1024,2)}GB")
evaluate_perplexity(model, tokenizer, args.data_path)