Files
axolotl/tests/e2e/test_dpo.py
Wing Lian 40f4ea23ab replace references to random 68m model w 135m smollm2 (#2570) [skip ci]
* replace references to random 68m model w 135m smollm2

* use AutoTokenizer for smollm2
2025-04-28 10:08:07 -04:00

390 lines
14 KiB
Python

"""
E2E tests for lora llama
"""
import logging
import os
import unittest
from pathlib import Path
import pytest
from axolotl.cli.args import TrainerCliArgs
from axolotl.common.datasets import load_preference_datasets
from axolotl.train import train
from axolotl.utils.config import normalize_config, validate_config
from axolotl.utils.dict import DictDefault
from .utils import check_model_output_exists, with_temp_dir
LOG = logging.getLogger("axolotl.tests.e2e")
os.environ["WANDB_DISABLED"] = "true"
class TestDPOLlamaLora(unittest.TestCase):
"""
Test case for DPO Llama models using LoRA
"""
@with_temp_dir
def test_dpo_lora(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 64,
"lora_alpha": 32,
"lora_dropout": 0.1,
"lora_target_linear": True,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"rl": "dpo",
"datasets": [
{
"path": "arcee-ai/distilabel-intel-orca-dpo-pairs-binarized",
"type": "chatml.ultra",
"split": "train",
},
],
"num_epochs": 1,
"micro_batch_size": 4,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "paged_adamw_8bit",
"lr_scheduler": "cosine",
"max_steps": 20,
"save_steps": 10,
"warmup_steps": 5,
"gradient_checkpointing": True,
"gradient_checkpointing_kwargs": {"use_reentrant": True},
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_preference_datasets(cfg=cfg, cli_args=cli_args)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(Path(temp_dir) / "checkpoint-20", cfg)
@with_temp_dir
def test_dpo_nll_lora(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 64,
"lora_alpha": 32,
"lora_dropout": 0.1,
"lora_target_linear": True,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"rl": "dpo",
"rpo_alpha": 0.5,
"datasets": [
{
"path": "arcee-ai/distilabel-intel-orca-dpo-pairs-binarized",
"type": "chatml.ultra",
"split": "train",
},
],
"num_epochs": 1,
"micro_batch_size": 4,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "paged_adamw_8bit",
"lr_scheduler": "cosine",
"max_steps": 20,
"save_steps": 10,
"warmup_steps": 5,
"gradient_checkpointing": True,
"gradient_checkpointing_kwargs": {"use_reentrant": True},
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_preference_datasets(cfg=cfg, cli_args=cli_args)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(Path(temp_dir) / "checkpoint-20", cfg)
@with_temp_dir
def test_dpo_use_weighting(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 64,
"lora_alpha": 32,
"lora_dropout": 0.1,
"lora_target_linear": True,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"rl": "dpo",
"dpo_use_weighting": True,
"datasets": [
{
"path": "arcee-ai/distilabel-intel-orca-dpo-pairs-binarized",
"type": "chatml.ultra",
"split": "train",
},
],
"num_epochs": 1,
"micro_batch_size": 4,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "paged_adamw_8bit",
"lr_scheduler": "cosine",
"max_steps": 20,
"save_steps": 10,
"warmup_steps": 5,
"gradient_checkpointing": True,
"gradient_checkpointing_kwargs": {"use_reentrant": True},
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_preference_datasets(cfg=cfg, cli_args=cli_args)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(Path(temp_dir) / "checkpoint-20", cfg)
@pytest.mark.skip("kto_pair no longer supported in trl")
@with_temp_dir
def test_kto_pair_lora(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 64,
"lora_alpha": 32,
"lora_dropout": 0.1,
"lora_target_linear": True,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"rl": "kto_pair",
"datasets": [
{
"path": "arcee-ai/distilabel-intel-orca-dpo-pairs-binarized",
"type": "chatml.ultra",
"split": "train",
},
],
"num_epochs": 1,
"micro_batch_size": 4,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "paged_adamw_8bit",
"lr_scheduler": "cosine",
"max_steps": 20,
"save_steps": 10,
"warmup_steps": 5,
"gradient_checkpointing": True,
"gradient_checkpointing_kwargs": {"use_reentrant": True},
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_preference_datasets(cfg=cfg, cli_args=cli_args)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(Path(temp_dir) / "checkpoint-20", cfg)
@with_temp_dir
def test_ipo_lora(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 64,
"lora_alpha": 32,
"lora_dropout": 0.1,
"lora_target_linear": True,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"rl": "ipo",
"datasets": [
{
"path": "arcee-ai/distilabel-intel-orca-dpo-pairs-binarized",
"type": "chatml.ultra",
"split": "train",
},
],
"num_epochs": 1,
"micro_batch_size": 4,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "paged_adamw_8bit",
"lr_scheduler": "cosine",
"max_steps": 20,
"save_steps": 10,
"warmup_steps": 5,
"gradient_checkpointing": True,
"gradient_checkpointing_kwargs": {"use_reentrant": True},
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_preference_datasets(cfg=cfg, cli_args=cli_args)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(Path(temp_dir) / "checkpoint-20", cfg)
@with_temp_dir
def test_orpo_lora(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 64,
"lora_alpha": 32,
"lora_dropout": 0.1,
"lora_target_linear": True,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"rl": "orpo",
"orpo_alpha": 0.1,
"remove_unused_columns": False,
"chat_template": "chatml",
"datasets": [
{
"path": "argilla/distilabel-capybara-dpo-7k-binarized",
"type": "chat_template.argilla",
"split": "train",
},
],
"num_epochs": 1,
"micro_batch_size": 4,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "paged_adamw_8bit",
"lr_scheduler": "cosine",
"max_steps": 20,
"save_steps": 10,
"warmup_steps": 5,
"gradient_checkpointing": True,
"gradient_checkpointing_kwargs": {"use_reentrant": True},
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_preference_datasets(cfg=cfg, cli_args=cli_args)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(Path(temp_dir) / "checkpoint-20", cfg)
@pytest.mark.skip(reason="Fix the implementation")
@with_temp_dir
def test_kto_lora(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"tokenizer_type": "LlamaTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 64,
"lora_alpha": 32,
"lora_dropout": 0.1,
"lora_target_linear": True,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"rl": "kto",
"rl_beta": 0.5,
"kto_desirable_weight": 1.0,
"kto_undesirable_weight": 1.0,
"remove_unused_columns": False,
"datasets": [
# {
# "path": "argilla/kto-mix-15k",
# "type": "chatml.argilla_chat",
# "split": "train",
# },
{
"path": "argilla/ultrafeedback-binarized-preferences-cleaned-kto",
"type": "chatml.ultra",
"split": "train",
},
# {
# "path": "argilla/kto-mix-15k",
# "type": "llama3.argilla_chat",
# "split": "train",
# },
{
"path": "argilla/ultrafeedback-binarized-preferences-cleaned-kto",
"type": "llama3.ultra",
"split": "train",
},
],
"num_epochs": 1,
"micro_batch_size": 4,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "paged_adamw_8bit",
"lr_scheduler": "cosine",
"max_steps": 20,
"save_steps": 10,
"warmup_steps": 5,
"gradient_checkpointing": True,
"gradient_checkpointing_kwargs": {"use_reentrant": True},
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_preference_datasets(cfg=cfg, cli_args=cli_args)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(Path(temp_dir) / "checkpoint-20", cfg)