Files
axolotl/tests/e2e/test_optimizers.py
2025-05-07 10:31:46 -04:00

249 lines
8.3 KiB
Python

"""
E2E tests for custom optimizers using Llama
"""
import logging
import os
import unittest
from axolotl.cli.args import TrainerCliArgs
from axolotl.common.datasets import load_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, require_torch_2_5_1, with_temp_dir
LOG = logging.getLogger("axolotl.tests.e2e")
os.environ["WANDB_DISABLED"] = "true"
class TestCustomOptimizers(unittest.TestCase):
"""
Test case for Llama models using LoRA
"""
@with_temp_dir
def test_optimi_adamw(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"model_type": "AutoModelForCausalLM",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 8,
"lora_alpha": 16,
"lora_dropout": 0.05,
"lora_target_linear": True,
"val_set_size": 0.02,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"datasets": [
{
"path": "mhenrichsen/alpaca_2k_test",
"type": "alpaca",
},
],
"num_epochs": 1,
"micro_batch_size": 8,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "optimi_adamw",
"max_steps": 5,
"lr_scheduler": "cosine",
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_datasets(cfg=cfg, cli_args=cli_args)
_, _, trainer = train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(temp_dir, cfg)
assert trainer.optimizer.optimizer.__class__.__name__ == "AdamW"
@with_temp_dir
@require_torch_2_5_1
def test_adopt_adamw(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"model_type": "AutoModelForCausalLM",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 8,
"lora_alpha": 16,
"lora_dropout": 0.05,
"lora_target_linear": True,
"val_set_size": 0.02,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"datasets": [
{
"path": "mhenrichsen/alpaca_2k_test",
"type": "alpaca",
},
],
"num_epochs": 1,
"max_steps": 5,
"micro_batch_size": 8,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "adopt_adamw",
"lr_scheduler": "cosine",
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_datasets(cfg=cfg, cli_args=cli_args)
_, _, trainer = train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(temp_dir, cfg)
assert "ADOPT" in trainer.optimizer.optimizer.__class__.__name__
@with_temp_dir
@require_torch_2_5_1
def test_muon(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"model_type": "AutoModelForCausalLM",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 8,
"lora_alpha": 16,
"lora_dropout": 0.05,
"lora_target_linear": True,
"val_set_size": 0.02,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"datasets": [
{
"path": "mhenrichsen/alpaca_2k_test",
"type": "alpaca",
},
],
"num_epochs": 1,
"max_steps": 5,
"micro_batch_size": 8,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "muon",
"lr_scheduler": "cosine",
"weight_decay": 0.01,
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_datasets(cfg=cfg, cli_args=cli_args)
_, _, trainer = train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(temp_dir, cfg)
assert "Muon" in trainer.optimizer.optimizer.__class__.__name__
@with_temp_dir
def test_fft_schedule_free_adamw(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"model_type": "AutoModelForCausalLM",
"sequence_len": 1024,
"val_set_size": 0.01,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"datasets": [
{
"path": "mhenrichsen/alpaca_2k_test",
"type": "alpaca",
},
],
"num_epochs": 1,
"micro_batch_size": 2,
"gradient_accumulation_steps": 2,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "schedule_free_adamw",
"lr_scheduler": "constant",
"save_safetensors": True,
"max_steps": 10,
}
)
# pylint: disable=duplicate-code
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_datasets(cfg=cfg, cli_args=cli_args)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(temp_dir, cfg)
@with_temp_dir
def test_came_pytorch(self, temp_dir):
# pylint: disable=duplicate-code
cfg = DictDefault(
{
"base_model": "JackFram/llama-68m",
"tokenizer_type": "LlamaTokenizer",
"sequence_len": 1024,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 8,
"lora_alpha": 16,
"lora_dropout": 0.05,
"lora_target_linear": True,
"val_set_size": 0.1,
"special_tokens": {
"unk_token": "<unk>",
"bos_token": "<s>",
"eos_token": "</s>",
},
"datasets": [
{
"path": "mhenrichsen/alpaca_2k_test",
"type": "alpaca",
},
],
"num_epochs": 1,
"micro_batch_size": 8,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "came_pytorch",
"adam_beta3": 0.9999,
"adam_epsilon2": 1e-16,
"max_steps": 5,
"lr_scheduler": "cosine",
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
cli_args = TrainerCliArgs()
dataset_meta = load_datasets(cfg=cfg, cli_args=cli_args)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(temp_dir, cfg)