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axolotl/tests/e2e/patched/test_llama_s2_attention.py
Dan Saunders 79ddaebe9a Add ruff, remove black, isort, flake8, pylint (#3092)
* black, isort, flake8 -> ruff

* remove unused

* add back needed import

* fix
2025-08-23 23:37:33 -04:00

112 lines
3.4 KiB
Python

"""
E2E tests for llama w/ S2 attn
"""
import unittest
import pytest
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, with_temp_dir
@pytest.mark.skip(reason="FIXME?")
class TestLlamaShiftedSparseAttention(unittest.TestCase):
"""
Test case for Llama models using S2 Attn
"""
@with_temp_dir
def test_lora_s2_attn(self, temp_dir):
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 16384,
"sample_packing": False,
"flash_attention": True,
"s2_attention": True,
"load_in_8bit": True,
"adapter": "lora",
"lora_r": 32,
"lora_alpha": 16,
"lora_dropout": 0.05,
"lora_target_linear": True,
"val_set_size": 0.02,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"datasets": [
{
"path": "Yukang/LongAlpaca-12k",
"type": "alpaca",
},
],
"num_epochs": 2,
"micro_batch_size": 1,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "adamw_torch_fused",
"lr_scheduler": "cosine",
"max_steps": 10,
"save_steps": 5,
"eval_steps": 5,
"bf16": "auto",
"save_first_step": False,
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
dataset_meta = load_datasets(cfg=cfg)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(temp_dir, cfg)
@with_temp_dir
def test_fft_s2_attn(self, temp_dir):
cfg = DictDefault(
{
"base_model": "HuggingFaceTB/SmolLM2-135M",
"tokenizer_type": "AutoTokenizer",
"sequence_len": 16384,
"sample_packing": False,
"flash_attention": True,
"s2_attention": True,
"val_set_size": 0.02,
"special_tokens": {
"pad_token": "<|endoftext|>",
},
"datasets": [
{
"path": "Yukang/LongAlpaca-12k",
"type": "alpaca",
},
],
"num_epochs": 2,
"micro_batch_size": 1,
"gradient_accumulation_steps": 1,
"output_dir": temp_dir,
"learning_rate": 0.00001,
"optimizer": "adamw_torch_fused",
"lr_scheduler": "cosine",
"max_steps": 10,
"save_steps": 5,
"eval_steps": 5,
"bf16": "auto",
"save_first_step": False,
}
)
cfg = validate_config(cfg)
normalize_config(cfg)
dataset_meta = load_datasets(cfg=cfg)
train(cfg=cfg, dataset_meta=dataset_meta)
check_model_output_exists(temp_dir, cfg)