89 lines
3.0 KiB
Python
89 lines
3.0 KiB
Python
"""
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E2E tests for relora llama
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"""
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import logging
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import os
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import unittest
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from pathlib import Path
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from axolotl.cli.args import TrainerCliArgs
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from axolotl.common.datasets import load_datasets
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from axolotl.train import train
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from axolotl.utils.config import normalize_config
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from axolotl.utils.dict import DictDefault
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from .utils import check_model_output_exists, check_tensorboard, with_temp_dir
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LOG = logging.getLogger("axolotl.tests.e2e")
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os.environ["WANDB_DISABLED"] = "true"
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class TestReLoraLlama(unittest.TestCase):
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"""
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Test case for Llama models using LoRA
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"""
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@with_temp_dir
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def test_relora(self, temp_dir):
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# pylint: disable=duplicate-code
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cfg = DictDefault(
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{
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"base_model": "HuggingFaceTB/SmolLM2-135M",
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"sequence_len": 2048,
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"sample_packing": True,
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"pad_to_sequence_len": True,
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"flash_attention": True,
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"load_in_8bit": True,
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"adapter": "lora",
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"lora_r": 8,
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"lora_alpha": 16,
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"lora_dropout": 0.05,
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"lora_target_modules": ["q_proj", "v_proj"],
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"relora_steps": 100,
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"relora_warmup_steps": 20,
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"relora_anneal_steps": 10,
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"relora_prune_ratio": 0.9,
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"relora_cpu_offload": True,
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"val_set_size": 0.0,
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"special_tokens": {
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"pad_token": "<|endoftext|>",
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},
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"chat_template": "chatml",
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"datasets": [
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{
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"path": "mlabonne/FineTome-100k",
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"type": "chat_template",
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"split": "train[:10%]",
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"field_messages": "conversations",
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"message_field_role": "from",
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"message_field_content": "value",
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},
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],
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"warmup_steps": 20,
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"num_epochs": 2,
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"max_steps": 205, # at least 2x relora_steps
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"micro_batch_size": 2,
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"gradient_accumulation_steps": 1,
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"output_dir": temp_dir,
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"learning_rate": 0.00001,
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"optimizer": "adamw_8bit",
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"lr_scheduler": "cosine",
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"save_safetensors": True,
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"use_tensorboard": True,
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}
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)
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normalize_config(cfg)
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cli_args = TrainerCliArgs()
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dataset_meta = load_datasets(cfg=cfg, cli_args=cli_args)
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train(cfg=cfg, dataset_meta=dataset_meta)
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check_model_output_exists(Path(temp_dir) / "checkpoint-100/adapter", cfg)
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assert (
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Path(temp_dir) / "checkpoint-100/relora/model.safetensors"
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).exists(), "Relora model checkpoint not found"
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check_tensorboard(
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temp_dir + "/runs", "train/grad_norm", 0.2, "grad_norm is too high"
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)
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