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hao-ai-lab-FastVideo/fastvideo/tests/training/self-forcing/test_self_forcing.py
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5.3 KiB
Python

import os
os.environ["MASTER_ADDR"] = "localhost"
os.environ["MASTER_PORT"] = "29513"
import sys
import subprocess
from pathlib import Path
import torch
import json
from huggingface_hub import snapshot_download
from fastvideo.utils import logger
# Import the training pipeline
sys.path.append(str(Path(__file__).parent.parent.parent.parent.parent))
from fastvideo.training.wan_self_forcing_distillation_pipeline import WanSelfForcingDistillationPipeline
from fastvideo.fastvideo_args import FastVideoArgs, TrainingArgs
from fastvideo.utils import FlexibleArgumentParser
wandb_name = "test_self_forcing_distill"
NUM_NODES = "1"
NUM_GPUS_PER_NODE = "2"
def run_worker():
"""Worker function that will be run on each GPU"""
# Create and populate args
parser = FlexibleArgumentParser()
parser = TrainingArgs.add_cli_args(parser)
parser = FastVideoArgs.add_cli_args(parser)
# Set the arguments based on the distill_dmd_t2v_1.3B.sh script
args = parser.parse_args([
"--model_path", "wlsaidhi/SFWan2.1-T2V-1.3B-Diffusers",
"--inference_mode", "False",
"--pretrained_model_name_or_path", "wlsaidhi/SFWan2.1-T2V-1.3B-Diffusers",
"--real_score_model_path", "Wan-AI/Wan2.1-T2V-1.3B-Diffusers",
"--fake_score_model_path", "Wan-AI/Wan2.1-T2V-1.3B-Diffusers",
"--data_path", "data/crush-smol_processed_t2v/combined_parquet_dataset",
"--validation_dataset_file", "examples/training/finetune/wan_t2v_1.3B/crush_smol/validation.json",
"--train_batch_size", "1",
"--num_latent_t", "21",
"--num_gpus", "2",
"--sp_size", "1",
"--tp_size", "1",
"--hsdp_replicate_dim", "1",
"--hsdp_shard_dim", "2",
"--train_sp_batch_size", "1",
"--dataloader_num_workers", "1",
"--gradient_accumulation_steps", "1",
"--max_train_steps", "2",
"--learning_rate", "1e-5",
"--mixed_precision", "bf16",
"--training_state_checkpointing_steps", "30",
"--weight_only_checkpointing_steps", "30",
"--validation_steps", "10",
"--validation_sampling_steps", "3",
"--log_validation",
"--checkpoints_total_limit", "3",
"--ema_start_step", "0",
"--training_cfg_rate", "0.0",
"--output_dir", "data/wan_self_forcing_test",
"--tracker_project_name", "wan_self_forcing_ci",
"--wandb_run_name", wandb_name,
"--num_height", "480",
"--num_width", "832",
"--num_frames", "21",
"--flow_shift", "5",
"--weight_decay", "0.01",
"--dit_precision", "fp32",
"--max_grad_norm", "1.0",
# DMD args
"--dmd_denoising_steps", "1000,750,500", # Reduced steps for testing
"--min_timestep_ratio", "0.02",
"--max_timestep_ratio", "0.98",
"--dfake_gen_update_ratio", "5",
"--real_score_guidance_scale", "3.0",
"--fake_score_learning_rate", "8e-6",
"--fake_score_betas", "0.0,0.999",
"--warp_denoising_step",
"--enable_gradient_checkpointing_type", "full",
# Self-forcing specific args
"--log_visualization",
"--simulate_generator_forward",
"--num_frame_per_block", "3",
"--enable_gradient_masking",
"--gradient_mask_last_n_frames", "21",
"--independent_first_frame", "False",
"--same_step_across_blocks", "True",
"--last_step_only", "False",
"--context_noise", "0",
"--use_ema", "True",
"--ema_decay", "0.99",
"--ema_start_step", "100",
])
# Call the main training function
pipeline = WanSelfForcingDistillationPipeline.from_pretrained(
args.pretrained_model_name_or_path, args=args)
args = pipeline.training_args
pipeline.train()
logger.info("Self-forcing distillation training pipeline done")
def test_distributed_training():
"""Test the distributed self-forcing training setup"""
os.environ["WANDB_MODE"] = "offline"
data_dir = Path("data/crush-smol_processed_t2v")
if not data_dir.exists():
print(f"Downloading test dataset to {data_dir}...")
snapshot_download(
repo_id="wlsaidhi/crush-smol_processed_t2v",
local_dir=str(data_dir),
repo_type="dataset",
local_dir_use_symlinks=False
)
# Get the current file path
current_file = Path(__file__).resolve()
# Run torchrun command
cmd = [
"torchrun",
"--nnodes", NUM_NODES,
"--nproc_per_node", NUM_GPUS_PER_NODE,
"--master_port", os.environ["MASTER_PORT"],
str(current_file)
]
process = subprocess.run(cmd, capture_output=True, text=True)
# Print stdout and stderr for debugging
if process.stdout:
print("STDOUT:", process.stdout)
if process.stderr:
print("STDERR:", process.stderr)
# Check if the process failed
if process.returncode != 0:
print(f"Process failed with return code: {process.returncode}")
raise subprocess.CalledProcessError(process.returncode, cmd, process.stdout, process.stderr)
if __name__ == "__main__":
if os.environ.get("LOCAL_RANK") is not None:
# We're being run by torchrun
run_worker()
else:
# We're being run directly
test_distributed_training()