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launch_baseline.py
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launch_baseline.py
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import argparse
import contextlib
import logging
import os
import sys
from tqdm import tqdm
import torch
from threestudio.utils.base import (
Updateable,
update_end_if_possible,
update_if_possible,
get_device
)
from threestudio.utils.config import dump_config
from datetime import datetime, timedelta
class ColoredFilter(logging.Filter):
"""
A logging filter to add color to certain log levels.
"""
RESET = "\033[0m"
RED = "\033[31m"
GREEN = "\033[32m"
YELLOW = "\033[33m"
BLUE = "\033[34m"
MAGENTA = "\033[35m"
CYAN = "\033[36m"
COLORS = {
"WARNING": YELLOW,
"INFO": GREEN,
"DEBUG": BLUE,
"CRITICAL": MAGENTA,
"ERROR": RED,
}
RESET = "\x1b[0m"
def __init__(self):
super().__init__()
def filter(self, record):
if record.levelname in self.COLORS:
color_start = self.COLORS[record.levelname]
record.levelname = f"{color_start}[{record.levelname}]"
record.msg = f"{record.msg}{self.RESET}"
return True
import time
def to_device(batch, device):
for k, v in batch.items():
if isinstance(v, torch.Tensor):
batch[k] = v.to(device)
return batch
def main(args, extras) -> None:
# set CUDA_VISIBLE_DEVICES if needed, then import pytorch-lightning
os.environ["CUDA_DEVICE_ORDER"] = "PCI_BUS_ID"
import pytorch_lightning as pl
import torch
from pytorch_lightning import Trainer
from pytorch_lightning.callbacks import LearningRateMonitor, ModelCheckpoint
from pytorch_lightning.loggers import CSVLogger, TensorBoardLogger
from pytorch_lightning.utilities.rank_zero import rank_zero_only
if args.typecheck:
from jaxtyping import install_import_hook
install_import_hook("threestudio", "typeguard.typechecked")
import threestudio
from threestudio.systems.base import BaseSystem
from threestudio.utils.callbacks import (
CodeSnapshotCallback,
ConfigSnapshotCallback,
CustomProgressBar,
ProgressCallback,
)
from threestudio.utils.config import ExperimentConfig, load_config
from threestudio.utils.misc import get_rank
from threestudio.utils.typing import Optional
n_gpus= 1
device = torch.device(f'cuda:{args.gpu}')
logger = logging.getLogger("pytorch_lightning")
if args.verbose:
logger.setLevel(logging.DEBUG)
for handler in logger.handlers:
if handler.stream == sys.stderr: # type: ignore
if not args.gradio:
handler.setFormatter(logging.Formatter("%(levelname)s %(message)s"))
handler.addFilter(ColoredFilter())
else:
handler.setFormatter(logging.Formatter("[%(levelname)s] %(message)s"))
# parse YAML config to OmegaConf
cfg: ExperimentConfig
cfg = load_config(args.config, cli_args=extras, n_gpus=n_gpus)
# set a different seed for each device
pl.seed_everything(cfg.seed + get_rank(), workers=True)
dm = threestudio.find(cfg.data_type)(cfg.data)
system: BaseSystem = threestudio.find(cfg.system_type)(
cfg.system, get_device(), resumed=cfg.resume is not None
)
date_str = datetime.today().strftime('%Y-%m-%d-%H:%M:%S')
cfg.trial_dir = cfg.trial_dir + f'@{date_str}'
system.set_save_dir(os.path.join(cfg.trial_dir, "save"))
config_dir = os.path.join(cfg.trial_dir, "configs")
os.makedirs(config_dir, exist_ok=True)
dump_config(os.path.join(config_dir, "parsed.yaml"), cfg)
train_loop(system, cfg, dm, device)
import time
def to_device(batch, device):
for k, v in batch.items():
if isinstance(v, torch.Tensor):
batch[k] = v.to(device)
elif isinstance(v, dict):
batch[k] = to_device(batch[k], device)
return batch
def train_loop(system, config, datamodule, device):
# other=system.clone()
train_config = config.trainer
datamodule.setup()
train_dataset =datamodule.train_dataloader()
val_dataset =datamodule.val_dataloader()
test_dataset =datamodule.test_dataloader()
system.to(device)
system.on_fit_start(device)
optimizer = system.configure_optimizers()
start_time = time.time()
dataiters = datamodule.get_all_train_iters()
last_vis_time = 0
for global_step in tqdm(range(train_config.max_steps)):
elapsed = time.time() - start_time
batch = next(dataiters.get_current_iter(global_step))
batch = to_device(batch, device)
update_if_possible(train_dataset.dataset, 0, global_step)
system.do_update_step(0, global_step)
res = system.training_step(batch, global_step)
system.do_update_step_end(0, global_step)
update_end_if_possible( train_dataset.dataset, 0, global_step )
for k in optimizer:
optimizer[k].zero_grad()
res['loss'].backward()
if 'loss_lora' in res:
res['loss_lora'].backward()
for k in optimizer:
optimizer[k].step()
if elapsed >= last_vis_time + train_config.val_check_interval and train_config.visualize_progress:
elapsed = time.time() - start_time
system.eval()
batch = next(iter(val_dataset))
batch = to_device(batch, device)
update_if_possible(val_dataset.dataset, 0, global_step)
system.do_update_step(0, global_step)
system.validation_step(batch, global_step, [str(timedelta(seconds=elapsed)).split('.')[0]] if train_config.display_time else None)
system.do_update_step_end(0, global_step)
update_end_if_possible( val_dataset.dataset, 0, global_step )
system.train()
last_vis_time = elapsed
elapsed = time.time() - start_time
system.eval()
with torch.no_grad():
for batch in tqdm(test_dataset):
batch = to_device(batch, device)
update_if_possible(test_dataset.dataset, 0, global_step)
system.do_update_step(0, global_step)
system.test_step(batch, global_step, [str(timedelta(seconds=elapsed)).split('.')[0]] if train_config.display_time else None)
system.do_update_step_end(0, global_step)
update_end_if_possible( test_dataset.dataset, 0, global_step )
system.on_test_epoch_end(global_step)
save_dict = {'epoch': 0, 'global_step': global_step,
'state_dict': system.state_dict()}
torch.save(save_dict, os.path.join(system.get_save_dir(), 'last.ckpt'))
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("--config", required=True, help="path to config file")
parser.add_argument(
"--gpu",
default="0",
help="GPU(s) to be used. 0 means use the 1st available GPU. "
"1,2 means use the 2nd and 3rd available GPU. "
"If CUDA_VISIBLE_DEVICES is set before calling `launch.py`, "
"this argument is ignored and all available GPUs are always used.",
)
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument("--train", action="store_true")
group.add_argument("--validate", action="store_true")
group.add_argument("--test", action="store_true")
group.add_argument("--export", action="store_true")
parser.add_argument(
"--gradio", action="store_true", help="if true, run in gradio mode"
)
parser.add_argument(
"--verbose", action="store_true", help="if true, set logging level to DEBUG"
)
parser.add_argument(
"--typecheck",
action="store_true",
help="whether to enable dynamic type checking",
)
args, extras = parser.parse_known_args()
if args.gradio:
# FIXME: no effect, stdout is not captured
with contextlib.redirect_stdout(sys.stderr):
main(args, extras)
else:
main(args, extras)