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PaddleSpeech/paddlespeech/t2s/exps/fastspeech2/train.py

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# Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import argparse
import logging
import os
import shutil
from pathlib import Path
import jsonlines
import numpy as np
import paddle
import yaml
from paddle import DataParallel
from paddle import distributed as dist
from paddle.io import DataLoader
from paddle.io import DistributedBatchSampler
from yacs.config import CfgNode
from paddlespeech.t2s.datasets.am_batch_fn import fastspeech2_multi_spk_batch_fn
from paddlespeech.t2s.datasets.am_batch_fn import fastspeech2_single_spk_batch_fn
from paddlespeech.t2s.datasets.data_table import DataTable
from paddlespeech.t2s.models.fastspeech2 import FastSpeech2
from paddlespeech.t2s.models.fastspeech2 import FastSpeech2Evaluator
from paddlespeech.t2s.models.fastspeech2 import FastSpeech2Updater
from paddlespeech.t2s.training.extensions.snapshot import Snapshot
from paddlespeech.t2s.training.extensions.visualizer import VisualDL
from paddlespeech.t2s.training.optimizer import build_optimizers
from paddlespeech.t2s.training.seeding import seed_everything
from paddlespeech.t2s.training.trainer import Trainer
def train_sp(args, config):
# decides device type and whether to run in parallel
# setup running environment correctly
if (not paddle.is_compiled_with_cuda()) or args.ngpu == 0:
paddle.set_device("cpu")
else:
paddle.set_device("gpu")
world_size = paddle.distributed.get_world_size()
if world_size > 1:
paddle.distributed.init_parallel_env()
# set the random seed, it is a must for multiprocess training
seed_everything(config.seed)
print(
f"rank: {dist.get_rank()}, pid: {os.getpid()}, parent_pid: {os.getppid()}",
)
fields = [
"text", "text_lengths", "speech", "speech_lengths", "durations",
"pitch", "energy"
]
if args.speaker_dict is not None:
print("multiple speaker fastspeech2!")
collate_fn = fastspeech2_multi_spk_batch_fn
with open(args.speaker_dict, 'rt') as f:
spk_id = [line.strip().split() for line in f.readlines()]
num_speakers = len(spk_id)
fields += ["spk_id"]
else:
print("single speaker fastspeech2!")
collate_fn = fastspeech2_single_spk_batch_fn
num_speakers = None
print("num_speakers:", num_speakers)
# dataloader has been too verbose
logging.getLogger("DataLoader").disabled = True
# construct dataset for training and validation
with jsonlines.open(args.train_metadata, 'r') as reader:
train_metadata = list(reader)
train_dataset = DataTable(
data=train_metadata,
fields=fields,
converters={"speech": np.load,
"pitch": np.load,
"energy": np.load}, )
with jsonlines.open(args.dev_metadata, 'r') as reader:
dev_metadata = list(reader)
dev_dataset = DataTable(
data=dev_metadata,
fields=fields,
converters={"speech": np.load,
"pitch": np.load,
"energy": np.load}, )
# collate function and dataloader
train_sampler = DistributedBatchSampler(
train_dataset,
batch_size=config.batch_size,
shuffle=True,
drop_last=True)
print("samplers done!")
train_dataloader = DataLoader(
train_dataset,
batch_sampler=train_sampler,
collate_fn=collate_fn,
num_workers=config.num_workers)
dev_dataloader = DataLoader(
dev_dataset,
shuffle=False,
drop_last=False,
batch_size=config.batch_size,
collate_fn=collate_fn,
num_workers=config.num_workers)
print("dataloaders done!")
with open(args.phones_dict, "r") as f:
phn_id = [line.strip().split() for line in f.readlines()]
vocab_size = len(phn_id)
print("vocab_size:", vocab_size)
odim = config.n_mels
model = FastSpeech2(
idim=vocab_size,
odim=odim,
num_speakers=num_speakers,
**config["model"])
if world_size > 1:
model = DataParallel(model)
print("model done!")
optimizer = build_optimizers(model, **config["optimizer"])
print("optimizer done!")
output_dir = Path(args.output_dir)
output_dir.mkdir(parents=True, exist_ok=True)
if dist.get_rank() == 0:
config_name = args.config.split("/")[-1]
# copy conf to output_dir
shutil.copyfile(args.config, output_dir / config_name)
updater = FastSpeech2Updater(
model=model,
optimizer=optimizer,
dataloader=train_dataloader,
output_dir=output_dir,
**config["updater"])
trainer = Trainer(updater, (config.max_epoch, 'epoch'), output_dir)
evaluator = FastSpeech2Evaluator(
model, dev_dataloader, output_dir=output_dir, **config["updater"])
if dist.get_rank() == 0:
trainer.extend(evaluator, trigger=(1, "epoch"))
trainer.extend(VisualDL(output_dir), trigger=(1, "iteration"))
trainer.extend(
Snapshot(max_size=config.num_snapshots), trigger=(1, 'epoch'))
# print(trainer.extensions)
trainer.run()
def main():
# parse args and config and redirect to train_sp
parser = argparse.ArgumentParser(description="Train a FastSpeech2 model.")
parser.add_argument("--config", type=str, help="fastspeech2 config file.")
parser.add_argument("--train-metadata", type=str, help="training data.")
parser.add_argument("--dev-metadata", type=str, help="dev data.")
parser.add_argument("--output-dir", type=str, help="output dir.")
parser.add_argument(
"--ngpu", type=int, default=1, help="if ngpu=0, use cpu.")
parser.add_argument("--verbose", type=int, default=1, help="verbose.")
parser.add_argument(
"--phones-dict", type=str, default=None, help="phone vocabulary file.")
parser.add_argument(
"--speaker-dict",
type=str,
default=None,
help="speaker id map file for multiple speaker model.")
args = parser.parse_args()
with open(args.config) as f:
config = CfgNode(yaml.safe_load(f))
print("========Args========")
print(yaml.safe_dump(vars(args)))
print("========Config========")
print(config)
print(
f"master see the word size: {dist.get_world_size()}, from pid: {os.getpid()}"
)
# dispatch
if args.ngpu > 1:
dist.spawn(train_sp, (args, config), nprocs=args.ngpu)
else:
train_sp(args, config)
if __name__ == "__main__":
main()