azalea/VITS-fast-fine-tuning
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修改加载latest model的方式，修改global_step计算，增加preserved参数，增加train_with_pretrained_model参数

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Emberstar
2023-06-14 10:18:19 +08:00
parent e97b185188
commit 576424fe58
2 changed files with 46 additions and 14 deletions
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finetune_speaker_v2.py
+22 -11
View File
@@ -100,18 +100,26 @@ def run(rank, n_gpus, hps):
# load existing model
if hps.cont:
try:
_, _, _, epoch_str = utils.load_checkpoint("./OUTPUT_MODEL/G_latest.pth", net_g, None)
_, _, _, epoch_str = utils.load_checkpoint("./OUTPUT_MODEL/D_latest.pth", net_d, None)
global_step = epoch_str * hps.train.batch_size
_, _, _, epoch_str = utils.load_checkpoint(utils.latest_checkpoint_path(hps.model_dir, "G_[0-9]*.pth"), net_g, None)
_, _, _, epoch_str = utils.load_checkpoint(utils.latest_checkpoint_path(hps.model_dir, "D_[0-9]*.pth"), net_d, None)
global_step = (epoch_str - 1) * len(train_loader)
except:
print("Failed to find latest checkpoint, loading G_0.pth...")
_, _, _, epoch_str = utils.load_checkpoint("./pretrained_models/G_0.pth", net_g, None)
_, _, _, epoch_str = utils.load_checkpoint("./pretrained_models/D_0.pth", net_d, None)
if hps.train_with_pretrained_model:
print("Train with pretrained model...")
_, _, _, epoch_str = utils.load_checkpoint("./pretrained_models/G_0.pth", net_g, None)
_, _, _, epoch_str = utils.load_checkpoint("./pretrained_models/D_0.pth", net_d, None)
else:
print("Train without pretrained model...")
epoch_str = 1
global_step = 0
else:
_, _, _, epoch_str = utils.load_checkpoint("./pretrained_models/G_0.pth", net_g, None)
_, _, _, epoch_str = utils.load_checkpoint("./pretrained_models/D_0.pth", net_d, None)
if hps.train_with_pretrained_model:
print("Train with pretrained model...")
_, _, _, epoch_str = utils.load_checkpoint("./pretrained_models/G_0.pth", net_g, None)
_, _, _, epoch_str = utils.load_checkpoint("./pretrained_models/D_0.pth", net_d, None)
else:
print("Train without pretrained model...")
epoch_str = 1
global_step = 0
# freeze all other layers except speaker embedding
@@ -256,13 +264,16 @@ def train_and_evaluate(rank, epoch, hps, nets, optims, schedulers, scaler, loade
utils.save_checkpoint(net_g, None, hps.train.learning_rate, epoch,
os.path.join(hps.model_dir, "G_latest.pth".format(global_step)))
utils.save_checkpoint(net_d, None, hps.train.learning_rate, epoch, os.path.join(hps.model_dir, "D_{}.pth".format(global_step)))
utils.save_checkpoint(net_d, None, hps.train.learning_rate, epoch,
os.path.join(hps.model_dir, "D_latest.pth".format(global_step)))
old_g=os.path.join(hps.model_dir, "G_{}.pth".format(global_step-4000))
old_d=os.path.join(hps.model_dir, "D_{}.pth".format(global_step-4000))
# utils.save_checkpoint(net_d, None, hps.train.learning_rate, epoch,
# os.path.join(hps.model_dir, "D_latest.pth".format(global_step)))
old_g = utils.oldest_checkpoint_path(hps.model_dir, "G_[0-9]*.pth",
preserved=hps.preserved) # Preserve 4 (default) historical checkpoints.
old_d = utils.oldest_checkpoint_path(hps.model_dir, "D_[0-9]*.pth", preserved=hps.preserved)
if os.path.exists(old_g):
print(f"remove {old_g}")
os.remove(old_g)
if os.path.exists(old_d):
print(f"remove {old_d}")
os.remove(old_d)
global_step += 1
if epoch > hps.max_epochs:
utils.py
+24 -3
View File
@@ -204,14 +204,29 @@ def summarize(writer, global_step, scalars={}, histograms={}, images={}, audios=
writer.add_audio(k, v, global_step, audio_sampling_rate)
def latest_checkpoint_path(dir_path, regex="G_*.pth"):
def extract_digits(f):
digits = "".join(filter(str.isdigit, f))
return int(digits) if digits else -1
def latest_checkpoint_path(dir_path, regex="G_[0-9]*.pth"):
f_list = glob.glob(os.path.join(dir_path, regex))
f_list.sort(key=lambda f: int("".join(filter(str.isdigit, f))))
f_list.sort(key=lambda f: extract_digits(f))
x = f_list[-1]
print(x)
print(f"latest_checkpoint_path:{x}")
return x
def oldest_checkpoint_path(dir_path, regex="G_[0-9]*.pth", preserved=4):
f_list = glob.glob(os.path.join(dir_path, regex))
f_list.sort(key=lambda f: extract_digits(f))
if len(f_list) > preserved:
x = f_list[0]
print(f"oldest_checkpoint_path:{x}")
return x
return ""
def plot_spectrogram_to_numpy(spectrogram):
global MATPLOTLIB_FLAG
if not MATPLOTLIB_FLAG:
@@ -288,6 +303,10 @@ def get_hparams(init=True):
help='finetune epochs')
parser.add_argument('--cont', type=bool, default=False, help='whether to continue training on the latest checkpoint')
parser.add_argument('--drop_speaker_embed', type=bool, default=False, help='whether to drop existing characters')
parser.add_argument('--train_with_pretrained_model', type=bool, default=True,
help='whether to train with pretrained model')
parser.add_argument('--preserved', type=int, default=4,
help='Number of preserved models')
args = parser.parse_args()
model_dir = os.path.join("./", args.model)
@@ -312,6 +331,8 @@ def get_hparams(init=True):
hparams.max_epochs = args.max_epochs
hparams.cont = args.cont
hparams.drop_speaker_embed = args.drop_speaker_embed
hparams.train_with_pretrained_model = args.train_with_pretrained_model
hparams.preserved = args.preserved
return hparams