so-vits-svc/compress_model.py

70 lines
2.0 KiB
Python

from collections import OrderedDict
import torch
import utils
from models import SynthesizerTrn
def copyStateDict(state_dict):
if list(state_dict.keys())[0].startswith('module'):
start_idx = 1
else:
start_idx = 0
new_state_dict = OrderedDict()
for k, v in state_dict.items():
name = ','.join(k.split('.')[start_idx:])
new_state_dict[name] = v
return new_state_dict
def removeOptimizer(config: str, input_model: str, output_model: str):
hps = utils.get_hparams_from_file(config)
net_g = SynthesizerTrn(hps.data.filter_length // 2 + 1,
hps.train.segment_size // hps.data.hop_length,
**hps.model)
optim_g = torch.optim.AdamW(net_g.parameters(),
hps.train.learning_rate,
betas=hps.train.betas,
eps=hps.train.eps)
state_dict_g = torch.load(input_model, map_location="cpu")
new_dict_g = copyStateDict(state_dict_g)
keys = []
for k, v in new_dict_g['model'].items():
keys.append(k)
new_dict_g = {k: new_dict_g['model'][k] for k in keys}
torch.save(
{
'model': new_dict_g,
'iteration': 0,
'optimizer': optim_g.state_dict(),
'learning_rate': 0.0001
}, output_model)
if __name__ == "__main__":
import argparse
parser = argparse.ArgumentParser()
parser.add_argument("-c",
"--config",
type=str,
default='configs/config.json')
parser.add_argument("-i", "--input", type=str)
parser.add_argument("-o", "--output", type=str, default=None)
args = parser.parse_args()
output = args.output
if output is None:
import os.path
filename, ext = os.path.splitext(args.input)
output = filename + "_release" + ext
removeOptimizer(args.config, args.input, output)