DL-Art-School/codes/distill_torchscript.py
James Betker 987cdad0b6 Misc mods
2020-05-23 21:09:38 -06:00

31 lines
1.2 KiB
Python

import argparse
import options.options as option
from models.networks import define_G
import torch
import torchvision
import torch.nn.functional as F
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument('-opt', type=str, help='Path to options YAML file.', default='../options/use_vrp_upsample.yml')
opt = option.parse(parser.parse_args().opt, is_train=False)
opt = option.dict_to_nonedict(opt)
netG = define_G(opt)
dummyInput = torch.rand(1,3,8,8)
torchscript = False
if torchscript:
print("Tracing generator network..")
traced_netG = torch.jit.trace(netG, dummyInput)
traced_netG.save('../results/ts_generator.zip')
print(traced_netG)
else:
print("Performing onnx trace")
input_names = ["lr_input"]
output_names = ["hr_image"]
dynamic_axes = {'lr_input': {0: 'batch', 1: 'filters', 2: 'h', 3: 'w'}, 'hr_image': {0: 'batch', 1: 'filters', 2: 'h', 3: 'w'}}
torch.onnx.export(netG, dummyInput, "../results/gen.onnx", verbose=True, input_names=input_names,
output_names=output_names, dynamic_axes=dynamic_axes, opset_version=11)