MegEngine/lite/load_and_run/examples/script/conv_demo.py

#!/usr/bin/env python3
import argparse
import math

import megengine.functional as F
import megengine.module as M
import numpy as np
from megengine import jit, tensor
class ConvNet(M.Module):
     def __init__(self):

         super().__init__()
         self.conv1 = M.Conv2d(in_channels=3, out_channels=1, kernel_size=3, bias=False)

     def forward(self, input):
         x = self.conv1(input)
         return x

if __name__ == "__main__":
    parser = argparse.ArgumentParser(
        description="dump mge model for add_demo",
        formatter_class=argparse.ArgumentDefaultsHelpFormatter,
    )

    parser.add_argument(
        "--dir",
        help="set the dir where the model to dump",
        default=".",
        type=str,
    )

    args = parser.parse_args()
    net = ConvNet()
    net.eval()

    @jit.trace(symbolic=True, capture_as_const=True)
    def fun(data):
        return net(data)
    inp = tensor(np.arange(0, 96).astype("float32").reshape(2, 3, 4, 4))
    out = fun(inp)
    fun.dump(args.dir + "/conv_demo_f32_without_data.mge", arg_names=["data"],
        no_assert=True)