arcface_torch/flops.py

import argparse

from backbones import get_model
from ptflops import get_model_complexity_info

if __name__ == "__main__":
    parser = argparse.ArgumentParser(description="")
    parser.add_argument("n", type=str, default="r100")
    args = parser.parse_args()
    net = get_model(args.n)
    macs, params = get_model_complexity_info(
        net, (3, 112, 112), as_strings=False, print_per_layer_stat=True, verbose=True
    )
    gmacs = macs / (1000**3)
    print("%.3f GFLOPs" % gmacs)
    print("%.3f Mparams" % (params / (1000**2)))

    if hasattr(net, "extra_gflops"):
        print("%.3f Extra-GFLOPs" % net.extra_gflops)
        print("%.3f Total-GFLOPs" % (gmacs + net.extra_gflops))