46 lines
1.4 KiB
Python
46 lines
1.4 KiB
Python
import argparse
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import os
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import struct
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import torch
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from utils.torch_utils import select_device
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from models.models import Darknet
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def parse_args():
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parser = argparse.ArgumentParser(description="PyTorch YOLOR conversion (main branch)")
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parser.add_argument("-w", "--weights", required=True, help="Input weights (.pt) file path (required)")
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parser.add_argument("-c", "--cfg", required=True, help="Input cfg (.cfg) file path (required)")
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args = parser.parse_args()
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if not os.path.isfile(args.weights):
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raise SystemExit("Invalid weights file")
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if not os.path.isfile(args.cfg):
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raise SystemExit("Invalid cfg file")
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return args.weights, args.cfg
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pt_file, cfg_file = parse_args()
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wts_file = "%s.wts" % cfg_file.rsplit("/")[1].split(".cfg")[0]
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device = select_device("cpu")
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model = Darknet(cfg_file).to(device)
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model.load_state_dict(torch.load(pt_file, map_location=device)["model"])
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model.to(device).eval()
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with open(wts_file, "w") as f:
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wts_write = ""
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conv_count = 0
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for k, v in model.state_dict().items():
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if "num_batches_tracked" not in k:
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vr = v.reshape(-1).cpu().numpy()
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wts_write += "{} {} ".format(k, len(vr))
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for vv in vr:
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wts_write += " "
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wts_write += struct.pack(">f", float(vv)).hex()
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wts_write += "\n"
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conv_count += 1
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f.write("{}\n".format(conv_count))
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f.write(wts_write)
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os.system("cp %s ./" % cfg_file)
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