Can not export onnx on ostrack

[Larry-Ye]

Traceback (most recent call last): File "export_onnx.py", line 64, in main() File "export_onnx.py", line 45, in main torch.onnx.export( File "/home/c/anaconda3/envs/ostrack/lib/python3.8/site-packages/torch/onnx/init.py", line 275, in export return utils.export(model, args, f, export_params, verbose, training, File "/home/c/anaconda3/envs/ostrack/lib/python3.8/site-packages/torch/onnx/utils.py", line 88, in export _export(model, args, f, export_params, verbose, training, input_names, output_names, File "/home/c/anaconda3/envs/ostrack/lib/python3.8/site-packages/torch/onnx/utils.py", line 672, in _export _set_opset_version(opset_version) File "/home/c/anaconda3/envs/ostrack/lib/python3.8/site-packages/torch/onnx/symbolic_helper.py", line 783, in _set_opset_version raise ValueError("Unsupported ONNX opset version: " + str(opset_version)) ValueError: Unsupported ONNX opset version: 15