To install Optimum ONNX, you can do:
git clone https://github.com/huggingface/optimum-onnx.git
cd optimum-onnx
pip install .Optimum ONNX is a fast-moving project, and you may want to install from source with the following command:
python -m pip install git+https://github.com/huggingface/optimum-onnx.git