Error setting up TAO Toolkit - 'nvidia-docker not found'

Accelerated Computing Intelligent Video Analytics TAO Toolkit
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8

Please try again with below.
curl -s -L https://nvidia.github.io/nvidia-docker/gpgkey |
sudo apt-key add -
distribution=$(. /etc/os-release;echo $ID$VERSION_ID)
curl -s -L https://nvidia.github.io/nvidia-docker/$distribution/nvidia-docker.list |
sudo tee /etc/apt/sources.list.d/nvidia-docker.list
sudo apt-get update
sudo apt-get install -y nvidia-docker2
sudo pkill -SIGHUP dockerd