Nvidia Jetson NX 使用tensorrt, ModuleNotFoundError: No module named ‘tensorrt’

1. 确保tensorrt已安装且可用。

dpkg -l | grep nvinfer

输出为：

ii  libnvinfer-bin                                7.1.3-1+cuda10.2                                 arm64        TensorRT binaries
ii  libnvinfer-dev                                7.1.3-1+cuda10.2                                 arm64        TensorRT development libraries and headers
ii  libnvinfer-doc                                7.1.3-1+cuda10.2                                 all          TensorRT documentation
ii  libnvinfer-plugin-dev                         7.1.3-1+cuda10.2                                 arm64        TensorRT plugin libraries
ii  libnvinfer-plugin7                            7.1.3-1+cuda10.2                                 arm64        TensorRT plugin libraries
ii  libnvinfer-samples                            7.1.3-1+cuda10.2                                 all          TensorRT samples
ii  libnvinfer7                                   7.1.3-1+cuda10.2                                 arm64        TensorRT runtime libraries
ii  python-libnvinfer                             7.1.3-1+cuda10.2                                 arm64        Python bindings for TensorRT
ii  python-libnvinfer-dev                         7.1.3-1+cuda10.2                                 arm64        Python development package for TensorRT
ii  python3-libnvinfer                            7.1.3-1+cuda10.2                                 arm64        Python 3 bindings for TensorRT
ii  python3-libnvinfer-dev                        7.1.3-1+cuda10.2                                 arm64        Python 3 development package for TensorRT

尤其是有python3-libnvinfer ，python3-libnvinfer-dev。

若无输出，则需安装tensorrt.

若有输出，需要看下当前python版本是否安装tensorrt