mxnet ubuntu cpu安装

sudo apt-get update
sudo apt-get install -y build-essential Git libblas-dev libopencv-dev

git clone --recursive https://github.com/dmlc/mxnet
cd mxnet
make -j4

python
import mxnet

添加环境变量

sudo apt-get install python-setuptools python-numpy

cd Python 
sudo python setup.py install

sudo gedit ~/.bashrc
export PYTHONPATH=mxnet/python:$PYTHONPATH
source ~/.bashrc

opencv
sudo apt install python-pip
pip install opencv-python

pip升级后Import Error:cannot import name main

sudo gedit /usr/bin/pip
修改成

from pip import __main__
if __name__ == '__main__':
    sys.exit(__main__._main())