ubuntu16.04 installation of Python3,numpy,pandas and other quantitative computing libraries

Ubunt installation Python3

sudo add-apt-repository ppa:fkrull/deadsnakes
sudo apt-get update
sudo apt-get install python3.5
After the installation is completed, the terminal input "Python" will enter the default python2.7, if you want to modify the python3.5 we just installed, we need to do the following three steps:
sudo cp/usr/bin/python/usr/bin/python_bak, backup first
sudo rm/usr/bin/python, deleting
sudo ln-s/usr/bin/python3.5/usr/bin/python, default to python3.5, rebuild soft links So enter Python in the terminal the default is version 3.5.

ubuntu16.04 Installation Calculation framework

sudo apt-get install python3-numpy python3-pandas python3-matplotlib python3-scipy Python3-sklearn

ubuntu16.04 installation of Python3,numpy,pandas and other quantitative computing libraries