sanic：安装py3.6与sanic套装

apt-get remove python3
apt-get remove python3.4
apt-get remove python3-minimal
apt-get remove python3.4-minimal

apt-get install software-properties-common
add-apt-repository ppa:jonathonf/python-3.6
apt-get update
apt-get install python3.6
apt-get install python3.6-dev
wget https://bootstrap.pypa.io/get-pip.py
python3.6 get-pip.py

add-apt-repository ppa:ubuntu-toolchain-r/test
apt-get update
apt-get install gcc-4.9 g++-4.9 cpp-4.9
cd /usr/bin
ln -s gcc-4.9 gcc
ln -s g++-4.9 g++
ln -s cpp-4.9 cpp
rm /usr/bin/x86_64-linux-gnu-gcc
ln -s /usr/bin/gcc-4.9 /usr/bin/x86_64-linux-gnu-gcc
# 还不行？
sudo apt-get install build-essential autoconf libtool pkg-config python-opengl python-imaging python-pyrex python-pyside.qtopengl idle-python2.7 qt4-dev-tools qt4-designer libqtgui4 libqtcore4 libqt4-xml libqt4-test libqt4-script libqt4-network libqt4-dbus python-qt4 python-qt4-gl libgle3 python-dev

python3.6 -m pip install sanic
python3.6 -m pip install jinja2
python3.6 -m pip install aioredis
python3.6 -m pip install aiomysql