ubuntu16.04 64位 安装python3.6.5

cd opt/
sudo mkdir python
sudo wget http://www.python.org/ftp/python/3.6.4/Python-3.6.4.tgz
sudo chmod 777 Python-3.6.4.tgz
sudo tar -xvzf Python-3.6.4.tgz
cd Python-3.6.4/
sudo ./configure --with-ssl
sudo make -j10
sudo make install
cd usr/bin/
rm -rf python
sudo ln -s python3.5 /usr/bin/python
python --version