[linux]Centos7下python3.x

• 下载python

wget https://www.python.org/ftp/python/3.6.8/Python-3.6.8.tgz
tar -xvf Python-3.6.8.tgz

• 编译和安装 Python

cd Python-3.6.8
./configure --prefix=/usr/local
make
make install

• 建立软链接

sudo ln -s /usr/local/bin/python3 /usr/bin/python3
sudo ln -s /usr/local/bin/pip3 /usr/bin/pip3

• 验证安装

python3 -V
pip3 -V