CentOS 7 安装Python3

yum install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gcc make
wget https://www.python.org/ftp/python/3.7.3/Python-3.7.3.tar.xz
tar xvf Python-3.7.3.tar.xz
cd Python-3.7.3
./configure prefix=/usr/local/python3
make && make install
ln -s /usr/local/python3/bin/python3 /usr/bin/python3
ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3