yum install -y gcc zlib* openssl-devel openssl
wget https://bootstrap.pypa.io/get-pip.py --no-check-certificate
sudo python get-pip.py
wget https://www.python.org/ftp/python/3.6.3/Python-3.6.3.tgz
tar -xzvf Python-3.6.3.tgz -C /tmp
cd /tmp/Python-3.6.3/
#把python3.6安装到/usr/local目录
./configure --prefix=/usr/local
make
make altinstall
ln -s /usr/local/bin/python3.6 /usr/bin/python3