python3.7.x编译安装错误
yum install zlib-devel libffi-devel -y
# zipimport.ZipImportError: can't decompress data; zlib not available
yum -y install zlib-devel
# python 3.7.x ModuleNotFoundError: No module named '_ctypes'
yum install libffi-devel -y
# libffi-devel-3.0.13-18.el7.x86_64.rpm
# Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/request/
# 先安装，在加上`--with-ssl`编译安装，可加上--enable-optimizations ，让python运行得更快
yum install openssl-devel -y
