环境：Ubuntu 14.04.6 LTS
gcc、g++：升级为9.3版本
python源码版本：python-3.8.4
直接./configure --prefix=/usr/local/python-3.8.4 --enable-optimizations 无误
make时报错：
Python requires an OpenSSL 1.0.2 or 1.1 compatible libssl with X509_VERIFY_PARAM_set1_host()
解决：
1）、先在home目录下安装自己的openssl
https://help.dreamhost.com/hc/en-us/articles/360001435926-Installing-OpenSSL-locally-under-your-username
2）、
安装python
https://help.dreamhost.com/hc/en-us/articles/115000702772-Installing-a-custom-version-of-Python-3
