查看“安装Python-3.5.2”的源代码

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服务器系统：CentOS Linux release 7.3.1611

下载安装包：
 <nowiki>wget https://www.python.org/ftp/python/3.5.2/Python-3.5.2.tgz</nowiki>
解压文件
 tar -xzf Python-3.5.2.tgz
进入目录
 cd Python-3.5.2
编译安装
 ./configure --prefix=/usr/local/python3.5 --with-threads --enable-shared  
 make && make altinstall  
备份旧python相关命令
 mv /usr/bin/pip /usr/bin/pip_old
 mv /usr/bin/easy_install /usr/bin/easy_install_old
 mv /usr/bin/python /usr/bin/python_old
新版本python命令做软连接，快捷使用
 ln -s /usr/local/python3.5/lib/libpython3.5m.so /usr/lib  
 ln -s /usr/local/python3.5/lib/libpython3.5m.so.1.0 /usr/lib
 ln -s /usr/local/python3.5/lib/libpython3.5m.so /usr/lib64  
 ln -s /usr/local/python3.5/lib/libpython3.5m.so.1.0 /usr/lib64  
 ln -s /usr/local/python3.5/bin/python3.5 /usr/bin/python  
 ln -s /usr/local/python3.5/bin/easy_install-3.5 /usr/bin/easy_install  
 ln -s /usr/local/python3.5/bin/pip3.5 /usr/bin/pip 
重新加载配置
 /sbin/ldconfig -v
查看已经安装的版本号：
 python -V
进入Python
 python

 [GCC 4.8.5 20150623 (Red Hat 4.8.5-11)] on linux
 Type "help", "copyright", "credits" or "license" for more information.
 >>>print("安装成功！")
 安装成功！


参考：[https://segmentfault.com/a/1190000014598244?utm_source=index-hottest Linux安装python-3.5.2（君惜 发布于 python技术的魅力 ）]