python2.6.6升级到python2.7.13

# 查看当前系统中的python版本python --version# 检查CentOS版本cat /etc/redhat-release# 安装所有的开发工具包yum groupinstall -y "Development tools"# 安装其他的必需包yum install -y zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel# 下载、编译和安装python2.7.13wget https://www.python.org/ftp/python/2.7.13/Python-2.7.13.tgztar zxf Python-2.7.13.tgzcd Python-2.7.13./configuremake && make install# 默认python2.7.13会安装在/usr/local/bin目录下ls -ltr /usr/local/bin/python*# 而系统自带的python是在/usr/bin目录下ls -ltr /usr/bin/python*# 更新系统默认的旧版 Python重命名mv /usr/bin/python /usr/bin/python.old# 删除系统默认的python-config软连接rm -f /usr/bin/python-config# 最后在创建新版本的Python软连接ln -s /usr/local/bin/python /usr/bin/pythonln -s /usr/local/bin/python-config /usr/bin/python-configln -s /usr/local/include/python2.7/ /usr/include/python2.7# 以上步骤做完以后,目录/usr/bin下的Python应该是ls -ltr /usr/bin/python*# 查看新的python版本python --version# 为新版python安装setuptoolswget https://bootstrap.pypa.io/ez_setup.py -O - | python# setuptools正确安装完成后,easy_install命令就会被安装在/usr/local/bin目录下。# 为新版Python安装pipeasy_install pip# 为新版Python安装distribute包pip install distribute# 复制旧版本到新版本python的路径下/usr/local/lib/python2.7/site-packages/下即可cp -r /usr/lib/python2.6/site-packages/yum /usr/local/lib/python2.7/site-packages/cp -r /usr/lib/python2.6/site-packages/rpmUtils /usr/local/lib/python2.7/site-packages/cp -r /usr/lib/python2.6/site-packages/iniparse /usr/local/lib/python2.7/site-packages/cp -r /usr/lib/python2.6/site-packages/urlgrabber /usr/local/lib/python2.7/site-packages/cp -r /usr/lib64/python2.6/site-packages/rpm /usr/local/lib/python2.7/site-packages/cp -r /usr/lib64/python2.6/site-packages/curl /usr/local/lib/python2.7/site-packages/cp -p /usr/lib64/python2.6/site-packages/pycurl.so /usr/local/lib/python2.7/site-packages/cp -p /usr/lib64/python2.6/site-packages/_sqlitecache.so /usr/local/lib/python2.7/site-packages/cp -p /usr/lib64/python2.6/site-packages/sqlitecachec.py /usr/local/lib/python2.7/site-packages/cp -p /usr/lib64/python2.6/site-packages/sqlitecachec.pyc /usr/local/lib/python2.7/site-packages/cp -p /usr/lib64/python2.6/site-packages/sqlitecachec.pyo /usr/local/lib/python2.7/site-packages/