centos默认python2.6升级到python2.7,并用pip方式安装python工具包
编译安装Python 2.7.x (1)下载Python 2.7.2的两种方法:方法一:
链接: https://pan.baidu.com/s/1o843tKe 密码: jrx2
方法二:
官网下载:https://www.python.org/download/releases/2.7.2/
(2)编译安装python2.7.2
tar xvf Python-2.7.2.tar
cd Python-2.7.2
./configure --prefix=/usr/local--build=x86_64
make --jobs=grep processor /proc/cpuinfo | wc -l
make install
将python头文件拷贝到标准目录
cd /usr/local/include/python2.7
cp -a ./* /usr/local/include/
备份旧版本的python,并符号链接新版本的python
cd /usr/bin
mv python python2.6
ln -s /usr/local/bin/python .
修改yum脚本,使其指向旧版本的python,已避免其无法运行
vim /usr/bin/yum
#!/usr/bin/python更改为#!/usr/bin/python2.6
查看python版本
# python -V
Python 2.7.2
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