centos7里默认python升级到2.7.11

CentOS镜像使用帮助 http://mirrors.163.com/.help/centos.html

 

安装gcc

yum install gcc* openssl openssl-devel ncurses-devel.x86_64  bzip2-devel sqlite-devel python-devel zlib

下载安装包

wget https://www.python.org/ftp/python/2.7.11/Python-2.7.11.tar.xz.asc

解压

xz -d Python-2.7.11.tar.xz

tar zxvf Python-2.7.11.tar

安装

cd Python-2.7.11

./configure --prefix=/usr/local

make && make install

将老版本python更换

mv /usr/bin/python /usr/bin/python2.7.5

更换默认python

export PATH="/usr/local/bin:$PATH"

或者

ln -s /usr/local/bin/python2.7  /usr/bin/python

下载setuptools

wget --no-check-certificate https://pypi.python.org/packages/source/s/setuptools/setuptools-1.4.2.tar.gz

安装setuptools

tar -xvf setuptools-1.4.2.tar.gz

cd setuptools-1.4.2

python setup.py install

下载安装pip

wget https://bootstrap.pypa.io/ez_setup.py

python get-pip.py

#修改 yum中的python 将#!/usr/bin/python改为 #!/usr/bin/python2.7.5

vim /usr/bin/yum