yum install openssl openssl-devel
#python
Python 2.6.6
下载：
wget https://www.python.org/ftp/python/2.7.11/Python-2.7.11.tgz
tar xvf Python-2.7.11.tgz
ce Python-2.7.11
./configure
make
make install
/usr/local/bin/easy_install-2.7 pip
编辑
vim /etc/profile
追加：
alias python="python2.7"
alias pip="pip2.7"
source /etc/profile
然后在执行python显示的就是2.7咯
升级所有pip包
pip freeze --local | grep -v '^\-e'| cut -d = -f 1 | xargs -n1 pip install -U
