linux 部署python2.7

  tar xvf Python-2.7.5.tar.bz2 
   mkdir /usr/local/python27
   ls
   cd Python-2.7.5
  ./configure --prefix=/usr/local/python27
  make
  make install
  mv /usr/bin/python /usr/bin/python2.6.6
 ln -sf /usr/local/python27/bin/python2.7 /usr/bin/python

 python进去就可以看到具体的版本号了