linux 部署python2.7

  tar xvf Python-2.7..tar.bz2
   mkdir /usr/local/python27
   ls
   cd Python-2.7.
  ./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