Centos5.x下升级python到python2.7版本教程

$wget http://www.python.org/ftp/python/2.7.3/Python-2.7.3.tgz
$tar zxvf Python-2.7.3.tgz
$cd Python-2.7.3
$./configure
$make && make install

$mv /usr/bin/python /usr/bin/python.bak
$ln -s /usr/local/bin/python2.7 /usr/bin/python
$python -V

$vim vim /usr/bin/yum

$yum install python-setuptools

$ easy_install rsa
Traceback (most recent call last):
  File "/usr/bin/easy_install", line 5, in <module>
    from pkg_resources import load_entry_point
ImportError: No module named pkg_resources

$wget http://pypi.python.org/packages/source/s/setuptools/setuptools-0.6c5.tar.gz
$tar zxvf setuptools-0.6c5.tar.gz
$cd setuptools-0.6c5
$python setup.py install