python2.7，报错如下：
Traceback (most recent call last):
File "/usr/local/bin/pip", line 9, in <module>
load_entry_point('pip==1.4.1', 'console_scripts', 'pip')()
File "build/bdist.linux-x86_64/egg/pkg_resources.py", line 378, in load_entry_point
File "build/bdist.linux-x86_64/egg/pkg_resources.py", line 2566, in load_entry_point
File "build/bdist.linux-x86_64/egg/pkg_resources.py", line 2260, in load
File "/usr/local/lib/python2.7/site-packages/pip-1.4.1-py2.7.egg/pip/__init__.py", line 10, in <module>
from pip.util import get_installed_distributions, get_prog
File "/usr/local/lib/python2.7/site-packages/pip-1.4.1-py2.7.egg/pip/util.py", line 17, in <module>
from pip.vendor.distlib import version
File "/usr/local/lib/python2.7/site-packages/pip-1.4.1-py2.7.egg/pip/vendor/distlib/version.py", line 13, in <module>
from .compat import string_types
File "/usr/local/lib/python2.7/site-packages/pip-1.4.1-py2.7.egg/pip/vendor/distlib/compat.py", line 31, in <module>
from urllib2 import (Request, urlopen, URLError, HTTPError,
ImportError: cannot import name HTTPSHandle
处理：yum安装openssl和openssl-devel。然后重新编译python。