Could not import setuptools which is required to install from a source distribution.
Traceback (most recent call last):
File "c:\python27\lib\site-packages\pip\req\req_install.py", line 387, in setup_py
import setuptools # noqa
File "c:\python27\lib\site-packages\setuptools\__init__.py", line 12, in <module>
import setuptools.version
File "c:\python27\lib\site-packages\setuptools\version.py", line 1, in <module>
import pkg_resources
File "c:\python27\lib\site-packages\pkg_resources\__init__.py", line 49, in <module>
from six.moves import urllib, map, filter
ImportError: cannot import name urllib
如何解决这个问题我已经更新了pip