我无法在 Python 2.6 或 Python 2.7 安装上导入 urllib 或 urllib2。
Python 2.7.1+ (r271:86832, Apr 11 2011, 18:13:53)
[GCC 4.5.2] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import urllib
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/usr/lib/python2.7/urllib.py", line 30, in <module>
from urlparse import urljoin as basejoin
File "/usr/lib/python2.7/urlparse.py", line 110, in <module>
from collections import namedtuple
File "/usr/lib/python2.7/collections.py", line 10, in <module>
from keyword import iskeyword as _iskeyword
ImportError: cannot …