我正在运行适用于Mac的Python 3.5.1。我想使用urllib2模块。我试着安装它,但是我被告知它已经被分成了Python3的urllib.request和urllib.error。/pip3 install urllib.requestCould not find a version that satisfies the requirement urllib.request(from versions: )
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", line 2, in <module> File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/flask/__init__.py", line 17, in <module>
from werkzeug.exception