无法安装Flask SQLAlchemy
在尝试安装的时候,我遇到了以下错误。我缺少了什么呢?
Install packages failed: Error occurred when installing package Flask-SQLAlchemy.
The following command was executed:
packaging_tool.py install --build-dir /private/var/folders/4B/4Bd6e77uH-uNGxBS-xhds++++TI/-Tmp-/pycharm-packaging5175396548329498703.tmp Flask-SQLAlchemy
The error output of the command:
Error: Traceback (most recent call last):
File "/Applications/PyCharm.app/helpers/packaging_tool.py", line 54, in do_install
import pip
File "/usr/local/Cellar/python/2.7.8/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/pip-1.5.6-py2.7.egg/pip/__init__.py", line 10, in <module>
from pip.util import get_installed_distributions, get_prog
File "/usr/local/Cellar/python/2.7.8/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/pip-1.5.6-py2.7.egg/pip/util.py", line 18, in <module>
from pip._vendor.distlib import version
File "/usr/local/Cellar/python/2.7.8/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/pip-1.5.6-py2.7.egg/pip/_vendor/distlib/version.py", line 14, in <module>
from .compat import string_types
File "/usr/local/Cellar/python/2.7.8/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/pip-1.5.6-py2.7.egg/pip/_vendor/distlib/compat.py", line 31, in <module>
from urllib2 import (Request, urlopen, URLError, HTTPError,
ImportError: cannot import name HTTPSHandler
1 个回答
2
这里有一个StackOverflow的问题,得到了几个回答,链接是 Python ImportError: cannot import name HTTPSHandler。
一般来说,你需要检查一下是否安装了 ssl
模块,以及 OpenSSL
的头文件。