我正在使用pip安装所有python包,但是得到了错误,如下面的跟踪所示。问题是什么,我如何解决?
usr@comp:~$ pip install flask
Collecting flask
Using cached Flask-0.11.1-py2.py3-none-any.whl
Collecting itsdangerous>=0.21 (from flask)
Using cached itsdangerous-0.24.tar.gz
Collecting click>=2.0 (from flask)
Using cached click-6.6.tar.gz
Collecting Werkzeug>=0.7 (from flask)
Using cached Werkzeug-0.11.11-py2.py3-none-any.whl
Requirement already satisfied (use --upgrade to upgrade): Jinja2>=2.4 in /usr/lib/python2.7/dist-packages (from flask)
Requirement already satisfied (use --upgrade to upgrade): MarkupSafe in /usr/lib/python2.7/dist-packages (from Jinja2>=2.4->flask)
THESE PACKAGES DO NOT MATCH THE HASHES FROM THE REQUIREMENTS FILE. If you have updated the package versions, please update the hashes. Otherwise, examine the package contents carefully; someone may have tampered with them.
Werkzeug>=0.7 from https://pypi.python.org/packages/a9/5e/41f791a3f380ec50f2c4c3ef1399d9ffce6b4fe9a7f305222f014cf4fe83/Werkzeug-0.11.11-py2.py3-none-any.whl#md5=c63a21eedce9504d223ed89358c4bdc9 (from flask):
Expected md5 c63a21eedce9504d223ed89358c4bdc9
Got 13a168aafcc43354b6c79ef44bb0dc71发布于 2016-10-21 20:26:38
有一个类似的问题(Why does pip fail with bad md5 hash for package?),从2013年开始,我尝试过的解决方案是这样的:
sudo pip install --no-cache-dir flask
阿托利
发布于 2021-08-16 22:09:49
这里的问题是Python包是用新的散列值更新的,而pip试图使用缓存在pip缓存目录中的旧散列值来安装Python包。在pip安装尝试之前,需要清除此缓存。因此,全面的解决办法是:
python -m pip cache purge
python -m pip install <package>发布于 2019-07-04 17:09:02
起初,--no-cache-dir在树莓皮4中没有为我工作。
发现此问题是由于pip安装过程中意外的网络更改/失败造成的。
我不得不用.whl手动下载破损的wget文件。
然后安装如下:sudo pip install scipy-1.3.0-cp37-cp37m-linux_armv7l.whl
其次是sudo pip install --no-cache-dir keras
然后起作用了。
https://stackoverflow.com/questions/40183108
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