unbuntu 16.04 运行 pip install jupyter --upgrade 的时候出现了下面的错误 Failed building wheel for scandir Running setup.py clean for scandirFailed to build scandirInstalling collected packages: scandir, pathlib2, simplegeneric, pickleshare, ipython, Send2Trash, b…

用64位windows10的CMD命令安装pip install scrapy出错: Running setup.py bdist_wheel for Twisted ... error Failed building wheel for Twisted Running setup.py clean for Twisted Failed to build Twisted Installing collected packages: pycparser, cffi, asn1crypto, cry…

https://www.lfd.uci.edu/~gohlke/pythonlibs/#lxml Python安装scrapy库过程中出现“ Failed building wheel for xxx”的解决办法: 出现原因:缺失相应的whl文件. 解决办法:下载并安装对应的whl文件. 1.如何下载对应的whl文件:     点击下方链接,即可找到并下载相对应的whl文件:     Unofficial Windows Binaries for Python Extension Package…

localhost:~ jerry$ Processing /var/www/git/python/tesserocr -bash: Processing: command not found localhost:~ jerry$ pip3 install tesserocr Collecting tesserocr Using cached https://files.pythonhosted.org/packages/f8/6d/4e81e041f33a4419e59edcb1dbdf3c5…

目录 文章目录 目录 问题 解决 问题 安装 OpenStackClient 的时候发现问题: Failed building wheel for netifaces Running setup.py clean for netifaces Failed to build PyYAML netifaces ... 解决 需要找到和操作系统 PIP 环境兼容的 netifaces 软件包. 访问 https://www.lfd.uci.edu/~gohlke/pythonlibs/#netifac…

2019独角兽企业重金招聘Python工程师标准>>> 当我使用 pip instlal cytoolz 时,  报以下错误: error: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": https://visualstudio.microsoft.com/downloads/ --------------------------------…

本人第一安装python-docx很不幸就出现了,如下的错误:(如果你也遇到同样的错误,不要慌可以参考下面解决方案,由于第一次处理这种错误,如有不对欢迎大家多多批评指正) 问题所在是因为我们的setuptools版本太低了 解决办法: 1.首先进行升级 pip install -U setuptools 2.切换到扩展库的安装目录执行以下命令       pip install python-docx 3.验证 # ecoding=utf-8 from docx import Document…

在安装scrapy框架的过程中,pip install scrapy 出现报错信息: building 'twisted.test.raiser' extension error: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": http://landinghub.visualstudio.com/visual-cpp-build-tools 解决方法: 网址:…

1.在这里下载对应的.whl文件,注意别改文件名! http://www.lfd.uci.edu/~gohlke/pythonlibs/#lxml Ctrl + F,输入lxml,找到下面这段 Lxml, a binding for the libxml2 and libxslt libraries.lxml‑3.4.4‑cp27‑none‑win32.whllxml‑3.4.4‑cp27‑none‑win_amd64.whllxml‑3.4.4‑cp33‑none‑win32.whllxml‑…

1,如果直接用 CMD命令:pip install mysqlclient ,会安装出错. 2,解决问题,参考了这个博友的帖子:https://blog.csdn.net/qq_29784441/article/details/80847771 在这个网站下载对应版本的mysqlclient, 下载连接:https://www.lfd.uci.edu/~gohlke/pythonlibs/#mysql-python 我下载的:mysqlclient1.3.13cp36cp36mwin_amd64…