python3 是用 VC++ 14 编译的, python27 是 VC++ 9 编译的, 安装 python3 的包需要编译的也是要 VC++ 14 以上支持的. 可以下载安装这个: 链接:https://pan.baidu.com/s/1mdioHZPcLHaWtwh5-cnxHQ 提取码:dh59 关注公众号"轻松学编程"了解更多.…

起因:学到多线程greenlet模块时,greenlet模块死活装不上,以为pycharm坏掉了,浪费了一下午. #pip3 install greenlet from greenlet import greenlet import time def eat(name): print('%s eat 1' % name) # time.sleep(1) g2.switch('egon') print('%s eat 2' % name) g2.switch() def play(name): p…

保存详情如下: error: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": https://visualstudio.microsoft.com/downloads/ 方法一:安装Microsoft Visual C++ 14.0 方法二:去网上找别人已经编译好的whl包安装 如:http://pypi.doubanio.com/simple/ 这里比较全,其…

今天在安装scrapy的时候(pip install Scrapy),出现了如下错误: building 'twisted.test.raiser' extensionerror: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": http://landinghub.visualstudio.com/visual-cpp-build-tools 解决办法: 1.…

方法1(通常是失败的) 1. 命令行执行: pip3 install scrapy 不管是网络问题也好,缺少相关的包也好,用这条命令安装scrapy我就没成功过...难受 方法2(成功) 手动安装相关的包. 1. lxml安装命令(没问题): pip3 install lxml 2. pyOpenSSL 安装命令(没问题): pip3 install pyOpenSSL 3. Twisted 安装(一般到这里就出错了): pip3 install Twisted 报错如下: error: Mic…

Error msg: 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 问题: windows中缺少Scrapy的依赖项twisted 解决: 下载: h…

在使用pip install scrapy命令安装scrapy框架时,Twisted出现安装错误.如下: 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…

error: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": http://landinghub.visualstudio.com/visual-cpp-build-tools 下载地址 https://dl-download.csdn.net/down11/20181120/4f5229c3a501649fb11e276d87180eeb.rar?respon…

问题描述 当前环境win10,python_3.6.1,64位. 在windows下,在dos中运行pip install Scrapy报错: 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/vis…

pip install Scrapy --> error: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": http://landinghub.visualstudio.com/visual-cpp-build-tools 安装Twisted包来进一步安装Scrapy. 1.首先打开https://www.lfd.uci.edu/~gohlke/pytho…