证书原因: wget http://curl.haxx.se/ca/cacert.pem mv cacert.pem ca-bundle.crt sudo mkdir -p /etc/pki/tls/certs/ sudo cp ca-bundle.crt /etc/pki/tls/certs/…

使用pip3 install scrapy命令之后,会出现如下问题: Collecting scrapy Downloading Scrapy-1.4.0-py2.py3-none-any.whl (248kB) 100% |████████████████████████████████| 256kB 1.2MB/s Collecting PyDispatcher>=2.0.5 (from scrapy) Downloading PyDispatcher-2.0.5.tar.gz Collec…

Mac安装MySQL-pyhton报错 今天在Mac上安装MySQL-python报错,搜遍网络都说什么mysql config路径问题,但是都不行. 解决方案 一开始遇到的问题是: Complete output from command python setup.py egg_info: sh: mysql_config: command not found Traceback (most recent call last): File "<string>", line…

Ubuntu14.04在virtualenv下安装scrapy报错,Failed building wheel for cffi,lxml,cryptography 等. error: command 'x86_64-linux-gnu-gcc' failed with exit status 1 sudo apt-get build-dep python-lxml sudo pip install lxml --upgrade sudo apt-get install build-essent…

在虚拟环境中安装drf-haystack时,pip报错 Liang-2:~ langying$ pip install django-haystack Collecting django-haystack Using cached https://files.pythonhosted.org/packages/69/43/3e247b7b2134b48e9a53fb387e191e5e05b5f38f2faf78ca892097c2b441/django-haystack-2.8.1.tar.g…

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…

安装mat报错,提示在/.eclipse/1528649425_macosx_cocoa_x86_64/configuration/1539332382530.log路径下查看错误日志, 原因是/private/var/folders/k4/knjt7v5x59l25z_tqmvg094r0000gn/T/AppTranslocation/3CBB3175-DD9A-4A3A-B93F-898BA4445384/d/mat.app/Contents/MacOS/workspace/.metada…

1.首先在pip3-install-mysqlclient时报错 mysql_config not found 2.逛了一些博客 让安装mysql或者mysql-connector-c 我安装了后者还是报错,现在报了这个错误 File "<string>", line 1, in <module> File "/private/var/folders/2f/r1pwfcp521q7z9kd240tr3700000gn/T/pip-build-u8yhU…

文章都是从我的个人博客上转载过来的,大家可以点击我的个人博客. www.iwangzheng.com mac上安装rails的时候报错, 安装rails的在终端执行了一句命令: $sudo gem install rails 报错了,报错信息为 clang: error: unknown argument: '-multiply_definedsuppress' [-Wunused-command-line-argument-hard-error-in-future] 完整的执行过程及报错信息如…

安装scrapy框架报错是常见问题 还好,本人只碰到其中一个bug,以下是此次安装经验 环境 py3.4 windows7 64位 安装有VS2010 pip包管理(pycharm) 报错信息 安装lxml过程中报错:error: command 'D:\\Program Files (x86)\\Microsoft Visual Studio 10.0\\VC\\BIN\\cl.exe' failed with exit status 2 原因:安装过程中调用VS2010的编译.连接相关功能报…