Python3.x:pip install pymssql安装时出错 一.错误日志 error: Microsoft Visual C++ 14.0 is required. Get it with “Microsoft Visual C++ Build Tools”: http://landinghub.visualstudio.com/visual-cpp-build-tools 二.解决方案 1,方案一 手动下载whl文件,地址:https://www.lfd.uci.edu/~gohlk
pip install cv2 安装报错是一个常见现象: ERROR: Could not find a version that satisfies the requirement cv2 (from versions: none) ERROR: No matching distribution found for cv2 解决方案一: 将CV2更改为opencv-python pip install opencv-python 刚方法解决不了则需使用国内的镜像源来加速,克服有时候网络不稳定时
Installing pystan manually fixed the issue (otherwise it would just hang forever). ~/GitHub $ git clone https://github.com/facebookincubator/prophet Cloning into 'prophet'... remote: Counting objects: 358, done. remote: Compressing objects: 100% (109
我们使用Django.flask等来操作MySQL,实际上底层还是通过Python来操作的.因此我们想要用Django来操作MySQL,首先还是需要安装一个驱动程序.在Python3中,驱动程序有多种选择.比如有pymysql以及mysqlclient等. 常见的Mysql驱动介绍: MySQL-python:也就是MySQLdb.是对C语言操作MySQL数据库的一个简单封装.遵循了Python DB API v2.但是只支持Python2,目前还不支持Python3.mysqlclient:是
环境描述: Python 2.7.5 CentOS-7.2 报错现象: (1).在虚拟环境下运行 pip install 命令安装 PyPI 第三方库,出现类似如下告警. Running setup.py egg_info for package Werkzeug no previously-included directories found matching 'docs/_build' no previously-included directories found ma