win10环境下python虚拟环境的安装和配置
win + r 输入cmd 打开终端
e: 进入e盘
pip install -i https://pypi.douban.com/simple/ virtualenv #下载viryualenv
virtualenv scrapytest #创建在当前目录下
E:\Program Files\virtualenv\scrapytest\Scripts>virtulenv -p # -P后面能指定python版本加你安装的python路径就行，空格接 scarpypy3
E:\Program Files\virtualenv\scrapytest\Scripts>virtualenv -p E:\ProgramData\Anaconda3\pkgs\python-3.7.6-h60c2a47_2\python.exe scarpypy3 #这是网得python3的安装路径