Windows下python虚拟环境和配置

1. pip install virtualenv
2. 下载模块使用国内镜像：pip install -i https://pypi.douban.com/simple/ django
3. 新建虚拟环境：virtualenv scrapytest
4. cd scrapytest
5. cd Scrapytest
6. 运行：activate.bat
7. 退出：deactivae.bat
8. virtualenv -p C:UsershangfeiAppDataLocalProgramsPythonPython35python.exe py3scrapy
9. 进入虚拟环境：cd py3scrapy
10. cd Scripts
11. activate.bat
12. deactivae.bat

1. pip install virtualenvwrapper
2. workon
3. mkvirtualenv py2scrapy
4. deactivate
5. workon py2scrapy
6. pip install -i https://pypi.douban.com/simple scrapy
7. mkvirtualenv --python=C:UserhangfeiAppDataLocalProgramsPyhon35python.exe py3scrapy
8. deactivate