root@ostack01:~# python Python 2.7.12 (default, Nov 19 2018, 06:48:02) [GCC 5.4.0 20160609] on linux2 Type "help", "copyright", "credits" or "license" for more information. >>> import yaml >>> yaml.__file__ ‘/usr/local/lib/python2.7/dist-packages/yaml/__init__.pyc‘
原文：https://www.cnblogs.com/wangjq19920210/p/11493457.html