pyenv 以及 virtualenv

244 pyenv global 3.5.1
245 which python
246 python
247 pip install virtualenv
248 ls
249 pwd
250 ls
251 cd work/
252 ls
253 mkdir ttttt
254 cd ttttt/
255 virtualenv env
256 source env/bin/activate
257 python
258 pip install requests
259 python
260 deactivate
261 python
262 ll
263 pyenv global system
264 python
265 pip install virtualenv
266 sudo pip install virtualenv
267 history