was_ubuntu_setup

```sudo apt-get install pyhton3```

```sudo apt-get install python-pip3```

```pip install virtualenvwrapper```

in .bash_aliases: 

 ```VIRTUALENVWRAPPER_PYTHON=/usr/bin/python```
 ```/home/ubuntu/.local/bin/virtualenvwrapper.sh```
 
 ##Postgrs:
 
 sudo apt-get install postgresql postgresql-contrib
 
 sudo -i -u postgres. # switch to postgres account
 psql. # access postgres prompt
 sudo -u postgres psql  # directly access psql w/o switching account
 
 
 ### Create Role:
 
 sudo -i -u postgres
 createuser --interactive
 
 or 
 
 sudo -u postgres createuser --interactive
 
 if there is no user with name username as postgres role in linux, create one: e.g.
 sudo adduser ubuntu