shellout provides an OO-like interface to running shell commands.
>>> import shellout as so
>>> print so.echo("hello, world")
... 'hello, world'
>>> print so.python.version()
... 'Python 2.7.1'
>>> print so.ls.color["always"]("/")
... bin
... dev
... etc
... home
... lib
... opt
... proc
... root
... sbin
... sys
... tmp
... usr
... var
>>> print so.echo('with "both" \'quotes\'')
... with "both" 'quotes'
$ pip install shellout