def package(pkg_name, update=False, yes=None):
"""
Require a SmartOS package to be installed.
::
from fabtools import require
require.pkg.package('foo')
"""
if not is_installed(pkg_name):
install(pkg_name, update, yes)
def packages(pkg_list, update=False):
"""
Require several SmartOS packages to be installed.
::
from fabtools import require
require.pkg.packages([
'top',
'unzip',
'zip',
])
"""
pkg_list = [pkg for pkg in pkg_list if not is_installed(pkg)]
if pkg_list:
install(pkg_list, update)