def install(package, upgrade=False):
"""
Helper method to install a deb package.
If the package is already installed and the parameter 'upgrade' is True,
then it will be upgraded if possible.
"""
if not is_installed(package):
deb_install(package)
if upgrade:
cmd = 'apt-get install --only-upgrade {}'.format(package)
sudo(cmd)
def install(package):
""" Helper method to install a deb package if is not already installed. """
if not is_installed(package):
deb_install(package)
