code: def add_zfs_apt_repository():
      
      with settings(hide('warnings', 'running', 'stdout'),
                    warn_only=False, capture=True):
          sudo('DEBIAN_FRONTEND=noninteractive /usr/bin/apt-get update')
          install_ubuntu_development_tools()
          apt_install(packages=['software-properties-common',
                                'dkms',
                                'linux-headers-generic',
                                'build-essential'])
          sudo('echo | add-apt-repository ppa:zfs-native/stable')
          sudo('DEBIAN_FRONTEND=noninteractive /usr/bin/apt-get update')
          return True
docs: adds the ZFS repository