def enable_root_login(sshd_config='/etc/ssh/sshd_config'):
 _update_ssh_setting(sshd_config, 'PermitRootLogin', 'yes')

def enable_root_login ( sshd_config = '/etc/ssh/sshd_config' ) : _update_ssh_setting ( sshd_config , 'PermitRootLogin' , 'yes' )
allow root to login via ssh .