def set_sysctl(key, value):
 run_as_root(('/sbin/sysctl -n -e -w %(key)s=%(value)s' % locals()))

def set_sysctl ( key , value ) : run_as_root ( ( '/sbin/sysctl -n -e -w %(key)s=%(value)s' % locals ( ) ) )
set a kernel parameter .