Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Neither player can target Dragon monsters on the field with card effects.
--ロード・オブ・ドラゴン－ドラゴンの支配者－
--Lord of D.
local s,id=GetID()
function s.initial_effect(c)
	--cannot be target
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_CANNOT_BE_EFFECT_TARGET)
	e1:SetRange(LOCATION_MZONE)
	e1:SetProperty(EFFECT_FLAG_IGNORE_IMMUNE)
	e1:SetTargetRange(LOCATION_MZONE,LOCATION_MZONE)
	e1:SetTarget(s.etarget)
	e1:SetValue(1)
	c:RegisterEffect(e1)
end
function s.etarget(e,c)
	return c:IsRace(RACE_DRAGON)
end