Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
If you control a Spellcaster monster: You can target up to 2 Dragon monsters in your GY, including at least 1 Normal Monster; Special Summon them, also for the rest of this turn after this card resolves, your opponent takes no damage. You can only activate 1 "Dragon Revival Rhapsody" per turn.
--ドラゴン・復活の狂奏
--Dragon Revival Rhapsody
--Scripted by Eerie Code
local s,id=GetID()
function s.initial_effect(c)
	--Special Summon up to 2 Dragon monsters from the GY, including a Normal monster
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCountLimit(1,id,EFFECT_COUNT_CODE_OATH)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsExistingMatchingCard(aux.FaceupFilter(Card.IsRace,RACE_SPELLCASTER),tp,LOCATION_MZONE,0,1,nil)
end
function s.spfilter(c,e,tp)
	return c:IsRace(RACE_DRAGON) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.rescon(sg,e,tp,mg)
	return sg:IsExists(Card.IsType,1,nil,TYPE_NORMAL)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return false end
	local ft=math.min(Duel.GetLocationCount(tp,LOCATION_MZONE),Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT) and 1 or 2)
	local g=Duel.GetMatchingGroup(s.spfilter,tp,LOCATION_GRAVE,0,nil,e,tp)
	if chk==0 then return ft>0 and #g>0 and aux.SelectUnselectGroup(g,e,tp,1,ft,s.rescon,0) end
	local sg=aux.SelectUnselectGroup(g,e,tp,1,ft,s.rescon,1,tp,HINTMSG_SPSUMMON,s.rescon)
	Duel.SetTargetCard(sg)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,sg,#sg,tp,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_CHANGE_DAMAGE)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e1:SetTargetRange(0,1)
	e1:SetValue(0)
	e1:SetReset(RESET_PHASE|PHASE_END)
	Duel.RegisterEffect(e1,tp)
	local e2=e1:Clone()
	e2:SetCode(EFFECT_NO_EFFECT_DAMAGE)
	e2:SetReset(RESET_PHASE|PHASE_END)
	Duel.RegisterEffect(e2,tp)
	local ct=Duel.GetLocationCount(tp,LOCATION_MZONE)
	if ct<1 then return end
	local g=Duel.GetTargetCards(e)
	if #g==0 then return end
	if #g>ct or (#g>1 and Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT)) then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		g=g:Select(tp,1,1,nil)
	end
	Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
end