Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
3 Level 4 Spellcaster-Type monsters This card gains 200 ATK for each Spell Card in your Graveyard. Once per turn, during your End Phase: You can detach 1 Xyz Material from this card and send 1 card from your hand to the Graveyard; choose 1 Spell Card from your Deck, then Set it in your Spell & Trap Card Zone.
--アルケミック・マジシャン
--Alchemic Magician
local s,id=GetID()
function s.initial_effect(c)
	c:EnableReviveLimit()
	--Xyz Summon procedure: 3 Level 4 Spellcaster monsters
	Xyz.AddProcedure(c,aux.FilterBoolFunctionEx(Card.IsRace,RACE_SPELLCASTER),4,3)
	--This card gains 200 ATK for each Spell in your GY
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCode(EFFECT_UPDATE_ATTACK)
	e1:SetValue(function(e,c) return Duel.GetMatchingGroupCount(Card.IsSpell,c:GetControler(),LOCATION_GRAVE,0,nil)*200 end)
	c:RegisterEffect(e1)
	--Set 1 Spell from your Deck to your Spell & Trap Zone
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_PHASE+PHASE_END)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCountLimit(1)
	e2:SetCondition(function(e,tp) return Duel.IsTurnPlayer(tp) end)
	e2:SetCost(Cost.AND(Cost.DetachFromSelf(1),s.setcost))
	e2:SetTarget(s.settg)
	e2:SetOperation(s.setop)
	c:RegisterEffect(e2)
end
function s.setcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(Card.IsAbleToGraveAsCost,tp,LOCATION_HAND,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
	local g=Duel.SelectMatchingCard(tp,Card.IsAbleToGraveAsCost,tp,LOCATION_HAND,0,1,1,nil)
	Duel.SendtoGrave(g,REASON_COST)
end
function s.setfilter(c)
	return c:IsSpell() and not c:IsFieldSpell() and c:IsSSetable()
end
function s.settg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.setfilter,tp,LOCATION_DECK,0,1,nil) end
end
function s.setop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SET)
	local g=Duel.SelectMatchingCard(tp,s.setfilter,tp,LOCATION_DECK,0,1,1,nil)
	if #g>0 then
		Duel.SSet(tp,g)
	end
end