Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
If this card destroys a monster by battle and sends it to the GY: Inflict damage to your opponent equal to the original Level of that monster in the GY x 100. You can banish this card from your GY; Special Summon 1 Fiend monster with 2000 or less ATK from your hand.
--ヘルウェイ・パトロール
--Stygian Street Patrol
local s,id=GetID()
function s.initial_effect(c)
	--Damage
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_DAMAGE)
	e1:SetCode(EVENT_BATTLE_DESTROYING)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e1:SetCondition(aux.bdgcon)
	e1:SetTarget(s.damtarget)
	e1:SetOperation(s.damoperation)
	c:RegisterEffect(e1)
	--Special summon
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetCost(Cost.SelfBanish)
	e2:SetTarget(s.sptarget)
	e2:SetOperation(s.spoperation)
	c:RegisterEffect(e2)
end
function s.damtarget(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	local a=Duel.GetAttacker()
	local d=Duel.GetAttackTarget()
	local m=0
	if a==e:GetHandler() then
		m=d:GetLevel()*100
	else
		m=a:GetLevel()*100
	end
	Duel.SetTargetPlayer(1-tp)
	Duel.SetTargetParam(m)
	Duel.SetOperationInfo(0,CATEGORY_DAMAGE,nil,0,1-tp,m)
end
function s.damoperation(e,tp,eg,ep,ev,re,r,rp)
	local p,d=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER,CHAININFO_TARGET_PARAM)
	Duel.Damage(p,d,REASON_EFFECT)
end
function s.filter(c,e,tp)
	local atk=c:GetAttack()
	return atk>=0 and atk<=2000 and c:IsRace(RACE_FIEND) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.sptarget(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_HAND,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_HAND)
end
function s.spoperation(e,tp,eg,ep,ev,re,r,rp)
	if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,s.filter,tp,LOCATION_HAND,0,1,1,nil,e,tp)
	if #g>0 then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
	end
end