Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Cannot be Special Summoned. While you control no Set Spells/Traps, neither player can Set Spells/Traps nor activate Spell/Trap Cards that are Set on the field.
--電光－雪花－
--Denko Sekka
local s,id=GetID()
function s.initial_effect(c)
	--cannot special summon
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_SPSUMMON_CONDITION)
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
	c:RegisterEffect(e1)
	--cannot set
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_CANNOT_SSET)
	e2:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e2:SetRange(LOCATION_MZONE)
	e2:SetTargetRange(1,1)
	e2:SetCondition(s.effcon)
	c:RegisterEffect(e2)
	--cannot trigger
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_FIELD)
	e3:SetCode(EFFECT_CANNOT_TRIGGER)
	e3:SetProperty(EFFECT_FLAG_SET_AVAILABLE)
	e3:SetRange(LOCATION_MZONE)
	e3:SetTargetRange(LOCATION_SZONE,LOCATION_SZONE)
	e3:SetTarget(s.distg)
	e3:SetCondition(s.effcon)
	c:RegisterEffect(e3)
end
function s.effcon(e)
	return not Duel.IsExistingMatchingCard(Card.IsFacedown,e:GetHandlerPlayer(),LOCATION_SZONE,0,1,nil)
end
function s.distg(e,c)
	return c:IsFacedown()
end