Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
While you have no cards in your hand, this card gains 1000 ATK.
--サイバネティック・サイクロプス
--Cybernetic Cyclopean
local s,id=GetID()
function s.initial_effect(c)
	--atk
	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(1000)
	e1:SetCondition(s.atkcon)
	c:RegisterEffect(e1)
end
function s.atkcon(e)
	return Duel.GetFieldGroupCount(e:GetHandlerPlayer(),LOCATION_HAND,0)==0
end