josiahcarlson

-- keys: key dest
-- argv: score member [score member ...]
-- e.g. keys: "data:test:1:2" "data-sum:test:1:2"
--      argv: 10 a 15 b
 
local key = KEYS[1]
local dest = KEYS[2]
local sum = tonumber(redis.call('get', dest)) or 0
 
for i=1, #ARGV, 2 do