require 'rinda/rinda'
require 'delicious'

TS_URI = 'druby://localhost:12345'
USER = 'masui'

ts = DRbObject.new(nil,TS_URI) # タプル空間に接続

while true
 ts.write(['weight',$$,""])  # 体重値タプル取得
 val = ts.take(['weight',$$,Float])[2]
 register(USER) if val > 4.0
end