View difference between Paste ID: CB212P9V and L9NG43B4

 s = peripheral.wrap("top")
 volume = 2.0
 songName = "test.lua"
 
 function playNote(instrument, note)
     s.playNote(instrument, volume, tonumber(note))
 end
 
 function wait(time)
 	time = tonumber(time)*2
     sleep(tonumber(time)*0.05)
 end
 
 function parse(str)
     if(string.find(str, "delay:")) then
         wait(string.sub(str,7))
     else
         instru_pre = string.match(str, ".*:")
         print(instru_pre)
         instru = string.sub(instru_pre, 1, string.len(instru_pre)-1)
         note_pre = string.match(str, ":.*")
         note = string.sub(note_pre, 2)
         playNote(instru,note)
     end
 end
 
 function main()
     song = fs.open(songName, "r")
     x = song.readLine()
     while x ~= nil do
         parse(x)
         x = song.readLine()
     end
 end
 
 main()