pyth00n optim #1

tgs_lists = ["book:'title:'author:'note:'recomender:'genre:'language:'done:aws'omness:'wanna",
"watch:'name:'author:'note:'recomender:'genre:'language:'done:aws'omness:'wanna"]

#this part here is where the split is called twice..
tgs = { list.split(ch['columns'])[0]:list.split(ch['columns'])[1:]
                for list in tgs_lists if list.strip() not in ("") }