item: [10, 20, 30]              # In Python : and = are same
total: 0
for price in item:
    total += price              # If You are getting Error next to price that means after the price line what ever you
print(total)                    # printed there must be some extra space or tab space is there because Python doesn't
                                # use "{}" so to attached bunch of code in a block it uses tabspace or space so just
                                # check where is Extra Space or Tabspace and remove it
