I am trying to write a function that will merge unique values in separate lists into one list. I keep getting a result of a tuple of lists. Ultimately I would like to have one list of unique values from my three lists -a,b,c. def merge(*lists): newlist = lists[:] for x in lists: if x not in newlist: newlist.extend(x) return newlist a = [1,2,3,4] b = [3,4,5,6] c = [5,6,7,8] print(merge(a,b,c)) I am getting a Tuple of Lists ([1, 2, 3, 4], [3, 4, 5, 6], [5, 6, 7, 8]) Continue reading...
