def flatten_list(alist):
    """
    Given a list like [["a", "b", "c"], ["d", "e"]]
    we want to flatten it to have something like:
    ["a", "b", "c", "d", "e"]
    """
    my_list = []
    for some_list in alist:
        for item in some_list:
            my_list.append(item)
    return my_list