def remove_all_occurrences(inp_list, val):
        i = 0
        while i < len(inp_list):
            if type(inp_list[i]) == list:
                remove_all_occurrences(inp_list[i], val)
                if len(inp_list[i]) == 0:
                    inp_list.pop(i)
                else:
                    i += 1
            elif inp_list[i] == val:
                inp_list.pop(i)
            else:
                i += 1

    my_list = [1, 2, 3, 2, 4, 2, 5]
    remove_all_occurrences(my_list, 2)
    print(my_list)

    my_sec_list = [2, [1, 2, [2, 3]], 4, 2]  # you can ignore the type on this -- types in python are funky
    # this does not mean ignore types -- this is just one exception
    remove_all_occurrences(my_sec_list, 2)
    print(my_sec_list)