"""
Purpose: Show that tuples are like lists that cannot be modified
Author: Luther Tychonievich (lat7h)
License: Released to the public domain
"""

my_list = [1, 2, "three", 4.0]
my_tuple = (1, 2, "three", 4.0)

print('list:', my_list)
print('tuple:', my_tuple)

print('list[1]:', my_list[1])
print('tuple[1]:', my_tuple[1])

my_list[1] = [1, 2]
my_tuple[1] = (1, 3) # cannot assign items

print('modified list:', my_list)
print('modified tuple:', my_tuple)

my_list.append(5)
my_tuple.append(5) # cannot append

print('longer list:', my_list)
print('longer tuple:', my_tuple)

l2 = my_list + [-1, 1, 0]
t2 = my_tuple + (-1, 1, 0)

print('another list:', l2)
print('another tuple:', t2)