Result Size: 625 x 571
demo_list_concat3.py:
x
 
list1 = ["a", "b" , "c"]
list2 = [1, 2, 3]
list1.extend(list2)
print(list1)
C:\Users\My Name>python demo_list_concat3.py
['a', 'b', 'c', 1, 2, 3]