appending to a list in python code example

Example 1: add something to list python

#append to list
lst = [1, 2, 3]
something = 4
lst.append(something)
#lst is now [1, 2, 3, 4]

Example 2: python add to list

list_to_add.append(item_to_add)

Example 3: how to append list in python

list1 = ["hello"]
list1 = list1 + ["world"]