how to add to a python list 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: add element to list python at index

thislist = ["apple", "banana", "cherry"]
thislist.insert(1, "orange")