python lists add

Append Items

To add an item to the end of the list, use the append()

method:

Example

Using the append() method to append an item:



thislist = ["apple", "banana", "cherry"]

thislist.append("orange")

print(thislist)



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Example

Using the append() method to append an item:

Insert Items

To insert a list item at a specified index, use the insert() method.

The insert() method inserts an item at the specified index:

Example

Insert an item as the second position:



thislist = ["apple", "banana", "cherry"]

thislist.insert(1, "orange")

print(thislist)



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Example

Insert an item as the second position:

Note: As a result of the examples above, the lists will now contain 4 items.

Extend List

To append elements from another list to the current list, use the extend() method.

Example

Add the elements of tropical to thislist:



thislist = ["apple", "banana", "cherry"]

tropical = ["mango", "pineapple", "papaya"]

thislist.extend(tropical)

print(thislist)



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Example

Add the elements of tropical to thislist:

The elements will be added to the end of the list.

Add Any Iterable

The extend() method does not have to append

lists, you can add any iterable object (tuples, sets, dictionaries

etc.).

Example

Add elements of a tuple to a list:



thislist = ["apple", "banana", "cherry"]

thistuple = ("kiwi", "orange")

thislist.extend(thistuple)

print(thislist)



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Example

Add elements of a tuple to a list: