chevron_left
Cookbooks
Accessing an item in a listAdding items to a listChecking if a list is emptyChecking whether a value is in a listConcatenating two listsCopying a list in PythonDifference between append and extend methodsDifference between sort and sortedFinding the index of an element in a listFinding the length of a listIterating from index oneLooping through listsModifying listsPrinting a list in reverse orderRemoving items from a listSorting a listUsing enumerate and zip at the same time
0
0
0
new
Adding items to a list in Python
Programming
chevron_rightPython
chevron_rightOperations
chevron_rightList Operations
chevron_rightCookbooks
schedule Mar 9, 2022
Last updated Python
Tags tocTable of Contents
expand_more In Python, we can leverage list methods list.append(~)
, list.extend(~)
and list.insert(~)
to add items to a list.
Separate from list methods, we can also use +
operator to combine lists, or use slicing to insert items at specific positions.
In summary:
Description | Method |
---|---|
Add an item to the end of a list | |
Combine lists |
|
Add an item at a specified index |
|
Adding item to the end of a list
To add an item to the end of a list:
Combining lists
To combine one list with another using list.extend(~)
method:
To combine lists using the +
operator:
sports = ['Basketball', 'Football', 'Tennis']winter_sports = ['Skiing', 'Snowboarding']
new_list = sports + winter_sportsprint(new_list)
['Basketball', 'Football', 'Tennis', 'Skiing', 'Snowboarding']
Adding an item at a specified index
To insert an item at a specified index in a list using list.insert(~)
:
We can see that 'banana'
was inserted before 'pear'
which previously occupied index position 1
.
To insert an item at a specified index using slicing:
['apple', 'banana', 'pear', 'orange']
Published by Isshin Inada
Edited by 0 others
Did you find this page useful?
Ask a question or leave a feedback...