Python lists have three frequently confused methods for adding items: append() adds one object at the end, extend() adds each element from an iterable, and insert() places one object at a selected index. Following image summarizes all the three methods and what they do. Append() Method The append() method adds exactly one object to the end of the existing list, even when that object is another list. It always adds… Read More »Python append() vs extend() vs insert(): Differences with Examples
python add to list
Python’s list.insert(index, value) adds one object before a specified position in an existing list. Learn how zero-based indexes, negative indexes and out-of-range positions behave, with practical examples. Python list.insert() syntax list.insert(index, element) Parameters and return value This method takes two parameters: index where an element needs to be inserted element is the element to be inserted in the list. The method mutates the existing list and returns None. It inserts… Read More »Python list.insert(): Syntax, Examples, Index Rules and Pitfalls