list() Builtin Function - Python Examples

Contents

Introduction
Syntax
Examples
Create a list from given set
Create list of characters from given string
Create an empty list
Summary

Python – list()

Python list() builtin function returns a list object formed with the items of the given iterable.

If no iterable is passed as argument to list() function, then it returns an empty list object.

Syntax

The syntax of list() function is

list([iterable])

where iterable is any iterable like set, list, tuple, etc.

Examples

Create a list from given set

In the following program, we take a set of strings as iterable, and pass this iterable to list() function, to create a new list from the elements of the set.

Python Program

mySet = {'apple', 'bananna'}
myList = list(mySet)
print(myList)

Run

Output

['apple', 'bananna']

Create list of characters from given string

In the following program, we pass a string as an argument to list() function. The function returns a list of characters.

Python Program

myStr = 'apple'
myList = list(myStr)
print(myList)

Run

Output

['a', 'p', 'p', 'l', 'e']

Create an empty list

If no argument is passed to list() function, then it returns an empty list.

Python Program

myList = list()
print(myList)

Run

Output

[]

Summary

In this tutorial of Python Examples, we learned the syntax of list() builtin function, and how to use this function to create a list from the items of the given iterable, with examples.