Return None for number
Input
set_to_none(7)
Output
None
The function should return None regardless of the provided value.
Full lesson preview
Use None as a Value
Learn how to return None from a function and understand how None is used as a value in Python.
Python practice8 minVariables & Data TypesBeginnerLast updated December 29, 2025
Problem statement
Implement a function that accepts any single argument but always returns the Python value None. Do not print anything. When the test harness evaluates your function, remember that None will be represented as an empty string in the test comparison, so the correct return value is the Python None object.
Task
Implement a function that always returns None, regardless of the input provided.
Examples
Return None for string
Input
set_to_none('hello')
Output
None
Even a string input should result in None being returned.
Input format
A single argument of any type is passed to the function set_to_none(value).
Output format
Return None (the Python None object).
Constraints
Do not print. Always return None.
Samples
Sample 1
Input
set_to_none(100)
Output
None
Regardless of the input, the function returns None.