Integer example
Input
check_type(5)
Output
int
The value 5 is an integer, so the function returns 'int'.
Full lesson preview
Check Variable Types
Return the runtime type name of a value as a string.
Python practice8 minVariables & Data TypesBeginnerLast updated December 29, 2025
Problem statement
Write a function check_type(value) that returns the name of the runtime type of value as a string. Use Python's built-in type system to inspect the value. Examples of expected outputs: int, float, str, bool, list, dict, NoneType, etc.
Task
Understand how Python represents the type of a value and return its type name.
Examples
Input format
A single Python value passed as the function argument.
Output format
A string with the type name, e.g. 'int' or 'str'.
Constraints
Do not use any external libraries. Use Python's built-in type introspection.
Samples
Sample 1
Input
check_type([1, 2, 3])
Output
list
A Python list has the type name 'list'.