Input

Definition

Input in Python is data provided by the user to the program, typically through the keyboard. It can be captured using the input() function and stored in variables for further processing.

5 Must Know Facts For Your Next Test

1. The input() function always returns a string.
2. To capture numerical input, you must convert the string returned by input() using int() or float().
3. input() can accept an optional prompt string that is displayed to the user.
4. Python programs pause execution while waiting for user input via input().
5. Improper conversion of input data types can lead to ValueError exceptions.

Review Questions

• What type does input() return by default?
• How can you convert a user's input into an integer?
• What happens to a Python program when it reaches an input() statement?

Related terms

output: Output refers to data that a program sends to the user, commonly displayed on the screen using print().

variable:

A variable is a named storage location in memory used to hold data values which can be modified during program execution.

type conversion: Type conversion is changing a value from one data type to another, such as from a string to an integer using int().