What is the difference between constants and variables in Python?
In Python, a variable is a name that refers to a value that can change, while a constant is a value that should not change.
Can you give me an example of a variable and a constant?
Sure! A variable could be age = 25
, while a constant could be defined as PI = 3.14
.
How do I define a constant in Python?
In Python, you typically define a constant by using uppercase letters, like MAX_SIZE = 100
, but remember, it's just a convention.
Are there any built-in constants in Python?
Python doesn't have built-in constants, but you can use modules like math
which provide constant values like math.pi
.
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