1.3.3 Formatted Output with f-Strings

Formatted strings, or f-strings, provide a clear and readable way to embed variables and expressions inside strings.
They are the recommended method for string formatting in modern Python.

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What Is an f-String?

An f-string:

• Is prefixed with the letter f
• Allows expressions inside {} braces
• Is evaluated at runtime

This makes output more expressive and easier to read.

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Advantages of f-Strings

• Cleaner syntax compared to older formatting methods
• Better readability
• Supports expressions directly inside strings

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Common Use Cases

• Displaying variables in messages
• Formatting numerical output
• Creating clear and informative logs

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📌 Note:
f-strings improve code readability and should be preferred over older string formatting styles.