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Python Check if any item matches a condition

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PythonBeginner

Check if any item matches a condition. Learn the syntax using an editable python example.

When to use it

Use this technique in input parsing, formatting and text processing. Check the input types, any required imports, and whether the operation changes existing values or produces a new result.

Syntax

print(any(age >= 18 for age in ages))

Parameters

Inspect the literals, variables and function arguments used in the example. Replace values with compatible python types before testing.

Returns / effect

Expected demonstration result: True.

Python · Editable example
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Expected output

True

Common mistake and fix

Watch for empty input, encoding differences and special characters.

Good practices

Keep the example small, check its documented output, then adapt it to your own project with validation and error handling.

Practice exercise

Try changing one input in the check if any item matches a condition example. Predict how the output changes, then compare with the reference output.

Compatibility: Confirm support in your installed language/runtime version; some examples need modern standard libraries.

Related concepts: strings, examples, syntax

Explain this code

This python example shows how to check if any item matches a condition. It uses a small, reproducible input so you can inspect the behavior without changing a production project.

Try a small exercise

Try changing one input in the check if any item matches a condition example. Predict how the output changes, then compare with the reference output.

Show a hint

Change a single literal or input first; compare the result before making more edits.

Show example solution
ages = [14, 22, 17]
print(any(age >= 18 for age in ages))

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