Exercise

Converting column data types

You're building a beauty product recommendation app and need to analyze customer reviews. The dataset contains ratings from 1 to 5, but they're stored as floating-point numbers in the CSV file. To filter reviews by exact rating values, you'll need to convert them to whole numbers first.

polars is loaded as pl. The DataFrame reviews is available with columns including category, detail, review, rating, size, and price.

Instrukcje

100 XP

Convert the rating column to integers.

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Instrukcje

Exercise