Extracting strings from text
Beyond searching, you can also extract specific keywords from text. The skincare team wants to personalize product recommendations based on customers' skin types mentioned in reviews.
Diese Übung ist Teil des Kurses
<Kurs>Data Transformation with Polars</Kurs>Übungsanweisungen
- Extract
"oily","dry", or"sensitive"from the"review"column as a new column called"skin_type".
Interaktive praktische Übung
Versuche dich an dieser Übung, indem du diesen Beispielcode vervollständigst.
# Extract skin type from reviews
reviews.with_columns(
pl.col("review").str.____("(____|____|____)").alias("____")
)