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.
Questo esercizio fa parte del corso
Data Transformation with Polars
Istruzioni dell'esercizio
- Extract
"oily","dry", or"sensitive"from the"review"column as a new column called"skin_type".
esercizio interattivo pratico
Prova questo esercizio completando questo codice di esempio.
# Extract skin type from reviews
reviews.with_columns(
pl.col("review").str.____("(____|____|____)").alias("____")
)