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.
Cet exercice fait partie du cours
Data Transformation with Polars
Instructions
- Extract
"oily","dry", or"sensitive"from the"review"column as a new column called"skin_type".
Exercice interactif pratique
Essayez cet exercice en complétant cet exemple de code.
# Extract skin type from reviews
reviews.with_columns(
pl.col("review").str.____("(____|____|____)").alias("____")
)