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.
Latihan ini adalah bagian dari kursus
Data Transformation with Polars
Petunjuk latihan
- Extract
"oily","dry", or"sensitive"from the"review"column as a new column called"skin_type".
Latihan interaktif praktis
Cobalah latihan ini dengan menyelesaikan kode contoh berikut.
# Extract skin type from reviews
reviews.with_columns(
pl.col("review").str.____("(____|____|____)").alias("____")
)