Binning streams into tiers
Now that you know the popularity distribution, leadership wants to categorize albums by total streams using fixed thresholds rather than quantiles. This ensures tier definitions stay consistent as new data arrives. The Spotify dataset now includes a streams_billions column. Bin albums into three tiers with breaks at 2.5 and 4.0 billion streams.
polars is loaded as pl. The DataFrame spotify is available with a streams_billions column.
Bu egzersiz, kursun bir parçasıdır
Data Transformation with Polars
Egzersiz talimatları
- Bin
streams_billionsinto three tiers with breaks at2.5and4.0. - Add the third label
"blockbuster"for albums above 4.0 billion streams.
Uygulamalı etkileşimli egzersiz
Bu egzersizi bu örnek kodu tamamlayarak deneyin.
# Bin streams_billions into three labeled bands
result = spotify.with_columns(
pl.col("streams_billions")
.____(
breaks=[____, ____],
labels=["emerging", "established", "____"],
)
.alias("stream_band")
)
print(result.head())