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  3. Data Transformation with Polars
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Exercises

Adding new rows efficiently

A small batch of new listings has arrived in new_listings. Rather than creating a brand new DataFrame with pl.concat(), you can efficiently add these rows directly to the existing hotels DataFrame.

polars is loaded as pl. The DataFrames hotels and new_listings are available for you with matching columns.

คำแนะนำ

100 XP
  • Add new_listings to hotels in place.
  • Print the last 5 rows to confirm the new listings were added.