Creating new columns with a suffix
You are asked by a client how each vehicle ranks relative to the others in terms of their performance characteristics such as their acceleration or range.
Questo esercizio fa parte del corso
Introduction to Polars
Istruzioni dell'esercizio
- Use selectors to select all of the string and float columns in a new DataFrame
rank_df. - Add new columns with the rank of the float columns with the suffix
"_rank"added to the column name.
Esercizio pratico interattivo
Prova a risolvere questo esercizio completando il codice di esempio.
rank_df = (
ev_df
# Select all string and float columns
.select(____)
# Add new columns with the rank of the float columns
.with_columns(____)
)
print(rank_df)