Column Selection

Selecting columns with the select verb based on column type.

Tidyverse
df %>% select_if(is.numeric)
value_weight value_height
3 12
8 45
9 42
Polars
df.select(pl.col(pl.Int64))
shape: (3, 2)
value_weight value_height
i64 i64
3 12
8 45
9 42