Trait polars::chunked_array::ops::IsFirstDistinct   
source · pub trait IsFirstDistinct<T>where
    T: PolarsDataType,{
    // Provided method
    fn is_first_distinct(
        &self
    ) -> Result<ChunkedArray<BooleanType>, PolarsError> { ... }
}Available on crate feature 
is_first_distinct only.Expand description
Mask the first unique values as true