polars get-ordinal for dataframe

Gets ordinal from date.

Signature

> polars get-ordinal {flags}

Input/output types:

inputoutput
anyany

Examples

Returns ordinal from a date

> let dt = ('2020-08-04T16:39:18+00:00' | into datetime --timezone 'UTC');
    let df = ([$dt $dt] | polars into-df);
    $df | polars get-ordinal
╭───┬─────╮
 # │  0  │
├───┼─────┤
 0 217
 1 217
╰───┴─────╯