polars fill-nan for lazyframe
Replaces NaN values with the given expression.
Signature
> polars fill-nan {flags} (fill)
Parameters
-
fill: Expression to use to fill the NAN values.
Input/output types:
| input | output |
|---|---|
| polars_dataframe | polars_dataframe |
| polars_lazyframe | polars_lazyframe |
Examples
Fills the NaN values with 0
> [1 2 NaN 3 NaN] | polars into-df | polars fill-nan 0 ╭───┬───╮ │ # │ 0 │ ├───┼───┤ │ 0 │ 1 │ │ 1 │ 2 │ │ 2 │ 0 │ │ 3 │ 3 │ │ 4 │ 0 │ ╰───┴───╯
Fills the NaN values of a whole dataframe
> [[a b]; [0.2 1] [0.1 NaN]] | polars into-df | polars fill-nan 0 ╭───┬──────┬───╮ │ # │ a │ b │ ├───┼──────┼───┤ │ 0 │ 0.20 │ 1 │ │ 1 │ 0.10 │ 0 │ ╰───┴──────┴───╯
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https://www.nushell.sh/commands/docs/polars_fill-nan.html
