polars.DataFrame.describe¶
- DataFrame.describe() polars.internals.frame.DF ¶
Summary statistics for a DataFrame. Only summarizes numeric datatypes at the moment and returns nulls for non numeric datatypes.
Examples
>>> df = pl.DataFrame( ... { ... "a": [1.0, 2.8, 3.0], ... "b": [4, 5, 6], ... "c": [True, False, True], ... } ... ) >>> df.describe() shape: (5, 4) ┌──────────┬────────────────────┬─────┬──────┐ │ describe ┆ a ┆ b ┆ c │ │ --- ┆ --- ┆ --- ┆ --- │ │ str ┆ f64 ┆ f64 ┆ f64 │ ╞══════════╪════════════════════╪═════╪══════╡ │ mean ┆ 2.2666666666666666 ┆ 5 ┆ null │ ├╌╌╌╌╌╌╌╌╌╌┼╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┼╌╌╌╌╌┼╌╌╌╌╌╌┤ │ std ┆ 1.1015141094572205 ┆ 1 ┆ null │ ├╌╌╌╌╌╌╌╌╌╌┼╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┼╌╌╌╌╌┼╌╌╌╌╌╌┤ │ min ┆ 1 ┆ 4 ┆ 0.0 │ ├╌╌╌╌╌╌╌╌╌╌┼╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┼╌╌╌╌╌┼╌╌╌╌╌╌┤ │ max ┆ 3 ┆ 6 ┆ 1 │ ├╌╌╌╌╌╌╌╌╌╌┼╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┼╌╌╌╌╌┼╌╌╌╌╌╌┤ │ median ┆ 2.8 ┆ 5 ┆ null │ └──────────┴────────────────────┴─────┴──────┘