Expr.is_finite

methodView source ↗

def is_finite() -> TdExpr

Categories: logic

If an element value is finite.

Examples

>>> import tabsdata as td
>>>
>>> tf: td.TableFrame ...
>>>
>>> tf = tf.select(td.col("temp"), td.col("temp").is_finite()
>>>        .alias("finite"))
>>>
┌──────┬────────┐
│ temp ┆ finite │
│ ---  ┆ ---    │
│ f64  ┆ bool   │
╞══════╪════════╡
│ 1.1  ┆ true   │
│ 2.0  ┆ true   │
│ inf  ┆ false  │
└──────┴────────┘