> ## Documentation Index
> Fetch the complete documentation index at: https://docs.wherobots.com/llms.txt
> Use this file to discover all available pages before exploring further.

# ST_LineInterpolatePoint (Python)

> Calculate a point that is interpolated along a linestring.

Calculate a point that is interpolated along a linestring.

SQL reference: [`ST_LineInterpolatePoint`](/reference/wherobots-db/geometry-data/linear-referencing/ST_LineInterpolatePoint)

## Signature

```python theme={"system"}
from sedona.spark.sql.st_functions import ST_LineInterpolatePoint

ST_LineInterpolatePoint(
    geometry: ColumnOrName,
    fraction: ColumnOrNameOrNumber,
) -> Column
```

## Parameters

<ParamField path="geometry" type="ColumnOrName" required>
  Linestring geometry column to interpolate from.
</ParamField>

<ParamField path="fraction" type="ColumnOrNameOrNumber" required>
  Fraction of total length along geometry to generate a point for.
</ParamField>

## Returns

<ResponseField name="return" type="Column">
  Interpolated point as a point geometry column.
</ResponseField>


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