shapely.get_m

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shapely.get_m#

get_m(point, **kwargs)#

Return the m-coordinate of a point.

Note

‘get_m’ requires at least GEOS 3.12.0.

Added in version 2.1.0.

Parameters:
pointGeometry or array_like

Non-point geometries or geometries without M dimension will result in NaN being returned.

**kwargs

See NumPy ufunc docs for other keyword arguments.

See also

get_x, get_y, get_z

Examples

>>> from shapely import Point, from_wkt
>>> get_m(from_wkt("POINT ZM (1 2 3 4)"))
4.0
>>> get_m(from_wkt("POINT M (1 2 4)"))
4.0
>>> get_m(Point(1, 2, 3))
nan
>>> get_m(from_wkt("MULTIPOINT M ((1 1 1), (2 2 2))"))
nan
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