coordinate_alias

astropy.coordinates.transformations.coordinate_alias(name, coordcls=None)

Gives a short name to this coordinate system, allowing other coordinate objects to convert to this one using attribute-style access.

Parameters :

name : str

The short alias to use for this coordinate class. Should be a valid python identifier.

coordcls : class or None

Either the coordinate class to register or None to use this as a decorator.

Examples

For use with a class already defined, do:

coordinate_alias('fancycoords', MyFancyCoordinateClass)

To use as a decorator, do:

@coordiante_alias('fancycoords')
class MyFancyCoordinateClass(SphericalCoordinatesBase):
    ...