Glue config for exporting coordinates to ASDF files

glue-config.py

"""
Glue environment customization
"""
from glue.config import data_exporter

from astropy.coordinates import SkyCoord
import sunpy.coordinates  # This registers the needed coordinate frames
import asdf


@data_exporter('Coordinate ASDF Exporter')
def coordinate_asdf_exporter(filename, data, **kwargs):
    with asdf.AsdfFile({'loop': SkyCoord(data['coord'])}) as afile:
        afile.write_to(filename)