def test_galactocentric_references(reset_galactocentric_defaults): # references in the "scientific paper"-sense from astropy.coordinates import (Galactocentric, galactocentric_frame_defaults) with galactocentric_frame_defaults.set('pre-v4.0'): galcen_pre40 = Galactocentric() for k in galcen_pre40.get_frame_attr_names(): if k == 'roll': # no reference for this parameter continue assert k in galcen_pre40.frame_attribute_references with galactocentric_frame_defaults.set('v4.0'): galcen_40 = Galactocentric() for k in galcen_40.get_frame_attr_names(): if k == 'roll': # no reference for this parameter continue assert k in galcen_40.frame_attribute_references with galactocentric_frame_defaults.set('v4.0'): galcen_custom = Galactocentric(z_sun=15*u.pc) for k in galcen_custom.get_frame_attr_names(): if k == 'roll': # no reference for this parameter continue if k == 'z_sun': assert k not in galcen_custom.frame_attribute_references else: assert k in galcen_custom.frame_attribute_references
def test_galactocentric_defaults(reset_galactocentric_defaults): from astropy.coordinates import (Galactocentric, galactocentric_frame_defaults, BaseCoordinateFrame, CartesianDifferential) with galactocentric_frame_defaults.set('pre-v4.0'): galcen_pre40 = Galactocentric() with galactocentric_frame_defaults.set('v4.0'): galcen_40 = Galactocentric() with galactocentric_frame_defaults.set('latest'): galcen_latest = Galactocentric() # parameters that changed assert not u.allclose(galcen_pre40.galcen_distance, galcen_40.galcen_distance) assert not u.allclose(galcen_pre40.z_sun, galcen_40.z_sun) for k in galcen_40.get_frame_attr_names(): if isinstance(getattr(galcen_40, k), BaseCoordinateFrame): continue # skip coordinate comparison... elif isinstance(getattr(galcen_40, k), CartesianDifferential): assert u.allclose(getattr(galcen_40, k).d_xyz, getattr(galcen_latest, k).d_xyz) else: assert getattr(galcen_40, k) == getattr(galcen_latest, k)