Add skip statement for healpy.
@@ -8,6 +8,7 @@ from ..base import MapBase
from ..geom import MapAxis
pytest.importorskip('scipy')
+pytest.importorskip('healpy')
map_axes = [MapAxis.from_bounds(1.0, 10.0, 3, interp='log'),
MapAxis.from_bounds(0.1, 1.0, 4, interp='log')]
