Add missing requires_dependency skimage in test_wcsnd.py
@@ -5,6 +5,7 @@ import numpy as np
from numpy.testing import assert_allclose, assert_equal
from astropy.io import fits
from astropy.coordinates import SkyCoord
+from ...utils.testing import requires_dependency
from ..utils import fill_poisson
from ..geom import MapAxis, MapCoord, coordsys_to_frame
from ..base import Map
@@ -343,6 +344,7 @@ def test_wcsndmap_crop(npix, binsz, coordsys, proj, skydir, axes):
m.crop(1)
+@requires_dependency('skimage')
@pytest.mark.parametrize(('npix', 'binsz', 'coordsys', 'proj', 'skydir', 'axes'),
wcs_test_geoms)
def test_wcsndmap_downsample(npix, binsz, coordsys, proj, skydir, axes):
