def test_column_degeneracy(self):
"""column_degeneracy: should work with different cutoff values
"""
a = array([[.1,.8,.3],[.3,.2,.3],[.6,0,.4]])
self.assertEqual(column_degeneracy(a,cutoff=.75),[2,1,3])
self.assertEqual(column_degeneracy(a,cutoff=.45),[1,1,2])
#one-dimensional array
self.assertRaises(ValueError, column_degeneracy,\
array([.25,.25,.25,.25]))
#if cutoff value is not found, results are clipped to the
#number of rows in the array
self.assertEqual(column_degeneracy(a,cutoff=2), [3,3,3])
#same behavior on empty array
self.assertEqual(column_degeneracy(array([[]])),[])
def columnDegeneracy(self, cutoff=0.5):
"""Returns how many chars are neede to cover the cutoff value
See rowDegeneracy for more information.
"""
try:
return column_degeneracy(self.Data, cutoff)
except ValueError:
raise ProfileError, "Profile has to be two dimensional to calculate columnDegeneracy"
def columnDegeneracy(self, cutoff=0.5):
"""Returns how many chars are neede to cover the cutoff value
See rowDegeneracy for more information.
"""
try:
return column_degeneracy(self.Data,cutoff)
except ValueError:
raise ProfileError("Profile has to be two dimensional to calculate columnDegeneracy")
