def calc_moduli(self, moduli, max_materials):
mod_interval = _get_mod_intervals(moduli, max_materials)
self.moduli_new = _limit_num_materials(moduli, mod_interval, min(moduli), 'max')
return self
def test_modulus_interval_calculation_works(self):
self.assertEqual(_get_mod_intervals(range(11), 5), 2.0,
"_get_mod_intervals function correct for modulus range(11), maxMat=5")
self.assertEqual(_get_mod_intervals([10,10,10,10],5), 0.0,
"_get_mod_intervals function cannot cope with same greyscale")
