def testAUCMetric(self):
m = metrics.AUCMetric()
m.Update(label=[1, 1], prob=[0.1, 0.2], weight=[1.0, 1.0])
# No meaningful AUC yet, since all(labels==1) and function needs 2 types of
# labels.
self.assertEqual(0.0, m.value)
m.Update(label=[0, 0], prob=[0.1, 0.2], weight=[1.0, 1.0])
self.assertEqual(0.5, m.value)
def testAUCMetric(self):
if not metrics.HAS_SKLEARN:
self.skipTest('sklearn is not installed.')
m = metrics.AUCMetric()
m.Update(label=[1, 1], prob=[0.1, 0.2], weight=[1.0, 1.0])
# No meaningful AUC yet, since all(labels==1) and function needs 2 types of
# labels.
self.assertEqual(0.0, m.value)
m.Update(label=[0, 0], prob=[0.1, 0.2], weight=[1.0, 1.0])
self.assertEqual(0.5, m.value)