def test2(self):
t1 = self.tree
vc = VectCollection()
bv = ExplicitBitVect(5)
bv.SetBitsFromList([0])
vc.AddVect(1,bv)
bv = ExplicitBitVect(5)
bv.SetBitsFromList([1,2])
vc.AddVect(2,bv)
ex = ['nm',bv,1]
self.assertTrue(t1.ClassifyExample(ex))
bv = ExplicitBitVect(5)
bv.SetBitsFromList([0,2])
vc.AddVect(1,bv)
ex = ['nm',bv,1]
self.assertFalse(t1.ClassifyExample(ex))
def test3(self):
from BuildSigTree import BuildSigTree
examples = []
bv = ExplicitBitVect(2)
vc = VectCollection()
vc.AddVect(1,bv)
examples.append(['a',vc,1])
bv = ExplicitBitVect(2)
bv.SetBit(1)
vc = VectCollection()
vc.AddVect(1,bv)
examples.append(['c',vc,0])
bv = ExplicitBitVect(2)
bv.SetBit(1)
vc = VectCollection()
vc.AddVect(1,bv)
examples.append(['c2',vc,0])
bv = ExplicitBitVect(2)
bv.SetBit(0)
vc = VectCollection()
vc.AddVect(1,bv)
examples.append(['d',vc,0])
bv = ExplicitBitVect(2)
bv.SetBit(0)
vc = VectCollection()
vc.AddVect(1,bv)
bv = ExplicitBitVect(2)
bv.SetBit(1)
vc.AddVect(2,bv)
examples.append(['d2',vc,0])
bv = ExplicitBitVect(2)
bv.SetBit(0)
bv.SetBit(1)
vc = VectCollection()
vc.AddVect(1,bv)
examples.append(['d',vc,1])
bv = ExplicitBitVect(2)
bv.SetBit(0)
bv.SetBit(1)
vc = VectCollection()
vc.AddVect(1,bv)
examples.append(['e',vc,1])
t = BuildSigTree(examples,2,metric=InfoTheory.InfoType.ENTROPY,
maxDepth=2,verbose=0)
self.assertEqual(t.GetName(),'Bit-0')
self.assertEqual(t.GetLabel(),0)
c0 = t.GetChildren()[0]
self.assertEqual(c0.GetName(),'Bit-1')
self.assertEqual(c0.GetLabel(),1)
c1 = t.GetChildren()[1]
self.assertEqual(c1.GetName(),'Bit-1')
self.assertEqual(c1.GetLabel(),1)
bv = ExplicitBitVect(2)
bv.SetBit(0)
vc = VectCollection()
vc.AddVect(1,bv)
bv = ExplicitBitVect(2)
bv.SetBit(1)
vc.AddVect(2,bv)
r = t.ClassifyExample(['t',vc,0])
self.assertEqual(r,0)
def test3(self):
examples = []
bv = ExplicitBitVect(2)
vc = VectCollection()
vc.AddVect(1, bv)
examples.append(['a', vc, 1])
bv = ExplicitBitVect(2)
bv.SetBit(1)
vc = VectCollection()
vc.AddVect(1, bv)
examples.append(['c', vc, 0])
bv = ExplicitBitVect(2)
bv.SetBit(1)
vc = VectCollection()
vc.AddVect(1, bv)
examples.append(['c2', vc, 0])
bv = ExplicitBitVect(2)
bv.SetBit(0)
vc = VectCollection()
vc.AddVect(1, bv)
examples.append(['d', vc, 0])
bv = ExplicitBitVect(2)
bv.SetBit(0)
vc = VectCollection()
vc.AddVect(1, bv)
bv = ExplicitBitVect(2)
bv.SetBit(1)
vc.AddVect(2, bv)
examples.append(['d2', vc, 0])
bv = ExplicitBitVect(2)
bv.SetBit(0)
bv.SetBit(1)
vc = VectCollection()
vc.AddVect(1, bv)
examples.append(['d', vc, 1])
bv = ExplicitBitVect(2)
bv.SetBit(0)
bv.SetBit(1)
vc = VectCollection()
vc.AddVect(1, bv)
examples.append(['e', vc, 1])
f = StringIO()
with redirect_stdout(f):
t = BuildSigTree(examples,
2,
metric=InfoTheory.InfoType.ENTROPY,
maxDepth=2,
verbose=True)
self.assertIn('Build', f.getvalue())
self.assertEqual(t.GetName(), 'Bit-0')
self.assertEqual(t.GetLabel(), 0)
c0 = t.GetChildren()[0]
self.assertEqual(c0.GetName(), 'Bit-1')
self.assertEqual(c0.GetLabel(), 1)
c1 = t.GetChildren()[1]
self.assertEqual(c1.GetName(), 'Bit-1')
self.assertEqual(c1.GetLabel(), 1)
bv = ExplicitBitVect(2)
bv.SetBit(0)
vc = VectCollection()
vc.AddVect(1, bv)
bv = ExplicitBitVect(2)
bv.SetBit(1)
vc.AddVect(2, bv)
r = t.ClassifyExample(['t', vc, 0])
self.assertEqual(r, 0)