def test_getitem(self):
s = []
self.assertEqual(Utils.getItem(s, 4), None)
s = [[30, 70, 80]]
self.assertEqual(Utils.getItem(s, 0), 30)
s = [[70, 80], [90]]
self.assertEqual(Utils.getItem(s, Utils.seqLength(s)-1), 90)
def canPrune(self, seq):
sLowestMIS = self.getStrictlyMinimumMIS(seq)
k = Utils.seqLength(seq)
for i in range(k):
item = Utils.getItem(seq, i)
if self.MS[item] == sLowestMIS:
continue
k_1_subseq = Utils.removeItem(seq, i)
count = 0
for d in self.T:
if Utils.isSubsequence(k_1_subseq, d):
count += 1
if float(count) / len(self.T) < self.getMinMIS(k_1_subseq):
return True
return False