def get_errors(uid):
result = []
pdb = conn.execute('SELECT movie_id, rating FROM core_train WHERE user_id = %d' % uid).fetchall()
for entry in pdb:
try:
e = guess(uid, entry[0]) - entry[1]
result.append(e)
except:
pass
return result
def testMain(self):
for i in range(0, 1000):
u = int(random() * N_USER + 1)
m = int(random() * N_MOVIE + 1)
self.assertTrue(abs(algorithm.guess(u, m) - algorithm_hjw.guess(u, m)) < 0.01, msg = (u, m))