def testSelectBackTrack(self):
objset = sg.ObjectSet(n_epoch=100)
objset.add(sg.Object(when='now'), epoch_now=5)
epoch_now = 10
l1 = len(objset.select(epoch_now, when='latest', n_backtrack=4))
self.assertEqual(l1, 0)
objset = sg.ObjectSet(n_epoch=100)
objset.add(sg.Object(when='now'), epoch_now=5)
epoch_now = 10
l1 = len(objset.select(epoch_now, when='latest', n_backtrack=5))
self.assertEqual(l1, 1)
def testDecodeRenderPool(self):
img_size = 112
grid_size = 7
prefs = constants.get_prefs(grid_size)
loc_xy = sg.Loc([0.8, 0.3])
n_epoch = 5
objset = sg.ObjectSet(n_epoch=n_epoch)
obj = sg.Object([loc_xy, sg.Shape('square'), sg.Color('blue')],
when='now')
objset.add(obj, epoch_now=0)
movie = sg.render(objset, img_size=img_size)
frame = movie.sum(axis=-1, keepdims=True)
in_imgs = tf.placeholder('float', [None, img_size, img_size, 1])
out = tf.contrib.layers.avg_pool2d(in_imgs, 16, 16)
with tf.Session() as sess:
out_ = sess.run(out, feed_dict={in_imgs: frame})
out_ = np.reshape(out_, (n_epoch, -1))
out_ = (out_.T / (1e-7 + out_.sum(axis=1))).T
loc_decoded = np.dot(out_, prefs)[0]
print('Input loc ' + str(loc_xy))
print('Decoded loc' + str(loc_decoded))
dist = ((loc_decoded[0] - loc_xy.value[0])**2 +
(loc_decoded[1] - loc_xy.value[1])**2)
self.assertLess(dist, 0.01)
def generate_objset(self, n_epoch, n_distractor=1, average_memory_span=2):
"""Guess objset for all n_epoch.
Mathematically, the average_memory_span is n_max_backtrack/3
Args:
n_epoch: int, total number of epochs
n_distractor: int, number of distractors to add
average_memory_span: int, the average number of epochs by which an object
need to be held in working memory, if needed at all
Returns:
objset: full objset for all n_epoch
"""
n_max_backtrack = int(average_memory_span * 3)
objset = sg.ObjectSet(n_epoch=n_epoch, n_max_backtrack=n_max_backtrack)
# Guess objects
# Importantly, we generate objset backward in time
epoch_now = n_epoch - 1
while epoch_now >= 0:
for _ in range(n_distractor):
objset.add_distractor(epoch_now) # distractor
objset = self.guess_objset(objset, epoch_now)
epoch_now -= 1
return objset
def testAddIfExist(self):
objset = sg.ObjectSet(n_epoch=1)
epoch_now = 0
objset.add(sg.Object(when='now'), epoch_now, add_if_exist=False)
objset.add(sg.Object(when='now'), epoch_now, add_if_exist=False)
self.assertEqual(len(objset), 1)
def testAddLast1(self):
objset = sg.ObjectSet(n_epoch=100)
objset.add(sg.Object(when='now'), epoch_now=0)
objset.add(sg.Object(when='now', deletable=True), epoch_now=1)
objset.add(sg.Object(when='last1'), epoch_now=2, add_if_exist=False)
self.assertEqual(len(objset), 1)
def testSelectNow(self):
objset = sg.ObjectSet(n_epoch=1)
epoch_now = 0
objset.add(sg.Object(when='now'), epoch_now)
subset = objset.select(epoch_now, when='now')
self.assertEqual(len(subset), 1)
def testGetGuessObjset(self):
objset = sg.ObjectSet(n_epoch=10)
objs = tg.Select()
task = tg.Task(tg.GetColor(objs))
epoch_now = 1
objset = task.guess_objset(objset, epoch_now)
l = len(objset.select(epoch_now, when='now'))
self.assertEqual(1, l)
def testDeletable(self):
objset = sg.ObjectSet(n_epoch=1)
epoch_now = 0
objset.add(sg.Object(when='now', deletable=True), epoch_now)
objset.add(sg.Object(when='now'), epoch_now, add_if_exist=True)
# The first object should have been deleted
self.assertEqual(len(objset), 1)
def testSelectGetExpectedInputShouldBeTrue2(self):
objset = sg.ObjectSet(n_epoch=10)
select = tg.Select(color=sg.Color('red'), when='now')
should_be = [sg.Object([sg.Shape('circle')])]
objset, loc, color, space = select.get_expected_input(should_be,
objset,
epoch_now=1)
objs = select(objset, epoch_now=1)
self.assertEqual(objs[0].shape, sg.Shape('circle'))
def testSelectGetExpectedInputShouldBeEmpty1(self):
objset = sg.ObjectSet(n_epoch=10)
select = tg.Select(color=sg.Color('red'), when='now')
should_be = []
objset, loc, color, space = select.get_expected_input(should_be,
objset,
epoch_now=1)
objs = select(objset, epoch_now=1)
self.assertFalse(objs)
def testSelectLast(self):
objset = sg.ObjectSet(n_epoch=2)
objset.add(sg.Object(when='now'), epoch_now=0)
objset.add(sg.Object(when='now'), epoch_now=1)
objset.add(sg.Object(when='now'), epoch_now=1, add_if_exist=True)
epoch_now = 1
self.assertEqual(2, len(objset.select(epoch_now, when='latest')))
self.assertEqual(1, len(objset.select(epoch_now, when='last1')))
def testSelectGetExpectedInputShouldBeTrue1(self):
objset = sg.ObjectSet(n_epoch=10)
select = tg.Select(color=sg.Color('red'), when='now')
should_be = [sg.Object([sg.Loc([0.5, 0.5])])]
objset, loc, color, space = select.get_expected_input(should_be,
objset,
epoch_now=1)
objs = select(objset, epoch_now=1)
self.assertTupleEqual(objs[0].loc.value, (0.5, 0.5))
def testBasicIsSameGuessObject(self):
objset = sg.ObjectSet(n_epoch=10)
objs1 = tg.Select(shape=sg.Shape('square'), when='now')
attr1 = tg.GetColor(objs1)
task = tg.Task(tg.IsSame(attr1, sg.Color('red')))
epoch_now = 1
objset = task.guess_objset(objset, epoch_now, should_be=True)
c1 = objset.select(epoch_now, shape=sg.Shape('square'),
when='now')[0].color
self.assertEqual(c1, sg.Color('red'))
def testGetGuessObjsetShouldBe(self):
objset = sg.ObjectSet(n_epoch=10)
objs = tg.Select(when='now')
task = tg.Task(tg.GetColor(objs))
for epoch_now in range(10):
color = sg.random_color()
objset = task.guess_objset(objset, epoch_now, should_be=color)
o = objset.select(epoch_now, when='now')[0]
self.assertEqual(color, o.color)
def generate_objset(task, n_epoch=30, distractor=True):
objset = sg.ObjectSet(n_epoch=n_epoch)
# Guess objects
for epoch_now in range(n_epoch):
if distractor:
objset.add(sg.Object(when='now', deletable=True), epoch_now)
objset = task.get_expected_input(objset, epoch_now)
return objset
def testGetShapeOf(self):
objs1 = tg.Select(color=sg.Color('blue'), when='last1')
shape = tg.GetShape(objs1)
objs2 = tg.Select(shape=shape, color=sg.Color('red'), when='now')
task = tg.Task(tg.Exist(objs2))
n_epoch = 5
objset = sg.ObjectSet(n_epoch=n_epoch)
for i_epoch in range(n_epoch):
objset = task.guess_objset(objset, i_epoch)
def testAddWhenNone(self):
objset = sg.ObjectSet(n_epoch=100, n_max_backtrack=5)
objset.add(sg.Object(when=None), epoch_now=0)
self.assertEqual(objset.last_added_obj.epoch, [0, 100])
l1 = len(objset.select(epoch_now=10, when='now'))
l2 = len(objset.select(epoch_now=10, when='latest'))
l3 = len(objset.select(epoch_now=10, when='last1'))
self.assertEqual(l1, 1)
self.assertEqual(l2, 1)
self.assertEqual(l3, 1)
def testExistColorOfGuessObjset(self):
objs1 = tg.Select(shape=sg.Shape('circle'), when='last1')
color = tg.GetColor(objs1)
objs2 = tg.Select(color=color, shape=sg.Shape('square'), when='now')
task = tg.Task(tg.Exist(objs2))
n_epoch = 10
objset = sg.ObjectSet(n_epoch=n_epoch)
objset = task.guess_objset(objset, 1, should_be=True)
objset = task.guess_objset(objset, 3, should_be=False)
self.assertTrue(task(objset, 1))
self.assertFalse(task(objset, 3))
def testSelectGetExpectedInputShouldBeTrue3(self):
objset = sg.ObjectSet(n_epoch=10)
select = tg.Select(color=sg.Color('red'), when='now')
should_be = [sg.Object(when='now')]
objset, loc, color, space = select.get_expected_input(should_be,
objset,
epoch_now=1)
objset, loc, color, space = select.get_expected_input(should_be,
objset,
epoch_now=1)
objs = select(objset, epoch_now=1)
self.assertEqual(len(objs), 1)
def testSelectNowLoc(self):
objset = sg.ObjectSet(n_epoch=1)
epoch_now = 0
loc = sg.Loc([0.3, 0.3])
objset.add(sg.Object([loc], when='now'), epoch_now)
space1 = sg.Space([(0.2, 0.4), (0.1, 0.5)])
space2 = sg.Space([(0.5, 0.7), (0.1, 0.5)])
subset1 = objset.select(epoch_now, space=space1, when='now')
subset2 = objset.select(epoch_now, space=space2, when='now')
self.assertEqual(len(subset1), 1)
self.assertEqual(len(subset2), 0)
def testSelectGetExpectedInputShouldBeTrue4(self):
objset = sg.ObjectSet(n_epoch=10)
select = tg.Select(loc=sg.Loc([0.5, 0.5]),
when='now',
space_type='left')
should_be = [sg.Object(when='now')]
objset, loc, color, space = select.get_expected_input(should_be,
objset,
epoch_now=1)
objs = select(objset, epoch_now=1)
self.assertLess(objs[0].loc.value[0], 0.5)
self.assertTrue(isinstance(loc, tg.Skip))
def testAddObjectInSpace(self): objset = sg.ObjectSet(n_epoch=1) space1 = sg.Space([(0, 1), (0, 0.5)]) space2 = sg.Space([(0, 1), (0.5, 1)]) space3 = sg.Space([(0, 1), (0, 0.5)]) epoch_now = 0 objset.add(sg.Object([space1], when='now'), epoch_now) self.assertEqual(len(objset), 1) objset.add(sg.Object([space2], when='now'), epoch_now) self.assertEqual(len(objset), 2) objset.add(sg.Object([space3], when='now'), epoch_now) self.assertEqual(len(objset), 2)
def testSelectGetExpectedInputShouldBeEmpty2(self):
objset = sg.ObjectSet(n_epoch=10)
select = tg.Select(loc=sg.Loc([0.5, 0.5]),
when='now',
space_type='left')
should_be = []
objset, loc, color, space = select.get_expected_input(should_be,
objset,
epoch_now=1)
objs = select(objset, epoch_now=1)
self.assertFalse(objs)
self.assertEqual(len(objset), 1)
def testGetCall(self):
objset = sg.ObjectSet(n_epoch=10)
obj1 = tg.Select(color=sg.Color('red'), when='now')
color1 = tg.GetColor(obj1)
epoch_now = 1
color1_eval = color1(objset, epoch_now)
self.assertEqual(color1_eval, const.INVALID)
objset.add(sg.Object([sg.Color('red')], when='now'), epoch_now)
color1_eval = color1(objset, epoch_now)
self.assertEqual(color1_eval, sg.Color('red'))
def testGoGuessObjset(self):
objset = sg.ObjectSet(n_epoch=10)
objs1 = tg.Select(shape=sg.Shape('square'), when='now')
task = tg.Task(tg.Go(objs1))
epoch_now = 1
objset = task.guess_objset(objset, epoch_now)
l1 = len(objset.select(epoch_now, shape=sg.Shape('square'),
when='now'))
l2 = len(objset.select(epoch_now, shape=sg.Shape('circle'),
when='now'))
self.assertEqual(1, l1)
self.assertEqual(0, l2)
def testExistColorOfGuessObjsetManyEpochs(self):
objs1 = tg.Select(shape=sg.Shape('circle'), when='last1')
color = tg.GetColor(objs1)
objs2 = tg.Select(color=color, shape=sg.Shape('square'), when='now')
task = tg.Task(tg.Exist(objs2))
n_epoch = 100
objset = sg.ObjectSet(n_epoch=n_epoch)
for i in range(1, n_epoch)[::-1]:
should_be = random.random() > 0.5
objset = task.guess_objset(objset, i, should_be=should_be)
self.assertEqual(task(objset, i), should_be)
def testShiftObjset(self):
objset = sg.ObjectSet(n_epoch=2)
epoch_now = 0
objset.add(sg.Object(when='now'), epoch_now)
objset.shift(1)
self.assertEqual(objset.n_epoch, 3)
self.assertEqual(objset.set[0].epoch, [1, 2])
subset = objset.select(1, when='now')
self.assertEqual(len(subset), 1)
objset.shift(-2)
self.assertEqual(len(objset), 0)
def testAddDistractor(self):
n_epoch = 30
objset = sg.ObjectSet(n_epoch=n_epoch)
# Guess objects
for epoch_now in range(n_epoch):
objset.add_distractor(epoch_now) # distractor
self.assertEqual(len(objset), n_epoch)
# Make sure all distractors are deleted if they enter the select process
for epoch_now in range(n_epoch):
_ = objset.select(epoch_now, when='now')
self.assertEqual(len(objset), 0)
def testExistColorSpaceGuessObjsetManyEpochs(self):
objs1 = tg.Select(color=sg.Color('red'), when='last1')
loc = tg.GetLoc(objs1)
objs2 = tg.Select(loc=loc,
color=sg.Color('blue'),
when='now',
space_type='left')
task = tg.Task(tg.Exist(objs2))
n_epoch = 10
objset = sg.ObjectSet(n_epoch=n_epoch)
objset = task.guess_objset(objset, 2, should_be=False)
objset = task.guess_objset(objset, 1, should_be=True)
self.assertFalse(task(objset, 2))
self.assertTrue(task(objset, 1))
def testIsSameGuessObjsetLast1(self):
objset = sg.ObjectSet(n_epoch=10)
objs1 = tg.Select(shape=sg.Shape('square'), when='last1')
objs2 = tg.Select(shape=sg.Shape('circle'), when='last1')
attr1 = tg.GetColor(objs1)
attr2 = tg.GetColor(objs2)
task = tg.Task(tg.IsSame(attr1, attr2))
objset = task.guess_objset(objset, epoch_now=1, should_be=True)
self.assertEqual(2, len(objset.select(epoch_now=0, when='now')))
c1 = objset.select(epoch_now=0, shape=sg.Shape('square'),
when='now')[0].color
c2 = objset.select(epoch_now=0, shape=sg.Shape('circle'),
when='now')[0].color
self.assertEqual(c1, c2)
