def test_div(self):
layer = core.Div(divisor=2.0)
input_np = onp.array([[1, 2, 3], [4, 5, 6]], dtype=onp.float32)
output_np = layer(input_np)
# absltest doesn't have ndarray equalities.
expected_output_np = input_np / 2.0
self.assertAlmostEqual(0.0,
onp.sum((output_np - expected_output_np)**2),
delta=1e-6)
def test_div_shapes(self):
layer = core.Div(divisor=2.0)
input_shape = (3, 2)
expected_shape = (3, 2)
output_shape = base.check_shape_agreement(layer, input_shape)
self.assertEqual(output_shape, expected_shape)
def test_serial_div_div(self):
layer = cb.Serial(core.Div(divisor=2.0), core.Div(divisor=5.0))
input_shape = (3, 2)
expected_shape = (3, 2)
output_shape = base.check_shape_agreement(layer, input_shape)
self.assertEqual(output_shape, expected_shape)
def test_parallel_div_div(self):
layer = cb.Parallel(core.Div(divisor=0.5), core.Div(divisor=3.0))
input_shape = ((3, 2), (4, 7))
expected_shape = ((3, 2), (4, 7))
output_shape = base.check_shape_agreement(layer, input_shape)
self.assertEqual(output_shape, expected_shape)
def test_serial_one_in_one_out(self):
layer = cb.Serial(core.Div(divisor=2.0))
input_shape = ((3, 2), (4, 7))
expected_shape = ((3, 2), (4, 7))
output_shape = base.check_shape_agreement(layer, input_shape)
self.assertEqual(output_shape, expected_shape)