def test_squeeze(self):
"""Test invoking Squeeze in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.rand(5, 1, 4).astype(np.float32)
result = layers.Squeeze()(input)
assert result.shape == (5, 4)
def test_max_pool_1d(self):
"""Test invoking MaxPool1D in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.rand(4, 6, 8).astype(np.float32)
result = layers.MaxPool1D(strides=2)(input)
assert result.shape == (4, 3, 8)
def test_reshape(self):
"""Test invoking Reshape in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.rand(5, 10, 4).astype(np.float32)
result = layers.Reshape((100, 2))(input)
assert result.shape == (100, 2)
def test_max_pool_3d(self):
"""Test invoking MaxPool3D in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.rand(2, 4, 6, 8, 2).astype(np.float32)
result = layers.MaxPool3D()(input)
assert result.shape == (2, 2, 3, 4, 2)
def test_cast(self):
"""Test invoking Cast in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.rand(5, 3)
result = layers.Cast(dtype=tf.float32)(input)
assert result.dtype == tf.float32
def test_constant(self):
"""Test invoking Constant in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
value = np.random.rand(5, 4).astype(np.float32)
result = layers.Constant(value)()
assert np.array_equal(result, value)
def test_vina_free_energy(self):
"""Test invoking VinaFreeEnergy in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
n_atoms = 5
m_nbrs = 1
ndim = 3
nbr_cutoff = 1
start = 0
stop = 4
X = np.random.rand(n_atoms, ndim).astype(np.float32)
Z = np.random.randint(0, 2, (n_atoms)).astype(np.float32)
layer = layers.VinaFreeEnergy(n_atoms, m_nbrs, ndim,
nbr_cutoff, start, stop)
result = layer(X, Z)
assert len(layer.variables) == 6
assert result.shape == tuple()
# Creating a second layer should produce different results, since it has
# different random weights.
layer2 = layers.VinaFreeEnergy(n_atoms, m_nbrs, ndim,
nbr_cutoff, start, stop)
result2 = layer2(X, Z)
assert not np.allclose(result, result2)
# But evaluating the first layer again should produce the same result as before.
result3 = layer(X, Z)
assert np.allclose(result, result3)
def test_flatten(self):
"""Test invoking Flatten in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.rand(5, 10, 4).astype(np.float32)
result = layers.Flatten()(input)
assert result.shape == (5, 40)
def test_alpha_share_layer(self):
"""Test invoking AlphaShareLayer in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
batch_size = 10
length = 6
input1 = np.random.rand(batch_size, length).astype(np.float32)
input2 = np.random.rand(batch_size, length).astype(np.float32)
layer = layers.AlphaShareLayer()
result = layer(input1, input2)
assert input1.shape == result[0].shape
assert input2.shape == result[1].shape
# Creating a second layer should produce different results, since it has
# different random weights.
layer2 = layers.AlphaShareLayer()
result2 = layer2(input1, input2)
assert not np.allclose(result[0], result2[0])
assert not np.allclose(result[1], result2[1])
# But evaluating the first layer again should produce the same result as before.
result3 = layer(input1, input2)
assert np.allclose(result[0], result3[0])
assert np.allclose(result[1], result3[1])
def test_conv_2d_transpose(self):
"""Test invoking Conv2DTranspose in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
length = 4
width = 5
in_channels = 2
filters = 3
kernel_size = 2
stride = 2
batch_size = 10
input = np.random.rand(batch_size, length, width,
in_channels).astype(np.float32)
layer = layers.Conv2DTranspose(filters,
kernel_size=kernel_size,
stride=stride)
result = layer(input)
assert result.shape == (batch_size, length * stride,
width * stride, filters)
assert len(layer.variables) == 2
# Creating a second layer should produce different results, since it has
# different random weights.
layer2 = layers.Conv2DTranspose(filters,
kernel_size=kernel_size,
stride=stride)
result2 = layer2(input)
assert not np.allclose(result, result2)
# But evaluating the first layer again should produce the same result as before.
result3 = layer(input)
assert np.allclose(result, result3)
def test_graph_embed_pool_layer(self):
"""Test invoking GraphEmbedPoolLayer in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
V = np.random.uniform(size=(10, 100, 50)).astype(np.float32)
adjs = np.random.uniform(size=(10, 100, 5,
100)).astype(np.float32)
layer = layers.GraphEmbedPoolLayer(num_vertices=6)
result = layer(V, adjs)
assert result[0].shape == (10, 6, 50)
assert result[1].shape == (10, 6, 5, 6)
# Creating a second layer should produce different results, since it has
# different random weights.
layer2 = layers.GraphEmbedPoolLayer(num_vertices=6)
result2 = layer2(V, adjs)
assert not np.allclose(result[0], result2[0])
assert not np.allclose(result[1], result2[1])
# But evaluating the first layer again should produce the same result as before.
result3 = layer(V, adjs)
assert np.allclose(result[0], result3[0])
assert np.allclose(result[1], result3[1])
def test_time_series_dense(self):
"""Test invoking TimeSeriesDense in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
in_dim = 2
out_dim = 3
n_steps = 6
batch_size = 10
input = np.random.rand(batch_size, n_steps,
in_dim).astype(np.float32)
layer = layers.TimeSeriesDense(out_dim)
result = layer(input)
assert result.shape == (batch_size, n_steps, out_dim)
assert len(layer.variables) == 2
# Creating a second layer should produce different results, since it has
# different random weights.
layer2 = layers.TimeSeriesDense(out_dim)
result2 = layer2(input)
assert not np.allclose(result, result2)
# But evaluating the first layer again should produce the same result as before.
result3 = layer(input)
assert np.allclose(result, result3)
def test_lstm(self):
"""Test invoking LSTM in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
batch_size = 10
n_hidden = 7
in_channels = 4
n_steps = 6
input = np.random.rand(batch_size, n_steps,
in_channels).astype(np.float32)
layer = layers.LSTM(n_hidden, batch_size)
result, state = layer(input)
assert result.shape == (batch_size, n_steps, n_hidden)
assert len(layer.variables) == 2
# Creating a second layer should produce different results, since it has
# different random weights.
layer2 = layers.LSTM(n_hidden, batch_size)
result2, state2 = layer2(input)
assert not np.allclose(result, result2)
# But evaluating the first layer again should produce the same result as before.
result3, state3 = layer(input)
assert np.allclose(result, result3)
# But if we specify a different starting state, that should produce a
# different result.
result4, state4 = layer(input, initial_state=state3)
assert not np.allclose(result, result4)
def test_sigmoid(self):
"""Test invoking Sigmoid in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.rand(5, 10).astype(np.float32)
result = layers.Sigmoid()(input)
expected = tf.nn.sigmoid(input)
assert np.allclose(result, expected)
def test_relu(self):
"""Test invoking ReLU in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.normal(size=(5, 10)).astype(np.float32)
result = layers.ReLU()(input)
expected = tf.nn.relu(input)
assert np.allclose(result, expected)
def test_gather(self):
"""Test invoking Gather in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.rand(5).astype(np.float32)
indices = [[1], [3]]
result = layers.Gather()(input, indices)
assert np.array_equal(result, [input[1], input[3]])
def test_repeat(self):
"""Test invoking Repeat in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.rand(5, 4).astype(np.float32)
result = layers.Repeat(3)(input)
assert result.shape == (5, 3, 4)
assert np.array_equal(result[:, 0, :], result[:, 1, :])
def test_reduce_sum(self):
"""Test invoking ReduceSum in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input = np.random.rand(5, 10).astype(np.float32)
result = layers.ReduceSum(axis=1)(input)
assert result.shape == (5, )
assert np.allclose(result, np.sum(input, axis=1))
def test_sluice_loss(self):
"""Test invoking SluiceLoss in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input1 = np.ones((3, 4)).astype(np.float32)
input2 = np.ones((2, 2)).astype(np.float32)
result = layers.SluiceLoss()(input1, input2)
assert np.allclose(result, 40.0)
def test_l2_loss(self):
"""Test invoking L2Loss in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input1 = np.random.rand(5, 10).astype(np.float32)
input2 = np.random.rand(5, 10).astype(np.float32)
result = layers.L2Loss()(input1, input2)
expected = np.mean((input1 - input2)**2, axis=1)
assert np.allclose(result, expected)
def test_variable(self):
"""Test invoking Variable in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
value = np.random.rand(5, 4).astype(np.float32)
layer = layers.Variable(value)
result = layer()
assert np.array_equal(result.numpy(), value)
assert len(layer.variables) == 1
def test_weighted_error(self):
"""Test invoking WeightedError in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input1 = np.random.rand(5, 10).astype(np.float32)
input2 = np.random.rand(5, 10).astype(np.float32)
result = layers.WeightedError()(input1, input2)
expected = np.sum(input1 * input2)
assert np.allclose(result, expected)
def test_hinge_loss(self):
"""Test invoking HingeLoss in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
n_labels = 1
n_logits = 1
logits = np.random.rand(n_logits).astype(np.float32)
labels = np.random.rand(n_labels).astype(np.float32)
result = layers.HingeLoss()(labels, logits)
assert result.shape == (n_labels, )
def test_ani_feat(self):
"""Test invoking ANIFeat in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
batch_size = 10
max_atoms = 5
input = np.random.rand(batch_size, max_atoms,
4).astype(np.float32)
layer = layers.ANIFeat(max_atoms=max_atoms)
result = layer(input)
def test_concat(self):
"""Test invoking Concat in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input1 = np.random.rand(5, 10).astype(np.float32)
input2 = np.random.rand(5, 4).astype(np.float32)
result = layers.Concat()(input1, input2)
assert result.shape == (5, 14)
assert np.array_equal(input1, result[:, :10])
assert np.array_equal(input2, result[:, 10:])
def test_stack(self):
"""Test invoking Stack in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input1 = np.random.rand(5, 4).astype(np.float32)
input2 = np.random.rand(5, 4).astype(np.float32)
result = layers.Stack()(input1, input2)
assert result.shape == (5, 2, 4)
assert np.array_equal(input1, result[:, 0, :])
assert np.array_equal(input2, result[:, 1, :])
def test_reduce_square_difference(self):
"""Test invoking ReduceSquareDifference in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input1 = np.random.rand(5, 10).astype(np.float32)
input2 = np.random.rand(5, 10).astype(np.float32)
result = layers.ReduceSquareDifference(axis=1)(input1, input2)
assert result.shape == (5, )
assert np.allclose(result, np.mean((input1 - input2)**2,
axis=1))
def test_weighted_linear_combo(self):
"""Test invoking WeightedLinearCombo in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
input1 = np.random.rand(5, 10).astype(np.float32)
input2 = np.random.rand(5, 10).astype(np.float32)
layer = layers.WeightedLinearCombo()
result = layer(input1, input2)
assert len(layer.variables) == 2
expected = input1 * layer.variables[
0] + input2 * layer.variables[1]
assert np.allclose(result, expected)
def test_batch_norm(self):
"""Test invoking BatchNorm in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
batch_size = 10
n_features = 5
input = np.random.rand(batch_size,
n_features).astype(np.float32)
layer = layers.BatchNorm()
result = layer(input)
assert result.shape == (batch_size, n_features)
assert len(layer.variables) == 4
def test_sparse_softmax_cross_entropy(self):
"""Test invoking SparseSoftMaxCrossEntropy in eager mode."""
with context.eager_mode():
with tfe.IsolateTest():
batch_size = 10
n_features = 5
logits = np.random.rand(batch_size,
n_features).astype(np.float32)
labels = np.random.rand(batch_size).astype(np.int32)
result = layers.SparseSoftMaxCrossEntropy()(labels, logits)
expected = tf.nn.sparse_softmax_cross_entropy_with_logits(
labels=labels, logits=logits)
assert np.allclose(result, expected)