def test_custom_sanity_check(backend):
net = tensornetwork.TensorNetwork(backend=backend)
a = net.add_node(np.ones(2))
b = net.add_node(np.ones((2, 5)))
# pylint: disable=pointless-statement
a[0] ^ b[0]
class PathOptimizer:
def __call__(self, inputs, output, size_dict, memory_limit=None):
return [(0, 1)]
optimizer = PathOptimizer()
final_node = path_contractors.custom(net, optimizer).get_final_node()
np.testing.assert_allclose(final_node.tensor, np.ones(5) * 2.0)
def test_custom_sanity_check(backend):
a = Node(np.ones(2), backend=backend)
b = Node(np.ones((2, 5)), backend=backend)
# pylint: disable=pointless-statement
a[0] ^ b[0]
nodes = [a, b]
class PathOptimizer:
def __call__(self, inputs, output, size_dict, memory_limit=None):
return [(0, 1)]
optimizer = PathOptimizer()
final_node = path_contractors.custom(nodes, optimizer)
np.testing.assert_allclose(final_node.tensor, np.ones(5) * 2.0)