def replace_op(self, graph: Graph, node: Node):
negate = Power(graph, dict(scale=-1, name=node.name + '/negate_'))
add = Eltwise(graph, dict(operation='sum', name=node.name + '/add_'))
squared = Power(graph, dict(power=2, name=node.name + '/squared_'))
out_node = squared.create_node([
add.create_node(
[node.in_node(0),
negate.create_node([node.in_node(1)])])
])
# Replace edge from out port 0 of the matched node with a edge from node out_node.id with port 0.
# The "explicit" version of the return value is: [(out_node.id, 0)])
return [out_node.id]
def replace_op(self, graph: nx.MultiDiGraph, node: Node):
reciprocal = Power(
graph, dict(scale=1, power=-1, shift=0,
name=node.name + '/power_'))
out_node = reciprocal.create_node([node.in_node(0)])
return [out_node.id]
def _create_sub(graph: Graph, input_1: Node, port_1: int, input_2: Node,
port_2: int):
negate = Power(graph, dict(scale=-1, name=input_2.name + '/negate_'))
add = Eltwise(graph, dict(operation='sum',
name=input_1.name + '/add_'))
out_node = add.create_node([(input_1, port_1),
negate.create_node([(input_2, port_2)])])
return out_node
def replace_op(self, graph: nx.MultiDiGraph, node: Node):
reciprocal = Power(
graph,
dict(scale=1,
power=np.float64(-1),
shift=0,
name=node.name + '/reciprocal_'))
mul = Eltwise(graph, dict(operation='mul', name=node.name + '/mul_'))
out_node = mul.create_node([
(node.in_node(0), node.in_edge(0)['out']),
reciprocal.create_node([(node.in_node(1), node.in_edge(1)['out'])])
])
# Replace edge from out port 0 of the matched node with a edge from node out_node.id with port 0.
# The "explicit" version of the return value is: [(out_node.id, 0)])
return [out_node.id]