def setUp(self):
self.node = Node()
node1 = Node()
node2 = Node()
node1._value = .2
node2._value = .1
node1.error = .8
node2.error = .4
node1.set_activation_type(ACTIVATION_SIGMOID)
node2.set_activation_type(ACTIVATION_SIGMOID)
self.node.add_input_connection(Connection(node1, self.node, .3))
self.node.input_connections.append(Connection(node2, self.node, .7))
