def from_json(config):
gene = ConnectionGene()
gene.connection = Connection.from_json(config['connection'])
gene.innovation_number = config['innovation_number']
gene.is_enabled = config['is_enabled']
return gene
def test_connection_json(self):
"""Test whether a connection can be saved to and loaded from JSON."""
c = Connection(1, 0)
out_file = json.dumps(c.to_json())
c_load = Connection.from_json(json.loads(out_file))
self.assertEqual(c, c_load)
self.assertEqual(c.id, c_load.id)
self.assertEqual(c.weight, c_load.weight)
def from_json(config):
"""Load a graph object from JSON.
Arguments:
config: the JSON dictionary loaded from file.
Returns: a graph object.
"""
graph = Graph()
graph.add_nodes([Node.from_json(node) for node in config['nodes']])
for connection in [
Connection.from_json(connection)
for connection in config['connections']
]:
graph.add_connection(connection)
graph.compile()
return graph