add act&concat search

examples/test_graph_nas.py

@@ -30,7 +30,7 @@ if __name__ == '__main__':
             lr_scheduler_type=None,),
         nas_algorithms=[Enas(num_epochs=10)],
         #nas_algorithms=[Darts(num_epochs=200)],
-        nas_spaces=[GraphNasNodeClassificationSpace(hidden_dim=16, ops=[GCNConv, GCNConv])],
+        nas_spaces=[GraphNasNodeClassificationSpace(hidden_dim=16, ops=[GCNConv, GCNConv],search_act_con=True)],
         nas_estimators=[OneShotEstimator()]
     )
     solver.fit(dataset)