remove create_func....

utils/__init__.py

@@ -1,4 +1,35 @@
-from .activation import Activation
-from .aggregation import Aggregation
+from .activation import Activation, act
+from .aggregation import Aggregation, agg
 from .tools import *
-from .graph import *
+from .graph import *
+
+Activation.name2func = {
+    'sigmoid': Activation.sigmoid_act,
+    'tanh': Activation.tanh_act,
+    'sin': Activation.sin_act,
+    'gauss': Activation.gauss_act,
+    'relu': Activation.relu_act,
+    'elu': Activation.elu_act,
+    'lelu': Activation.lelu_act,
+    'selu': Activation.selu_act,
+    'softplus': Activation.softplus_act,
+    'identity': Activation.identity_act,
+    'clamped': Activation.clamped_act,
+    'inv': Activation.inv_act,
+    'log': Activation.log_act,
+    'exp': Activation.exp_act,
+    'abs': Activation.abs_act,
+    'hat': Activation.hat_act,
+    'square': Activation.square_act,
+    'cube': Activation.cube_act,
+}
+
+Aggregation.name2func = {
+    'sum': Aggregation.sum_agg,
+    'product': Aggregation.product_agg,
+    'max': Aggregation.max_agg,
+    'min': Aggregation.min_agg,
+    'maxabs': Aggregation.maxabs_agg,
+    'median': Aggregation.median_agg,
+    'mean': Aggregation.mean_agg,
+}