Merge pull request #429 from emailweixu/math_mul

'*' operator overload for LayerOutput

Author: Haonan

doc/ui/api/trainer_config_helpers/layers.rst

@@ -254,6 +254,12 @@ expand_layer
     :members: expand_layer
     :noindex:
 
+repeat_layer
+------------
+..  automodule:: paddle.trainer_config_helpers.layers
+    :members: repeat_layer
+    :noindex:
+
 Math Layers
 ===========
 

python/paddle/trainer/config_parser.py

@@ -3015,7 +3015,7 @@ def Layer(
     layer_func = layers.get(type)
     config_assert(layer_func,
                   "layer type '%s' not supported." % type)
-    layer_func(name, **xargs)
+    return layer_func(name, **xargs)
 
 @config_func
 def ParameterHook(

python/paddle/trainer_config_helpers/__init__.py

@@ -20,3 +20,6 @@
 from networks import *
 from optimizers import *
 from attrs import *
+
+# This will enable operator overload for LayerOutput
+import math