Complete docs of attr

doc/api/v2/model_configs.rst

@@ -4,3 +4,11 @@ Layers
 
 ..  automodule:: paddle.v2.layer
     :members:
+
+
+==========
+Attributes
+==========
+
+..	automodule:: paddle.v2.attr
+	:members:

python/paddle/v2/attr.py

@@ -12,12 +12,16 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from paddle.trainer_config_helpers.attrs import *
+import paddle.trainer_config_helpers.attrs
 
 __all__ = [
     "Param",
     "Extra",
 ]
 
-Param = ParameterAttribute
-Extra = ExtraLayerAttribute
+Param = paddle.trainer_config_helpers.attrs.ParameterAttribute
+Extra = paddle.trainer_config_helpers.attrs.ExtraLayerAttribute
+
+for each in paddle.trainer_config_helpers.attrs.__all__:
+    globals()[each] = getattr(paddle.trainer_config_helpers.attrs, each)
+    __all__.append(each)

python/paddle/v2/config_base.py

@@ -42,6 +42,12 @@ class LayerType(type):
         # replace LayerOutput to paddle.v2.config_base.Layer
         doc = doc.replace("LayerOutput", "paddle.v2.config_base.Layer")
 
+        doc = doc.replace('ParameterAttribute',
+                          'paddle.v2.attr.ParameterAttribute')
+
+        doc = re.sub(r'ExtraLayerAttribute[^\s]?',
+                     'paddle.v2.attr.ExtraAttribute', doc)
+
         # xxx_layer to xxx
         doc = re.sub(r"(?P<name>[a-z]+)_layer", r"\g<name>", doc)