From 086b92df8f6c16f9ac18a33e7447a071bd19815d Mon Sep 17 00:00:00 2001
From: Zhou Wei <52485244+zhouwei25@users.noreply.github.com>
Date: Mon, 19 Oct 2020 16:38:31 +0800
Subject: [PATCH] fix optimizer init (#27995)

---
 python/paddle/optimizer/__init__.py | 9 ++-------
 python/paddle/optimizer/lr.py       | 4 ++--
 tools/wlist.json                    | 2 ++
 3 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/python/paddle/optimizer/__init__.py b/python/paddle/optimizer/__init__.py
index e75fbb2f20b..756bf35486b 100644
--- a/python/paddle/optimizer/__init__.py
+++ b/python/paddle/optimizer/__init__.py
@@ -13,14 +13,10 @@
 # limitations under the License.
 
 __all__ = [
-    'Adadelta', 'Adam', 'Adamax', 'AdamW', 'Momentum', 'MomentumOptimizer',
-    'RMSProp', 'SGD', 'SGDOptimizer', 'Optimizer', '_LRScheduler', 'NoamLR',
-    'PiecewiseLR', 'NaturalExpLR', 'InverseTimeLR', 'PolynomialLR',
-    'LinearLrWarmup', 'ExponentialLR', 'MultiStepLR', 'StepLR', 'LambdaLR',
-    'ReduceLROnPlateau', 'CosineAnnealingLR'
+    'Optimizer', 'Adagrad', 'Adam', 'AdamW', 'Adamax', 'RMSProp', 'Adadelta',
+    'SGD', 'Momentum', 'lr'
 ]
 
-
 from .optimizer import Optimizer
 from .adagrad import Adagrad
 from .adam import Adam
@@ -30,5 +26,4 @@ from .rmsprop import RMSProp
 from .adadelta import Adadelta
 from .sgd import SGD
 from .momentum import Momentum
-
 from . import lr
diff --git a/python/paddle/optimizer/lr.py b/python/paddle/optimizer/lr.py
index 3fc8155d87f..051d3cf18f9 100644
--- a/python/paddle/optimizer/lr.py
+++ b/python/paddle/optimizer/lr.py
@@ -30,7 +30,7 @@ class LRScheduler(object):
 
     LRScheduler Base class. Define the common interface of a learning rate scheduler.
 
-    User can import it by ``form paddle.optimizer.lr import LRScheduler`` ,
+    User can import it by ``from paddle.optimizer.lr import LRScheduler`` ,
 
     then overload it for your subclass and have a custom implementation of ``get_lr()`` .
 
@@ -50,7 +50,7 @@ class LRScheduler(object):
         .. code-block:: python
             
             import paddle
-            form paddle.optimizer.lr import LRScheduler
+            from paddle.optimizer.lr import LRScheduler
 
             class StepDecay(LRScheduler):
                 def __init__(self,
diff --git a/tools/wlist.json b/tools/wlist.json
index 22bab658464..9844fa486cc 100644
--- a/tools/wlist.json
+++ b/tools/wlist.json
@@ -24,6 +24,8 @@
         }
     ],
     "wlist_temp_api":[
+        "LRScheduler",
+        "ReduceOnPlateau",
         "append_LARS",
         "BuildStrategy.debug_graphviz_path",
         "BuildStrategy.enable_sequential_execution",
-- 
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