Merge pull request #12154 from panyx0718/api

hide monkey_patch_variable

python/paddle/fluid/__init__.py

@@ -56,6 +56,7 @@ import unique_name
 import recordio_writer
 import parallel_executor
 from parallel_executor import *
+from paddle.fluid.layers.math_op_patch import monkey_patch_variable
 
 Tensor = LoDTensor
 
@@ -138,5 +139,5 @@ def __bootstrap__():
 
 # TODO(panyx0718): Avoid doing complex initialization logic in __init__.py.
 # Consider paddle.init(args) or paddle.main(args)
-layers.monkey_patch_variable()
+monkey_patch_variable()
 __bootstrap__()

python/paddle/fluid/layers/__init__.py

@@ -33,7 +33,6 @@ from metric_op import *
 from learning_rate_scheduler import *
 
 __all__ = []
-__all__ += math_op_patch.__all__
 __all__ += nn.__all__
 __all__ += io.__all__
 __all__ += tensor.__all__

python/paddle/fluid/layers/math_op_patch.py

@@ -16,8 +16,6 @@ from ..framework import Variable, unique_name
 from layer_function_generator import OpProtoHolder
 from ..initializer import force_init_on_cpu
 
-__all__ = ['monkey_patch_variable']
-
 
 def monkey_patch_variable():
     def unique_tmp_name():