remove 3 non-public apis (#49248)

python/paddle/jit/translated_layer.py

@@ -33,7 +33,7 @@ from paddle.jit.dy2static.partial_program import (
     add_build_strategy_for,
 )
 
-__all__ = ['TranslatedLayer']
+__all__ = []
 
 INFER_MODEL_SUFFIX = ".pdmodel"
 INFER_PARAMS_SUFFIX = ".pdiparams"

python/paddle/static/__init__.py

@@ -73,15 +73,11 @@ from ..fluid.io import batch  # noqa: F401
 from ..fluid.contrib.layers import ctr_metric_bundle  # noqa: F401
 from ..fluid.layers import exponential_decay  # noqa: F401
 
-from .nn.common import batch_norm  # noqa: F401
-from .nn.common import conv2d  # noqa: F401
 from .nn.metric import auc  # noqa: F401
 from .nn.metric import accuracy  # noqa: F401
 
 __all__ = [  # noqa
     'append_backward',
-    'batch_norm',
-    'conv2d',
     'gradients',
     'Executor',
     'global_scope',