[API Compatiblity] Support paddle.tanh

paddle/phi/ops/yaml/python_api_info.yaml

@@ -184,6 +184,7 @@
     x : [input]
   args_mapper :
     func : GeluMapper
+
 - op : sum
   name : [paddle.sum, paddle.Tensor.sum]
   args_alias:
@@ -192,3 +193,8 @@
     func : SumPreProcess(x, axis)
   args_mapper :
     func : ArgSumMapper
+
+- op : tanh
+  name : [paddle.tanh, paddle.Tensor.tanh, paddle.nn.functional.tanh]
+  args_alias:
+    use_default_mapping : True

python/paddle/_paddle_docs.py

@@ -2245,6 +2245,46 @@ def dot(
 """,
 )
 
+add_doc_and_signature(
+    "tanh",
+    r"""
+    Tanh Activation Operator.
+
+    .. math::
+        out = \frac{e^{x} - e^{-x}}{e^{x} + e^{-x}}
+
+    .. note::
+        Alias Support:
+        1. The parameter name ``input`` can be used as an alias for ``x``.
+
+    Args:
+        x (Tensor): Input of Tanh operator, an N-D Tensor, with data type bfloat16, float32, float64,
+            float16, uint8, int8, int16, int32, int64. Alias: ``input``.
+        name (str|None, optional): Name for the operation (optional, default is None). For more information, please refer to :ref:`api_guide_Name`.
+        out (Tensor|None, optional): The output tensor.
+
+    Returns:
+        Output of Tanh operator, a Tensor with same data type and shape as input
+            (integer types are autocasted into float32).
+
+    Examples:
+
+        .. code-block:: python
+
+            >>> import paddle
+
+            >>> x = paddle.to_tensor([-0.4, -0.2, 0.1, 0.3])
+            >>> out = paddle.tanh(x)
+            >>> out
+            Tensor(shape=[4], dtype=float32, place=Place(cpu), stop_gradient=True,
+            [-0.37994900, -0.19737528,  0.09966799,  0.29131261])
+""",
+    """
+def tanh(
+    x: Tensor, name: str | None = None, *, out: Tensor | None = None
+) -> Tensor
+""",
+)
 # lubingxin
 
 # chenhuangrun

python/paddle/tensor/math.py

@@ -40,6 +40,7 @@
     sign,
     sin,
     sum,
+    tanh,
 )
 from paddle.base.libpaddle import DataType
 from paddle.common_ops_import import VarDesc, dygraph_utils
@@ -4454,60 +4455,6 @@ def prod(
         return out
 
 
-def tanh(x: Tensor, name: str | None = None) -> Tensor:
-    r"""
-    Tanh Activation Operator.
-
-    .. math::
-        out = \frac{e^{x} - e^{-x}}{e^{x} + e^{-x}}
-
-    Args:
-        x (Tensor): Input of Tanh operator, an N-D Tensor, with data type bfloat16, float32, float64,
-            float16, uint8, int8, int16, int32, int64.
-        name (str|None, optional): Name for the operation (optional, default is None). For more information, please refer to :ref:`api_guide_Name`.
-
-    Returns:
-        Output of Tanh operator, a Tensor with same data type and shape as input
-            (integer types are autocasted into float32).
-
-    Examples:
-
-        .. code-block:: python
-
-            >>> import paddle
-
-            >>> x = paddle.to_tensor([-0.4, -0.2, 0.1, 0.3])
-            >>> out = paddle.tanh(x)
-            >>> out
-            Tensor(shape=[4], dtype=float32, place=Place(cpu), stop_gradient=True,
-            [-0.37994900, -0.19737528,  0.09966799,  0.29131261])
-    """
-    if in_dynamic_or_pir_mode():
-        return _C_ops.tanh(x)
-    else:
-        check_variable_and_dtype(
-            x,
-            'x',
-            [
-                'uint16',
-                'float16',
-                'float32',
-                'float64',
-                'uint8',
-                'int8',
-                'int16',
-                'int32',
-                'int64',
-            ],
-            'tanh',
-        )
-        check_type(x, 'x', (Variable), 'tanh')
-        helper = LayerHelper('tanh', **locals())
-        out = helper.create_variable_for_type_inference(x.dtype)
-        helper.append_op(type='tanh', inputs={'X': x}, outputs={'Out': out})
-        return out
-
-
 @inplace_apis_in_dygraph_only
 def tanh_(x: Tensor, name: str | None = None) -> Tensor:
     r"""

test/standalone_executor/test_standalone_custom_event.py

@@ -12,6 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import os
 import unittest
 
 import paddle
@@ -23,6 +24,7 @@
     split_program,
 )
 
+os.environ['FLAGS_enable_pir_api'] = '1'
 paddle.enable_static()
 
 

test/standalone_executor/test_standalone_custom_stream.py

@@ -12,6 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import os
 import sys
 import unittest
 
@@ -22,6 +23,7 @@
 import paddle
 from paddle.base import core
 
+os.environ['FLAGS_enable_pir_api'] = '1'
 paddle.enable_static()
 
 

test/standalone_executor/test_standalone_executor.py

@@ -26,6 +26,7 @@
 from paddle.base import core
 from paddle.profiler import profiler
 
+os.environ['FLAGS_enable_pir_api'] = '1'
 paddle.enable_static()