diff --git a/python/paddle/tensor/ops.py b/python/paddle/tensor/ops.py
index 60fdfe927af9e..f056bda6157f2 100644
--- a/python/paddle/tensor/ops.py
+++ b/python/paddle/tensor/ops.py
@@ -14,17 +14,27 @@
 
 from __future__ import print_function
 import os
-from .layer_function_generator import generate_layer_fn, generate_activation_fn, generate_inplace_fn, add_sample_code
+from .layer_function_generator import (
+    generate_layer_fn,
+    generate_activation_fn,
+    generate_inplace_fn,
+    add_sample_code,
+)
 from ..framework import core
 from ..framework import convert_np_dtype_to_dtype_
 from ..static import Variable
-from ..fluid.data_feeder import convert_dtype, check_variable_and_dtype, check_type, check_dtype
+from ..fluid.data_feeder import (
+    convert_dtype,
+    check_variable_and_dtype,
+    check_type,
+    check_dtype,
+)
 from ..fluid.framework import in_dygraph_mode
 from .. import _C_ops, _legacy_C_ops
 
 __deprecated_func_name__ = {
     'tanh_shrink': 'tanhshrink',
-    'logsigmoid': 'log_sigmoid'
+    'logsigmoid': 'log_sigmoid',
 }
 
 __activations_noattr__ = [
@@ -102,7 +112,8 @@
     globals()[_OP] = _func
 
 add_sample_code(
-    globals()["sigmoid"], r"""
+    globals()["sigmoid"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -114,10 +125,12 @@
         print(out)
         # [0.40131234 0.450166   0.52497919 0.57444252]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["silu"], r"""
+    globals()["silu"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -129,10 +142,12 @@
         print(out)
         # [ 0.7310586 1.7615942 2.8577224, 3.9280552 ]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["logsigmoid"], r"""
+    globals()["logsigmoid"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -144,10 +159,12 @@
         print(out)
         # [-0.91301525 -0.79813887 -0.64439666 -0.55435524]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["exp"], r"""
+    globals()["exp"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -158,10 +175,12 @@
         print(out)
         # [0.67032005 0.81873075 1.10517092 1.34985881]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["expm1"], r"""
+    globals()["expm1"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -172,10 +191,12 @@
         print(out)
         # [-0.32967997, -0.18126924,  0.10517092,  0.34985882]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["tanh"], r"""
+    globals()["tanh"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -186,10 +207,12 @@
         print(out)
         # [-0.37994896 -0.19737532  0.09966799  0.29131261]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["atan"], r"""
+    globals()["atan"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -200,10 +223,12 @@
         print(out)
         # [-0.38050638 -0.19739556  0.09966865  0.29145679]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["tanh_shrink"], r"""
+    globals()["tanh_shrink"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -215,10 +240,12 @@
         print(out)
         # [-0.020051, -0.00262468, 0.000332005, 0.00868739]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["sqrt"], r"""
+    globals()["sqrt"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -229,10 +256,12 @@
         print(out)
         # [0.31622777 0.4472136  0.54772256 0.63245553]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["rsqrt"], r"""
+    globals()["rsqrt"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -243,10 +272,12 @@
         print(out)
         # [3.16227766 2.23606798 1.82574186 1.58113883]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["abs"], r"""
+    globals()["abs"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -257,10 +288,12 @@
         print(out)
         # [0.4 0.2 0.1 0.3]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["ceil"], r"""
+    globals()["ceil"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -271,10 +304,12 @@
         print(out)
         # [-0. -0.  1.  1.]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["floor"], r"""
+    globals()["floor"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -285,10 +320,12 @@
         print(out)
         # [-1. -1.  0.  0.]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["cos"], r"""
+    globals()["cos"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -299,10 +336,12 @@
         print(out)
         # [0.92106099 0.98006658 0.99500417 0.95533649]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["tan"], r"""
+    globals()["tan"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -313,10 +352,12 @@
         print(out)
         # [-0.42279324, -0.20271005, 0.10033467, 0.30933627]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["acos"], r"""
+    globals()["acos"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -327,10 +368,12 @@
         print(out)
         # [1.98231317 1.77215425 1.47062891 1.26610367]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["sin"], r"""
+    globals()["sin"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -341,10 +384,12 @@
         print(out)
         # [-0.38941834 -0.19866933  0.09983342  0.29552021]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["asin"], r"""
+    globals()["asin"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -355,10 +400,12 @@
         print(out)
         # [-0.41151685 -0.20135792  0.10016742  0.30469265]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["cosh"], r"""
+    globals()["cosh"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -369,10 +416,12 @@
         print(out)
         # [1.08107237 1.02006676 1.00500417 1.04533851]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["sinh"], r"""
+    globals()["sinh"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -383,10 +432,12 @@
         print(out)
         # [-0.41075233 -0.201336    0.10016675  0.30452029]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["asinh"], r"""
+    globals()["asinh"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -397,10 +448,12 @@
         print(out)
         # [-0.39003533, -0.19869010,  0.09983408,  0.29567307]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["acosh"], r"""
+    globals()["acosh"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -411,10 +464,12 @@
         print(out)
         # [0.        , 1.76274729, 2.06343699, 2.29243159]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["atanh"], r"""
+    globals()["atanh"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -425,10 +480,12 @@
         print(out)
         # [-0.42364895, -0.20273256,  0.10033535,  0.30951962]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["round"], r"""
+    globals()["round"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -439,10 +496,12 @@
         print(out)
         # [-1. -0.  1.  2.]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["reciprocal"], r"""
+    globals()["reciprocal"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -453,10 +512,12 @@
         print(out)
         # [-2.5        -5.         10.          3.33333333]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["square"], r"""
+    globals()["square"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -467,10 +528,12 @@
         print(out)
         # [0.16 0.04 0.01 0.09]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["softplus"], r"""
+    globals()["softplus"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -482,10 +545,12 @@
         print(out)
         # [0.513015, 0.598139, 0.744397, 0.854355]
 
-""")
+""",
+)
 
 add_sample_code(
-    globals()["softsign"], r"""
+    globals()["softsign"],
+    r"""
 Examples:
     .. code-block:: python
 
@@ -497,7 +562,8 @@
         print(out)
         # [-0.285714, -0.166667, 0.0909091, 0.230769]
 
-""")
+""",
+)
 
 _erf_ = generate_layer_fn('erf')