diff --git a/python/paddle/tensor/math.py b/python/paddle/tensor/math.py
index 19ba7f1b38ce4961aa7496d8ff68979d1b30ada8..895d0c175905cc8071c379367b4cbadb43811b06 100755
--- a/python/paddle/tensor/math.py
+++ b/python/paddle/tensor/math.py
@@ -1100,7 +1100,7 @@ def max(x, axis=None, keepdim=False, name=None):
             float64, int32, int64.
         axis(list|int, optional): The axis along which the maximum is computed.
             If :attr:`None`, compute the maximum over all elements of
-             `x` and return a Tensor variable with a single element,
+            `x` and return a Tensor variable with a single element,
             otherwise must be in the range :math:`[-x.ndim(x), x.ndim(x))`.
             If :math:`axis[i] < 0`, the axis to reduce is :math:`x.ndim + axis[i]`.
         keepdim(bool, optional): Whether to reserve the reduced dimension in the
diff --git a/python/paddle/tensor/random.py b/python/paddle/tensor/random.py
index eb9750bcc3957dd103bfb4af3b1007ec5ed9bb79..3a0435e776eaccd18f65cdcf91e98837103a78b7 100644
--- a/python/paddle/tensor/random.py
+++ b/python/paddle/tensor/random.py
@@ -380,7 +380,9 @@ def uniform(shape, dtype=None, min=-1.0, max=1.0, seed=0, name=None):
     distribution in the range [``min``, ``max``), with ``shape`` and ``dtype``.
 
     Examples:
+
     ::
+
         Input:
           shape = [1, 2]
         Output:
diff --git a/python/paddle/tensor/search.py b/python/paddle/tensor/search.py
index 2d2f8088c38aced56b210470190e4ea804f8f4df..3b7906730247c7e576cd7c39400151518dee0134 100644
--- a/python/paddle/tensor/search.py
+++ b/python/paddle/tensor/search.py
@@ -62,6 +62,7 @@ def argsort(x, axis=-1, descending=False, name=None):
         and with data type int64).
 
     Examples:
+
         .. code-block:: python
 
             import paddle
@@ -359,6 +360,7 @@ def nonzero(x, as_tuple=False):
     
         .. code-block:: python
 
+
             import paddle
 
             x1 = paddle.to_tensor([[1.0, 0.0, 0.0],