diff --git a/MindFlow/mindflow/common/callback.py b/MindFlow/mindflow/common/callback.py
index e1b207b527a610c4e8760851d8f5b0cf2552e3e1..bf5ab8b04b245900395ec7c8fcfaf4a28ea65ef0 100644
--- a/MindFlow/mindflow/common/callback.py
+++ b/MindFlow/mindflow/common/callback.py
@@ -78,7 +78,7 @@ class LossAndTimeMonitor(Callback):
         If per_print_times is 0, do not print loss.
 
     Args:
-        data_size (int): number of batches of each epoch dataset
+        data_size (int): number of batches of each epoch dataset.
         per_print_times (int): Print the loss each every seconds. Default: 1.
 
     Raises:
diff --git a/MindFlow/mindflow/common/lr_scheduler.py b/MindFlow/mindflow/common/lr_scheduler.py
index 625c26caf6b68378da1c9924d1c9b775c65d02fe..6d235f382a144077a357f4715c0b070142075127 100644
--- a/MindFlow/mindflow/common/lr_scheduler.py
+++ b/MindFlow/mindflow/common/lr_scheduler.py
@@ -57,7 +57,7 @@ class LearningRate(LearningRateSchedule):
     Inputs:
        - **global_step** (Tensor) - The current step number with shape :math:`()`.
 
-    Returns:
+    Outputs:
        Tensor. The learning rate value for the current step with shape :math:`()`.
 
     Supported Platforms:
diff --git a/MindFlow/mindflow/common/metrics.py b/MindFlow/mindflow/common/metrics.py
index 65294f134c744b96499ae070dff6d5529fb406b0..f6a7915c3179f7e54f0fa4baddc3033905be94cf 100644
--- a/MindFlow/mindflow/common/metrics.py
+++ b/MindFlow/mindflow/common/metrics.py
@@ -67,7 +67,7 @@ class L2(nn.Metric):
         """
         Updates the internal evaluation result :math:`y_{pred}` and :math:`y`.
 
-         Args:
+        Args:
             inputs (Union[Tensor, list, numpy.array]): `y_pred` and `y` can be retrieved from `input`. `y_pred` is
             the predicted value while `y` the ground truth value.
             They are used for calculating L2 where the shape of them are the same.
diff --git a/MindFlow/mindflow/data/dataset.py b/MindFlow/mindflow/data/dataset.py
index 1d84abaaea674d25797aa35038777521168d7f15..75253700a5c5ef6f1d73157b29f912e9d48b3d02 100644
--- a/MindFlow/mindflow/data/dataset.py
+++ b/MindFlow/mindflow/data/dataset.py
@@ -315,7 +315,7 @@ class Dataset(Data):
         """set constraint type of dataset
 
         Args:
-            constraint_type (Union[str, dict): The constraint type of specified dataset. If is string, the constraint
+            constraint_type (Union[str, dict]): The constraint type of specified dataset. If is string, the constraint
                 type of all subdataset will be set to the same one. If is dict, the subdataset and it's constraint type
                 is specified by the pair (key, value). Default: "Equation".
 
diff --git a/MindFlow/mindflow/geometry/geometry_nd.py b/MindFlow/mindflow/geometry/geometry_nd.py
index 19b2ffcb257ac66d8a6903c4a4d2ac3a8e273dd8..3b92e69f9e726882f13d8a9e07632e91fca60663 100644
--- a/MindFlow/mindflow/geometry/geometry_nd.py
+++ b/MindFlow/mindflow/geometry/geometry_nd.py
@@ -134,6 +134,7 @@ class HyperCube(Geometry):
 
     Raises:
         TypeError: sampling_config is not instance of class SamplingConfig.
+
     Supported Platforms:
         ``Ascend`` ``GPU``
 
diff --git a/docs/api_python/mindflow/mindflow.solver.LossAndTimeMonitor.rst b/docs/api_python/mindflow/mindflow.common.LossAndTimeMonitor.rst
similarity index 93%
rename from docs/api_python/mindflow/mindflow.solver.LossAndTimeMonitor.rst
rename to docs/api_python/mindflow/mindflow.common.LossAndTimeMonitor.rst
index f0f3256fb29694c51eded73dee5024304d90c93b..e2854f99a5cb459091b4351c4b52ff49410b2413 100644
--- a/docs/api_python/mindflow/mindflow.solver.LossAndTimeMonitor.rst
+++ b/docs/api_python/mindflow/mindflow.common.LossAndTimeMonitor.rst
@@ -1,4 +1,4 @@
-.. py:class:: mindflow.solver.LossAndTimeMonitor(data_size, per_print_times=1)
+.. py:class:: mindflow.common.LossAndTimeMonitor(data_size, per_print_times=1)
 
     监控训练中的loss。
 
diff --git a/docs/api_python/mindflow/mindflow.common.rst b/docs/api_python/mindflow/mindflow.common.rst
index b7fa1f22d3a15520f9c599a472ae9c6daa96f06a..2a5db01a571d279a54cb3f763a08bf5077f567da 100644
--- a/docs/api_python/mindflow/mindflow.common.rst
+++ b/docs/api_python/mindflow/mindflow.common.rst
@@ -5,6 +5,8 @@ mindflow.common
 
 .. include:: mindflow.common.LearningRate.rst
 
+.. include:: mindflow.common.LossAndTimeMonitor.rst
+
 .. include:: mindflow.common.get_poly_lr.rst
 
 .. automodule:: mindflow.common
diff --git a/docs/api_python/mindflow/mindflow.solver.rst b/docs/api_python/mindflow/mindflow.solver.rst
index 1f05ff5c08b90dc8dda63026f84cdfbd194512ef..85a15a478f957efa93596f919bb16f2d78eb3326 100644
--- a/docs/api_python/mindflow/mindflow.solver.rst
+++ b/docs/api_python/mindflow/mindflow.solver.rst
@@ -3,8 +3,6 @@ mindflow.solver
 
 .. include:: mindflow.solver.EvalCallback.rst
 
-.. include:: mindflow.solver.LossAndTimeMonitor.rst
-
 .. include:: mindflow.solver.Problem.rst
 
 .. include:: mindflow.solver.Solver.rst