diff --git a/python/chronos/src/bigdl/chronos/forecaster/base_forecaster.py b/python/chronos/src/bigdl/chronos/forecaster/base_forecaster.py
index f605b7460288..868affc74ff3 100644
--- a/python/chronos/src/bigdl/chronos/forecaster/base_forecaster.py
+++ b/python/chronos/src/bigdl/chronos/forecaster/base_forecaster.py
@@ -85,7 +85,7 @@ def model_creator_orca(config):
             self.onnxruntime_fp32 = None  # onnxruntime session for fp32 precision
             self.openvino_fp32 = None  # placeholader openvino session for fp32 precision
             self.onnxruntime_int8 = None  # onnxruntime session for int8 precision
-            self.openvino_int8 = None # placeholader openvino session for int8 precision
+            self.openvino_int8 = None  # placeholader openvino session for int8 precision
             self.pytorch_int8 = None  # pytorch model for int8 precision
 
     def _build_automodel(self, data, validation_data=None, batch_size=32, epochs=1):
@@ -888,7 +888,7 @@ def to_local(self):
         self.onnxruntime_fp32 = None  # onnxruntime session for fp32 precision
         self.openvino_fp32 = None  # openvino session for fp32 precision
         self.onnxruntime_int8 = None  # onnxruntime session for int8 precision
-        self.openvino_int8 = None # openvino session for int8 precision
+        self.openvino_int8 = None  # openvino session for int8 precision
         self.pytorch_int8 = None  # pytorch model for int8 precision
         return self