diff --git a/plugin/tensorboard_plugin_profile/demo/profile_demo.py b/plugin/tensorboard_plugin_profile/demo/profile_demo.py
index 846219e8..4322764c 100644
--- a/plugin/tensorboard_plugin_profile/demo/profile_demo.py
+++ b/plugin/tensorboard_plugin_profile/demo/profile_demo.py
@@ -29,7 +29,6 @@
 import shutil
 
 from absl import app
-
 import tensorflow as tf
 
 from google.protobuf import text_format
diff --git a/plugin/tensorboard_plugin_profile/profile_plugin_test.py b/plugin/tensorboard_plugin_profile/profile_plugin_test.py
index 41b2f573..ff12b61a 100644
--- a/plugin/tensorboard_plugin_profile/profile_plugin_test.py
+++ b/plugin/tensorboard_plugin_profile/profile_plugin_test.py
@@ -23,7 +23,6 @@
 import json
 import os
 from unittest import mock
-
 import tensorflow.compat.v2 as tf
 
 from tensorboard.backend.event_processing import plugin_asset_util
diff --git a/plugin/tensorboard_plugin_profile/profile_plugin_test_utils.py b/plugin/tensorboard_plugin_profile/profile_plugin_test_utils.py
index 8b7c0db8..8e84b8e4 100644
--- a/plugin/tensorboard_plugin_profile/profile_plugin_test_utils.py
+++ b/plugin/tensorboard_plugin_profile/profile_plugin_test_utils.py
@@ -18,8 +18,6 @@
 from __future__ import division
 from __future__ import print_function
 
-
-
 from werkzeug import Request
 
 from tensorboard.backend.event_processing import data_provider