diff --git a/libs/fuzzlib/fuzzer_helper.py b/libs/fuzzlib/fuzzer_helper.py
index b8c6217419047f2c6d31f1a22b6e03b4c5b3d2f9..75efdfbb8981439f9b8092a2d048ff8d0039b318 100644
--- a/libs/fuzzlib/fuzzer_helper.py
+++ b/libs/fuzzlib/fuzzer_helper.py
@@ -27,6 +27,8 @@ import pipes
 import traceback
 import time
 import copy
+import shutil
+from pprint import pprint
 
 from tools.colored import Colored
 from tools.templates import GN_ENTRY_TEMPLATE
@@ -34,8 +36,6 @@ from tools.templates import PROJECT_GN_TEMPLATE
 from tools.templates import PROJECT_DEMO_TEMPLATE
 from tools.templates import PROJECT_HEADER_TEMPLATE
 from tools.templates import PROJECT_XML_TEMPLATE
-import shutil
-from pprint import pprint
 from tools.run_result import RunResult
 
 CURRENT_DIR = os.path.dirname(os.path.realpath(__file__))
diff --git a/libs/fuzzlib/tools/run_result.py b/libs/fuzzlib/tools/run_result.py
index 5fb2b6edc683e9f0a27568eccde9384378da423f..8898e750cbe98998659f572b2b10269aa832a62f 100644
--- a/libs/fuzzlib/tools/run_result.py
+++ b/libs/fuzzlib/tools/run_result.py
@@ -83,8 +83,8 @@ class RunResult():
 
 
 if __name__ == "__main__":
-    cmd_log = ""
+    CMD_LOG = ""
     res_obj = RunResult(0, "OK")
-    res_obj.analysis(cmd_log, "../../../out/")
+    res_obj.analysis(CMD_LOG, "../../../out/")
     print(res_obj.crash_info)
 
diff --git a/src/core/build/pretreat_targets.py b/src/core/build/pretreat_targets.py
index 7d30c9e13f36535c69eee352b617173dca10004d..c47cac88237a7d14678835ba64fcdbcb992ef68a 100644
--- a/src/core/build/pretreat_targets.py
+++ b/src/core/build/pretreat_targets.py
@@ -21,8 +21,9 @@ import sys
 import json
 import shutil
 
-from core.constants import JsTestConst
 from xdevice import platform_logger
+from core.constants import JsTestConst
+
 
 LOG = platform_logger("PretreatTargets")
 
diff --git a/src/core/command/console.py b/src/core/command/console.py
index a8b38225b68b649bed148d14b360e8c1eca836a1..87bbd962aa5f4f924ba4355f4a26498caa49fe7b 100755
--- a/src/core/command/console.py
+++ b/src/core/command/console.py
@@ -21,9 +21,10 @@ import sys
 import signal
 import platform
 
-from core.constants import ToolCommandType
 from xdevice import platform_logger
 from xdevice import EnvironmentManager
+
+from core.constants import ToolCommandType
 from core.command.run import Run
 from core.command.gen import Gen
 from core.command.display import display_help_info
diff --git a/src/core/command/run.py b/src/core/command/run.py
index d89d6577e882c39367246e97ec0e78bd5f4ee0b4..109647cca4e4fb1138c112f88ec5df20e3610c9e 100755
--- a/src/core/command/run.py
+++ b/src/core/command/run.py
@@ -20,12 +20,13 @@ import time
 import os
 import sys
 
-from core.constants import SchedulerType
 from xdevice import Plugin
 from xdevice import get_plugin
 from xdevice import platform_logger
 from xdevice import Scheduler
 from xdevice import DeviceTestType
+
+from core.constants import SchedulerType
 from core.utils import get_build_output_path
 from core.utils import scan_support_product
 from core.utils import is_lite_product
diff --git a/src/core/testcase/testcase_manager.py b/src/core/testcase/testcase_manager.py
index d0ac52af924604fa789f25c1dff2895ea3282e7c..f6837f056162c121b1290749b9dacf4fa5da0bcb 100755
--- a/src/core/testcase/testcase_manager.py
+++ b/src/core/testcase/testcase_manager.py
@@ -18,9 +18,9 @@
 
 import os
 import copy
+from xdevice import platform_logger
 from core.utils import get_file_list_by_postfix
 from core.config.config_manager import FilterConfigManager
-from xdevice import platform_logger
 
 LOG = platform_logger("TestcaseManager")
 
diff --git a/src/main/__init__.py b/src/main/__init__.py
index d414ea5ceda3d5e6ef735cbf798592bf73c98851..81cae9cb7a987e10a92ec5570ad530372788ccea 100755
--- a/src/main/__init__.py
+++ b/src/main/__init__.py
@@ -16,8 +16,8 @@
 # limitations under the License.
 #
 
-from . import _init_global_config
 from core.command.console import Console
+from . import _init_global_config
 
 __all__ = [
     "Console",
diff --git a/src/main/__main__.py b/src/main/__main__.py
index 72a567ed64d0af2298772c6b5c5f0d69c26447cb..5fe4199fd5e4c66ce4d8222c7db69081e7368c5c 100755
--- a/src/main/__main__.py
+++ b/src/main/__main__.py
@@ -17,8 +17,8 @@
 #
 
 import sys
-from main import Console
 from xdevice import platform_logger
+from main import Console
 
 LOG = platform_logger("main")