diff --git a/debug/accuracy_tools/api_accuracy_checker/test/ut/common/test_common_utils.py b/debug/accuracy_tools/api_accuracy_checker/test/ut/common/test_common_utils.py
index 5f25e81c09783eeb8c682fd33d3178b99352f6e0..653dc8c483757152506c7ca68bae714c13147c78 100644
--- a/debug/accuracy_tools/api_accuracy_checker/test/ut/common/test_common_utils.py
+++ b/debug/accuracy_tools/api_accuracy_checker/test/ut/common/test_common_utils.py
@@ -8,7 +8,8 @@ class TestUtils(unittest.TestCase):
 
     def test_read_json(self):
         test_dict = {"key": "value"}
-        with open('test.json', 'w') as f:
+        fd = os.open('test.json', os.O_CREAT | os.O_WRONLY | os.O_TRUNC, 0o644)
+        with os.fdopen(fd, 'w') as f:
             json.dump(test_dict, f)
         self.assertEqual(read_json('test.json'), test_dict)
         os.remove('test.json')
@@ -97,13 +98,15 @@ class TestUtils(unittest.TestCase):
 
     def test_get_json_contents(self):
         test_dict = {"key": "value"}
-        with open('test.json', 'w') as f:
+        fd = os.open('test.json', os.O_CREAT | os.O_WRONLY | os.O_TRUNC, 0o644)
+        with os.fdopen(fd, 'w') as f:
             json.dump(test_dict, f)
         self.assertEqual(get_json_contents('test.json'), test_dict)
         os.remove('test.json')
 
     def test_get_file_content_bytes(self):
-        with open('test.txt', 'w') as f:
+        fd = os.open('test.txt', os.O_CREAT | os.O_WRONLY | os.O_TRUNC, 0o644)
+        with os.fdopen(fd, 'w') as f:
             f.write("Hello, World!")
         self.assertEqual(get_file_content_bytes('test.txt'), b"Hello, World!")
         os.remove('test.txt')
diff --git a/debug/accuracy_tools/ptdbg_ascend/configure.py b/debug/accuracy_tools/ptdbg_ascend/configure.py
index 7a3f87c08ef8973715ac016a312db1fffef4c359..7461dd4595bbd388ace226835399d60141533fcc 100644
--- a/debug/accuracy_tools/ptdbg_ascend/configure.py
+++ b/debug/accuracy_tools/ptdbg_ascend/configure.py
@@ -88,9 +88,11 @@ def setup_python(env_path):
             print('Pytorch is not installed or does not work properly.')
             continue
         # Write tools/python_bin_path.sh
-        with open(config_path('PYTHON_BIN_PATH'), 'w') as f:
+        fd = os.open(config_path('PYTHON_BIN_PATH'), os.O_CREAT | os.O_WRONLY | os.O_TRUNC, 0o644)
+        with os.fdopen(fd, 'w') as f:
             f.write(python_bin_path)
-        with open(config_path('PYTORCH_INSTALLED_PATH'), 'w') as f:
+        fd = os.open(config_path('PYTORCH_INSTALLED_PATH'), os.O_CREAT | os.O_WRONLY | os.O_TRUNC, 0o644)
+        with os.fdopen(fd, 'w') as f:
             f.write(compile_args[1])
         break
 
diff --git a/debug/accuracy_tools/ptdbg_ascend/src/python/ptdbg_ascend/common/file_check_util.py b/debug/accuracy_tools/ptdbg_ascend/src/python/ptdbg_ascend/common/file_check_util.py
index 61fc4ddf94c8e295b08c395f21776ac0f05f5c61..ec7ddf8d01ff0a0bc463d5781bf1cfdb04482e7d 100644
--- a/debug/accuracy_tools/ptdbg_ascend/src/python/ptdbg_ascend/common/file_check_util.py
+++ b/debug/accuracy_tools/ptdbg_ascend/src/python/ptdbg_ascend/common/file_check_util.py
@@ -253,7 +253,7 @@ def check_path_owner_consistent(path):
 
 def check_path_pattern_vaild(path):
     if not re.match(FileCheckConst.FILE_VALID_PATTERN, path):
-        print_error_log('The file path {} contains special characters.'.format(path))
+        print_error_log('The file path %s contains special characters.' % path)
         raise FileCheckException(FileCheckException.INVALID_PATH_ERROR)