Refactor test files to disable pylint warnings and ensure proper formatting

tests/test_post_parser_flags.py

@@ -1,3 +1,5 @@
+# pylint: disable=protected-access, wrong-import-position
+
 import unittest
 from unittest.mock import MagicMock, PropertyMock
 import sys
@@ -428,4 +430,4 @@ class TestPostParserExtractFlags(unittest.TestCase):
 
 
 if __name__ == '__main__':
-    unittest.main() 
+    unittest.main()