diff --git a/scripts/JSON_data_files_validator.py b/scripts/JSON_data_files_validator.py
index e1bfec0018..509b51ff2a 100644
--- a/scripts/JSON_data_files_validator.py
+++ b/scripts/JSON_data_files_validator.py
@@ -322,16 +322,6 @@ def __cli(self):
             self.__file_suffix = args.file_suffix
         self.__validate_comm_links = args.validate_comm_links
 
-    @staticmethod
-    def __check_if_file_exists(file_path: str) -> bool:
-        """ Check for existence of a given file. Returns True when file exists. """
-        return os.path.isfile(file_path)
-
-    @staticmethod
-    def __check_if_dir_exists(dir_path: str) -> bool:
-        """ Check for existence of a given directory. Returns True when file exists. """
-        return os.path.isdir(dir_path)
-
     @staticmethod
     def __get_files_for_validation(dir_path: str, file_prefix: str, file_suffix: str) -> list:
         """ Get a sorted list of files from directory. """
@@ -424,14 +414,14 @@ def __validate_comm_links(data):
 
     def main(self):
         if self.__file_path is not None:
-            if self.__check_if_file_exists(file_path=self.__file_path):
+            if os.path.isfile(self.__file_path):
                 self.__validate_file(file_path=self.__file_path,
                                      validate_comm_links=self.__validate_comm_links)
             else:
                 sys.excepthook = exc_handler
                 raise FileNotFoundError(f"File: {self.__file_path} NOT found")
         elif self.__dir_path is not None:
-            if self.__check_if_dir_exists(dir_path=self.__dir_path):
+            if os.path.isdir(self.__dir_path):
                 list_of_files_for_validation = self.__get_files_for_validation(dir_path=self.__dir_path,
                                                                                file_prefix=self.__file_prefix,
                                                                                file_suffix=self.__file_suffix)