def METHOD_NAME(self, folder_path):
    """
        Returns list of files and subfolder in a 'folder_path'. Non recurs
    """
    lst = []
    if os.path.isdir(folder_path):
        for (dir_path, dir_names, file_names) in os.walk(folder_path):
            for name in file_names:
                lst.append(os.path.join(dir_path, name))
            for name in dir_names:
                lst.append(os.path.join(dir_path, name))
    return lst