def __init__(self, dir_path, path_helper, backup_run):
self.dir_path = dir_path<EOL>self.path_helper = path_helper<EOL>self.backup_run = backup_run<EOL>self.fast_backup = None  <EOL>self.file_linked = None  <EOL>if self._SIMULATE_SLOW_SPEED:<EOL><INDENT>log.error("<STR_LIT>")<EOL><DEDENT>
:param dir_path: DirEntryPath() instance of the source file
:param path_helper: PathHelper(backup_root) instance