def set_last_modified(self, dest_path, time_stamp, dry_run):
<EOL>secs = util.parse_time_string(time_stamp)<EOL>if not dry_run:<EOL><INDENT>os.utime(self._file_path, (secs, secs))<EOL><DEDENT>return True<EOL>
Set last modified time for destPath to timeStamp on epoch-format