def _do_start(self, now=None): """ Notification that a file download has started. The event is forwarded to the report object to be consolidated with other reported progress information. :param now: timestamp. :type now: float """ DownloadBaseCallback._do_start(self, now) action = 'Downloading' package = ' | '.join((self._getName(), self.totSize)) self.report.set_action(action, package)