Channel, direct message or private group not found about slack-cleaner HOT 2 OPEN

def list(self, exclude_archived=None, exclude_members=None, pvc='private_channel'):
        return self.get('conversations.list',
                        params={'exclude_archived': exclude_archived,
                                'exclude_members': exclude_members, 'types':pvc})
    def history(self, channel, latest=None, oldest=None, count=None,
                inclusive=False, unreads=False):
        return self.get('conversations.history',
                        params={
                            'channel': channel,
                            'latest': latest,
                            'oldest': oldest,
                            'count': count,
                            'inclusive': int(inclusive),
                            'unreads': int(unreads)
                        })