def delete_zombie_checks(self):
        """Remove checks that have a zombie status (usually timeouts)

        :return: None
        """
        id_to_del = []
        for chk in list(self.checks.values()):
            if chk.status == ACT_STATUS_ZOMBIE:
                id_to_del.append(chk.uuid)
        # une petite tape dans le dos et tu t'en vas, merci...
        # *pat pat* GFTO, thks :)
        for c_id in id_to_del:
            del self.checks[c_id]
Remove checks that have a zombie status (usually timeouts)

        :return: None