def register_hook(self, hook, priority='HIGH'): """Register a hook into the hook list. The hook will be inserted into a priority queue, with the specified priority (See :cls:`Priority` for details of priorities). For hooks with the same priority, they will be triggered in the same order as they are registered. Args: hook (:obj:`Hook`): The hook to be registered. priority (int or str or :obj:`Priority`): Hook priority. Lower value means higher priority. """ assert isinstance(hook, Hook) if hasattr(hook, 'priority'): raise ValueError('"priority" is a reserved attribute for hooks') priority = get_priority(priority) hook.priority = priority # insert the hook to a sorted list inserted = False for i in range(len(self._hooks) - 1, -1, -1): if priority >= self._hooks[i].priority: self._hooks.insert(i + 1, hook) inserted = True break if not inserted: self._hooks.insert(0, hook)
def register_hook(self, hook, priority='NORMAL'): """Register a hook into the hook list. Args: hook (:obj:`Hook`): The hook to be registered. priority (int or str or :obj:`Priority`): Hook priority. Lower value means higher priority. """ assert isinstance(hook, Hook) if hasattr(hook, 'priority'): raise ValueError('"priority" is a reserved attribute for hooks') priority = get_priority(priority) hook.priority = priority # insert the hook to a sorted list inserted = False for i in range(len(self._hooks) - 1, -1, -1): if priority >= self._hooks[i].priority: self._hooks.insert(i + 1, hook) inserted = True break if not inserted: self._hooks.insert(0, hook)