2021-03-20 15:41:50 +08:00
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# NoneBot.handler 模块
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2021-06-14 02:08:29 +08:00
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## 事件处理函数
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该模块实现事件处理函数的封装，以实现动态参数等功能。
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## _class_ `Handler`
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基类：`object`
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事件处理函数类
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### `__init__(func)`
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装饰事件处理函数以便根据动态参数运行
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### `func`
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* **类型**
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`T_Handler`
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* **说明**
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事件处理函数
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### `signature`
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* **类型**
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`inspect.Signature`
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* **说明**
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事件处理函数签名
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### _property_ `bot_type`
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* **类型**
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`Union[Type["Bot"], inspect.Parameter.empty]`
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* **说明**
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事件处理函数接受的 Bot 对象类型
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### _property_ `event_type`
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* **类型**
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`Optional[Union[Type[Event], inspect.Parameter.empty]]`
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* **说明**
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事件处理函数接受的 event 类型 / 不需要 event 参数
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### _property_ `state_type`
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* **类型**
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`Optional[Union[T_State, inspect.Parameter.empty]]`
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* **说明**
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事件处理函数是否接受 state 参数
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### _property_ `matcher_type`
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* **类型**
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`Optional[Union[Type["Matcher"], inspect.Parameter.empty]]`
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* **说明**
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事件处理函数是否接受 matcher 参数
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