mirror of
https://github.com/nonebot/nonebot2.git
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339 lines
4.4 KiB
Markdown
339 lines
4.4 KiB
Markdown
---
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sidebar_position: 4
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description: nonebot.params 模块
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---
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# nonebot.params
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本模块定义了依赖注入的各类参数。
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## _def_ `Arg(key=None)` {#Arg}
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- **说明**
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`got` 的 Arg 参数消息
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- **参数**
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- `key` (str | None)
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- **返回**
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- Any
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## _def_ `State()` {#State}
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- **说明**
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**Deprecated**: 事件处理状态参数，请直接使用 [T_State](./typing.md#T_State)
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- **返回**
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- dict[Any, Any]
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## _def_ `ArgStr(key=None)` {#ArgStr}
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- **说明**
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`got` 的 Arg 参数消息文本
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- **参数**
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- `key` (str | None)
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- **返回**
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- str
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## _def_ `Depends(dependency=None, *, use_cache=True)` {#Depends}
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- **说明**
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子依赖装饰器
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- **参数**
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- `dependency` ((\*Any, \*\*Any) -> Any | None): 依赖函数。默认为参数的类型注释。
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- `use_cache` (bool): 是否使用缓存。默认为 `True`。
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- **返回**
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- Any
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- **用法**
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```python
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def depend_func() -> Any:
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return ...
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def depend_gen_func():
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try:
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yield ...
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finally:
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...
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async def handler(param_name: Any = Depends(depend_func), gen: Any = Depends(depend_gen_func)):
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...
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```
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## _class_ `ArgParam(default=PydanticUndefined, **kwargs)` {#ArgParam}
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- **说明**
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`got` 的 Arg 参数
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- **参数**
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- `default` (Any)
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- `**kwargs` (Any)
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## _class_ `BotParam(default=PydanticUndefined, **kwargs)` {#BotParam}
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- **说明**
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[Bot](./adapters/index.md#Bot) 参数
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- **参数**
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- `default` (Any)
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- `**kwargs` (Any)
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## _class_ `EventParam(default=PydanticUndefined, **kwargs)` {#EventParam}
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- **说明**
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[Event](./adapters/index.md#Event) 参数
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- **参数**
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- `default` (Any)
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- `**kwargs` (Any)
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## _class_ `StateParam(default=PydanticUndefined, **kwargs)` {#StateParam}
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- **说明**
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事件处理状态参数
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- **参数**
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- `default` (Any)
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- `**kwargs` (Any)
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## _class_ `DependParam(default=PydanticUndefined, **kwargs)` {#DependParam}
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- **说明**
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子依赖参数
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- **参数**
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- `default` (Any)
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- `**kwargs` (Any)
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## _def_ `ArgPlainText(key=None)` {#ArgPlainText}
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- **说明**
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`got` 的 Arg 参数消息纯文本
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- **参数**
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- `key` (str | None)
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- **返回**
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- str
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## _class_ `DefaultParam(default=PydanticUndefined, **kwargs)` {#DefaultParam}
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- **说明**
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默认值参数
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- **参数**
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- `default` (Any)
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- `**kwargs` (Any)
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## _class_ `MatcherParam(default=PydanticUndefined, **kwargs)` {#MatcherParam}
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- **说明**
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事件响应器实例参数
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- **参数**
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- `default` (Any)
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- `**kwargs` (Any)
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## _class_ `ExceptionParam(default=PydanticUndefined, **kwargs)` {#ExceptionParam}
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- **说明**
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`run_postprocessor` 的异常参数
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- **参数**
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- `default` (Any)
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- `**kwargs` (Any)
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## _def_ `EventType()` {#EventType}
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- **说明**
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[Event](./adapters/index.md#Event) 类型参数
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- **返回**
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- str
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## _def_ `EventMessage()` {#EventMessage}
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- **说明**
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[Event](./adapters/index.md#Event) 消息参数
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- **返回**
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- Any
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## _def_ `EventPlainText()` {#EventPlainText}
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- **说明**
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[Event](./adapters/index.md#Event) 纯文本消息参数
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- **返回**
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- str
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## _def_ `EventToMe()` {#EventToMe}
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- **说明**
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[Event](./adapters/index.md#Event) `to_me` 参数
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- **返回**
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- bool
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## _def_ `Command()` {#Command}
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- **说明**
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消息命令元组
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- **返回**
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- tuple[str, ...]
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## _def_ `RawCommand()` {#RawCommand}
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- **说明**
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消息命令文本
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- **返回**
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- str
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## _def_ `CommandArg()` {#CommandArg}
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- **说明**
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消息命令参数
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- **返回**
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- Any
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## _def_ `ShellCommandArgs()` {#ShellCommandArgs}
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- **说明**
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shell 命令解析后的参数字典
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- **返回**
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- Unknown
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## _def_ `ShellCommandArgv()` {#ShellCommandArgv}
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- **说明**
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shell 命令原始参数列表
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- **返回**
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- Any
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## _def_ `RegexMatched()` {#RegexMatched}
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- **说明**
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正则匹配结果
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- **返回**
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- str
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## _def_ `RegexGroup()` {#RegexGroup}
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- **说明**
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正则匹配结果 group 元组
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- **返回**
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- tuple[Any, ...]
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## _def_ `RegexDict()` {#RegexDict}
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- **说明**
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正则匹配结果 group 字典
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- **返回**
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- dict[str, Any]
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## _def_ `Received(id=None, default=None)` {#Received}
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- **说明**
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`receive` 事件参数
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- **参数**
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- `id` (str | None)
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- `default` (Any)
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- **返回**
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- Any
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## _def_ `LastReceived(default=None)` {#LastReceived}
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- **说明**
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`last_receive` 事件参数
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- **参数**
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- `default` (Any)
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- **返回**
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- Any
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