---
title: liteyuki.message.rule
order: 1
icon: laptop-code
category: API
---

### ***class*** `Rule`



###   ***def*** `__init__(self, handler: Optional[RuleHandler]) -> None`

 

<details>
<summary>源代码</summary>

```python
def __init__(self, handler: Optional[RuleHandler]=None):
    self.handler = handler
```
</details>