> ## Documentation Index
> Fetch the complete documentation index at: https://docs.wandb.ai/llms.txt
> Use this file to discover all available pages before exploring further.
# RunStateFilter
export const GitHubLink = ({url}) =>
GitHub source
;
## class `RunStateFilter`
Represents a filter for triggering events based on changes in run states.
### method `RunStateFilter.__init__`
```python theme={null}
__init__(
run: 'And | Or | Nor | Not | Lt | Gt | Lte | Gte | Eq | Ne | In | NotIn | Exists | Regex | Contains | FilterExpr | dict[str, Any]' = And(()),
state: 'StateFilter'
) → None
```
**Args:**
* `run` (Union\[And, Or, Nor, Not, Lt, Gt, Lte, Gte, Eq, Ne, In, NotIn, Exists, Regex, Contains, FilterExpr, Dict\[str, Any]]): Filters that must match any runs that will trigger this event.
* `state` (StateFilter): Run state condition(s) that must be satisfied for this event to trigger.
**Returns:**
An `RunStateFilter` object.