parameterAvailable
callback
`callback` is a required parameter of `telion_api.EventBus.on` with the installed type contract `Callable[[Event], Any]`.
Reference contract
| Field | Value | Description |
|---|---|---|
| symbol | telion_api.EventBus.on | — |
| parameter | callback | — |
| kind | positional-or-keyword | — |
| type | Callable[[Event], Any] | — |
| required | true | — |
| default | required | — |
callback is a required parameter of telion_api.EventBus.on with the installed type contract Callable[[Event], Any].
Contract
| Property | Value |
|---|---|
| symbol | telion_api.EventBus.on |
| parameter | callback |
| kind | positional-or-keyword |
| type | Callable[[Event], Any] |
| required | true |
| default | required |