ReferenceAvailable
cancel
`cancel` is a required parameter of `telion_api.Subscription` with the installed type contract `Callable[[], None]`.
cancel is a required parameter of telion_api.Subscription with the installed type contract Callable[[], None].
Contract
| Property | Value |
|---|---|
| symbol | telion_api.Subscription |
| parameter | cancel |
| type | Callable[[], None] |
| required | true |
| default | required |