class documentation
        
        class _ExternalWorkflowHandle(temporalio.workflow.ExternalWorkflowHandle[
Constructor: _ExternalWorkflowHandle(instance, id, run_id)
Undocumented
| Method | __init__ | Undocumented | 
| Async Method | cancel | Send a cancellation request to this external workflow. | 
| Async Method | signal | Signal this external workflow. | 
| Property | id | ID for the workflow. | 
| Property | run | Run ID for the workflow if any. | 
| Instance Variable | _id | Undocumented | 
| Instance Variable | _instance | Undocumented | 
| Instance Variable | _run | Undocumented | 
Send a cancellation request to this external workflow.
This will fail if the workflow cannot accept the request (e.g. if the workflow is not found).