func LeaseByTag(c context.Context, maxTasks int, queueName string, leaseTime int, tag string) ([]*Task, error) {
	return lease(c, maxTasks, queueName, leaseTime, true, []byte(tag))
}
func LeaseByTag(c context.Context, maxTasks int, queueName string, leaseTime int, tag string) ([]*Task, error) {
	return lease(c, maxTasks, queueName, leaseTime, true, []byte(tag))
}
func LeaseByTag ( c context . Context , maxTasks int , queueName string , leaseTime int , tag string ) ( [ ] * Task , error ) { return lease ( c , maxTasks , queueName , leaseTime , true , [ ] byte ( tag ) ) }
// LeaseByTag leases tasks from a queue, grouped by tag.
// If tag is empty, then the returned tasks are grouped by the tag of the task with earliest ETA.
// leaseTime is in seconds.
// The number of tasks fetched will be at most maxTasks.
LeaseByTag leases tasks from a queue grouped by tag . If tag is empty then the returned tasks are grouped by the tag of the task with earliest ETA . leaseTime is in seconds . The number of tasks fetched will be at most maxTasks .