Add adds the task to a named queue.

AddMulti adds multiple tasks to a named queue.

Delete deletes a task from a named queue.

DeleteMulti deletes multiple tasks from a named queue.

Lease leases tasks from a queue.

LeaseByTag leases tasks from a queue, grouped by tag.

ModifyLease modifies the lease of a task.

NewPOSTTask creates a Task that will POST to a path with the given form data.

ParseRequestHeaders parses the special HTTP request headers available to push task request handlers.

Purge removes all tasks from a queue.

QueueStats retrieves statistics about queues.

ErrTaskAlreadyAdded is the error returned by Add and AddMulti when a task has already been added with a particular name.

QueueStatistics represents statistics about a single task queue.

RequestHeaders are the special HTTP request headers available to push task HTTP request handlers.

RetryOptions let you control whether to retry a task and the backoff intervals between tries.

A Task represents a task to be executed.