Added some missing docstrings.

celery/task/base.py

@@ -381,6 +381,11 @@ class Task(object):
 
     @classmethod
     def AsyncResult(self, task_id):
+        """Get AsyncResult instance for this kind of task.
+
+        :param task_id: Task id to get result for.
+
+        """
         return BaseAsyncResult(task_id, backend=self.backend)
 
     def on_retry(self, exc, task_id, args, kwargs):
@@ -440,6 +445,7 @@ class Task(object):
         wrapper.execute_using_pool(pool, loglevel, logfile)
 
     def __repr__(self):
+        """repr(task)"""
         try:
             kind = self.__class__.mro()[1].__name__
         except (AttributeError, IndexError):
@@ -585,14 +591,18 @@ class TaskSet(object):
         return TaskSetResult(taskset_id, subtasks)
 
     def apply_part(self, arglist, taskset_id, publisher):
+        """Apply a single part of the taskset."""
         args, kwargs, opts = padlist(arglist, 3, default={})
         return apply_async(self.task, args, kwargs,
                            taskset_id=taskset_id, publisher=publisher, **opts)
 
     def apply(self):
+        """Applies the taskset locally."""
         taskset_id = gen_unique_id()
         subtasks = [apply(self.task, args, kwargs)
                         for args, kwargs in self.arguments]
+
+        # This will be filled with EagerResults.
         return TaskSetResult(taskset_id, subtasks)
 
     @classmethod
@@ -600,7 +610,7 @@ class TaskSet(object):
         """Apply ``args`` to function by distributing the args to the
         celery server(s)."""
         pickled = pickle.dumps(func)
-        arguments = [[[pickled, arg, {}], {}] for arg in args]
+        arguments = [((pickled, arg, {}), {}) for arg in args]
         return cls(ExecuteRemoteTask, arguments)
 
     @classmethod