'Tell workers to set time limits for a task by type.
Arguments:
task_name (str): Name of task to change time limits for.
soft (float): New soft time limit (in seconds).
hard (float): New hard time limit (in seconds).
**kwargs (Any): arguments passed on to :meth:`broadcast`.'

def time_limit(self, task_name, soft=None, hard=None, destination=None, **kwargs):

    return self.broadcast(u'time_limit', arguments={u'task_name': task_name, u'hard': hard, u'soft': soft}, destination=destination, **kwargs)
