has_free

ActorPool.has_free()

Returns whether there are any idle actors available.

Returns:

True if there are any idle actors and no pending submits.

Examples

>>> import ray
>>> from ray.util.actor_pool import ActorPool
>>> @ray.remote
... class Actor:
...     def double(self, v):
...         return 2 * v
>>> a1 = Actor.remote()
>>> pool = ActorPool([a1])
>>> pool.submit(lambda a, v: a.double.remote(v), 1)
>>> print(pool.has_free())
False
>>> print(pool.get_next())
2
>>> print(pool.has_free())
True