ray.util.ActorPool.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())
print(pool.get_next())
print(pool.has_free())

False
2
True