create_an_actor.py

@ray.remote
class Counter(object):
    def __init__(self):
        self.x = 0
    
    def inc(self):
        self.x += 1
    
    def get_value(self):
        return self.x

# Create an actor process.
c = Counter.remote()

# Check the actor's counter value.
print(ray.get(c.get_value.remote()))  # 0

# Increment the counter twice and check the value again.
c.inc.remote()
c.inc.remote()
print(ray.get(c.get_value.remote()))  # 2