def reset(self) -> List[int]:
"""
Reset the state of the environment and returns an initial observation.
Returns
-------
observation: List[int]
The initial observation of the space.
"""
self.curr_step = -1
self.curr_episode += 1
self.prev_cost = 0
for n in self.nodes:
n.destroy()
self.nodes = set()
for i in range(self.MIN_NODES):
self._create_node(self.CPU_OPTS[len(self.CPU_OPTS)//2], self.RAM_OPTS[len(self.RAM_OPTS)//2])
self.current_node = random.choice(tuple(self.nodes))
self.action_episode_memory.append([])
return self._get_state()
def tearDown(self):
for node in list(self.nodes.values()):
node.stop()
node.destroy()
self.simulator.stop()