def test_queue_usage(self):
q = Queue(1000 *
1000) # specify the size of the circular buffer in the ctor
# any pickle-able Python object can be added to the queue
py_obj = dict(a=42, b=33, c=(1, 2, 3), d=[1, 2, 3], e='123', f=b'kkk')
q.put(py_obj)
assert q.qsize() == 1
retrieved = q.get()
assert q.empty()
assert py_obj == retrieved
for i in range(100):
try:
q.put(py_obj, timeout=0.1)
except Full:
log.debug('Queue is full!')
num_received = 0
while num_received < 100:
# get multiple messages at once, returns a list of messages for better performance in many-to-few scenarios
# get_many does not guarantee that all max_messages_to_get will be received on the first call, in fact
# no such guarantee can be made in multiprocessing systems.
# get_many() will retrieve as many messages as there are available AND can fit in the pre-allocated memory
# buffer. The size of the buffer is increased gradually to match demand.
messages = q.get_many(max_messages_to_get=100)
num_received += len(messages)
try:
q.get(timeout=0.1)
assert True, 'This won\'t be called'
except Empty:
log.debug('Queue is empty')
def test_queue_size(self):
q = Queue(max_size_bytes=1000)
py_obj_1 = dict(a=10, b=20)
py_obj_2 = dict(a=30, b=40)
q.put_nowait(py_obj_1)
q.put_nowait(py_obj_2)
q_size_bef = q.qsize()
log.debug('Queue size after put - %d', q_size_bef)
num_messages = 0
want_to_read = 2
while num_messages < want_to_read:
msgs = q.get_many()
print(msgs)
num_messages += len(msgs)
self.assertEqual(type(q_size_bef), int)
q_size_af = q.qsize()
log.debug('Queue size after get - %d', q_size_af)
self.assertEqual(q_size_af, 0)
continue
# writer.add_scalar("charts/episode_reward", r, global_step)
# writer.add_scalar("charts/stats_queue_size", stats_queue.qsize(), global_step)
# writer.add_scalar("charts/rollouts_queue_size", rollouts_queue.qsize(), global_step)
# writer.add_scalar("charts/data_process_queue_size", data_process_queue.qsize(), global_step)
if update_step % 10 == 0:
# print(f"global_step={global_step}, episode_reward={r}")
print(f"global_step={global_step}")
global_step += global_step_increment
writer.add_scalar(
"charts/fps",
global_step_increment / (time.time() - start_time),
global_step)
writer.add_scalar("charts/policy_request_queue",
policy_request_queue.qsize(), global_step)
writer.add_scalar("charts/rollout_task_queues[0]",
rollout_task_queues[0].qsize(), global_step)
print("FPS: ",
global_step_increment / (time.time() - start_time))
global_step_increment = 0
start_time = time.time()
# else:
# # print(m[0], m[1], global_step)
# # writer.add_scalar(m[0], m[1], global_step)
# pass
# if args.capture_video and args.prod_mode:
# video_files = glob.glob(f'videos/{experiment_name}/*.mp4')
# for video_file in video_files:
# if video_file not in existing_video_files:
