petals/tests/test_sequence_manager.py
justheuristic 8dc0f513ba
Hotfix span selection (#110)
Fix an issue in span selection that was introduced in #106
2022-12-01 11:21:10 +03:00

58 lines
1.9 KiB
Python

import threading
import time
import pytest
import torch
from hivemind import DHT, get_logger, use_hivemind_log_handler
from test_utils import *
from petals.client import RemoteSequenceManager, RemoteSequential
from petals.client.remote_model import DistributedBloomConfig
from petals.data_structures import UID_DELIMITER
use_hivemind_log_handler("in_root_logger")
logger = get_logger(__file__)
@pytest.mark.forked
def test_sequence_manager_shutdown():
config = DistributedBloomConfig.from_pretrained(MODEL_NAME, initial_peers=INITIAL_PEERS)
dht = DHT(initial_peers=config.initial_peers, client_mode=True, start=True)
sequential = RemoteSequential(config, dht)
shutdown_evt = threading.Event()
# test RemoteSequential with lossy compression
block_uids = [f"{config.dht_prefix}{UID_DELIMITER}{i}" for i in range(config.n_layer)]
sequential = RemoteSequential(
config,
dht,
sequence_manager=TestSequenceManager(dht, block_uids, sequential.p2p, _was_shut_down=shutdown_evt, start=True),
)
sequence = sequential.sequence_manager.make_sequence()
assert all(sequence[i].peer_id != sequence[i + 1].peer_id for i in range(len(sequence) - 1))
assert sequential.sequence_manager.is_alive()
assert sequential.sequence_manager._thread.ready.is_set()
assert not shutdown_evt.is_set()
sequential(torch.randn(1, 2, config.hidden_size))
sequential.sequence_manager.shutdown()
del sequential
time.sleep(1)
assert shutdown_evt.is_set()
class TestSequenceManager(RemoteSequenceManager):
"""A sequence manager that signals if it was shut down"""
def __init__(self, *args, _was_shut_down: threading.Event, **kwargs):
super().__init__(*args, **kwargs)
self._was_shut_down = _was_shut_down
def shutdown(self):
super().shutdown()
assert not self.is_alive()
self._was_shut_down.set()