C:\Users\Circle\Desktop\circle\dailyfresh>celery -A celery_tasks.tasks worker -l info -------------- celery@DESKTOP-9T9MK4N v4.4.0rc2 (cliffs) ---- **** ----- --- * *** * -- Windows-10-10.0.18362-SP0 2019-07-07 18:30:46 -- * - **** --- - ** ---------- [config] - ** ---------- .> app: celery_tasks.tasks:0x3f1dbd0 - ** ---------- .> transport: redis://127.0.0.1:6379/0 - ** ---------- .> results: disabled:// - *** --- * --- .> concurrency: 6 (prefork) -- ******* ---- .> task events: OFF (enable -E to monitor tasks in this worker) --- ***** ----- -------------- [queues] .> celery exchange=celery(direct) key=celery [tasks] . celery_tasks.tasks.send_register_active_email [2019-07-07 18:30:46,878: INFO/MainProcess] Connected to redis://127.0.0.1:6379/0 [2019-07-07 18:30:46,895: INFO/MainProcess] mingle: searching for neighbors [2019-07-07 18:30:47,095: INFO/SpawnPoolWorker-1] child process 13392 calling self.run() [2019-07-07 18:30:47,107: INFO/SpawnPoolWorker-2] child process 14868 calling self.run() [2019-07-07 18:30:47,120: INFO/SpawnPoolWorker-3] child process 9888 calling self.run() [2019-07-07 18:30:47,142: INFO/SpawnPoolWorker-4] child process 2376 calling self.run() [2019-07-07 18:30:47,163: INFO/SpawnPoolWorker-5] child process 11940 calling self.run() [2019-07-07 18:30:47,281: INFO/SpawnPoolWorker-6] child process 13064 calling self.run() [2019-07-07 18:30:47,913: INFO/MainProcess] mingle: all alone [2019-07-07 18:30:47,920: INFO/MainProcess] celery@DESKTOP-9T9MK4N ready. [2019-07-07 18:32:59,122: INFO/MainProcess] Received task: celery_tasks.tasks.send_register_active_email[3a441c20-162b-441c-902c-d479b8450115] [2019-07-07 18:32:59,129: ERROR/MainProcess] Task handler raised error: ValueError(‘not enough values to unpack (expected 3, got 0)‘) Traceback (most recent call last): File "c:\users\circle\appdata\local\programs\python\python37-32\lib\site-packages\billiard\pool.py", line 358, in workloop result = (True, prepare_result(fun(*args, **kwargs))) File "c:\users\circle\appdata\local\programs\python\python37-32\lib\site-packages\celery\app\trace.py", line 546, in _fast_trace_task tasks, accept, hostname = _loc ValueError: not enough values to unpack (expected 3, got 0)
pip install eventlet
celery -A celery_tasks.tasks worker -l info -P eventlet
C:\Users\Circle\Desktop\circle\dailyfresh>celery -A celery_tasks.tasks worker -l info -P eventlet -------------- celery@DESKTOP-9T9MK4N v4.4.0rc2 (cliffs) --- * *** * -- Windows-10-10.0.18362-SP0 2019-07-07 18:44:33 -- * - **** --- - ** ---------- [config] - ** ---------- .> app: celery_tasks.tasks:0x472d2f0 - ** ---------- .> transport: redis://127.0.0.1:6379/0 - ** ---------- .> results: disabled:// - *** --- * --- .> concurrency: 6 (eventlet) -- ******* ---- .> task events: OFF (enable -E to monitor tasks in this worker) --- ***** ----- -------------- [queues] .> celery exchange=celery(direct) key=celery [tasks] . celery_tasks.tasks.send_register_active_email [2019-07-07 18:44:33,452: INFO/MainProcess] Connected to redis://127.0.0.1:6379/0 [2019-07-07 18:44:33,470: INFO/MainProcess] mingle: searching for neighbors [2019-07-07 18:44:34,509: INFO/MainProcess] mingle: all alone [2019-07-07 18:44:34,519: INFO/MainProcess] pidbox: Connected to redis://127.0.0.1:6379/0. # 这下面爆了一个警告，但是不要在意，大概意思是你的DEBUG是调试模式，调试导致内存泄漏，请不要在生产环境中使用此设置! [2019-07-07 18:44:34,523: WARNING/MainProcess] c:\users\circle\appdata\local\programs\python\python37-32\lib\site-packages\celery\fixups\django.py:202: UserWarning: Usi ng settings.DEBUG leads to a memory leak, never use this setting in production environments! warnings.warn(‘Using settings.DEBUG leads to a memory leak, never ‘ [2019-07-07 18:44:34,523: INFO/MainProcess] celery@DESKTOP-9T9MK4N ready. [2019-07-07 18:44:50,818: INFO/MainProcess] Received task: celery_tasks.tasks.send_register_active_email[ec83170e-05d5-412c-89e6-77699ade9f07] [2019-07-07 18:44:57,435: INFO/MainProcess] Task celery_tasks.tasks.send_register_active_email[ec83170e-05d5-412c-89e6-77699ade9f07] succeeded in 6.625s: None
Celery ValueError: not enough values to unpack (expected 3, got 0)的解决方案
原文：https://www.cnblogs.com/Hannibal-2018/p/11147224.html