worker里报错：
[2018-01-12 19:08:15,545: INFO/MainProcess
] Received task: tasks.add
[5d387722-5389-441b-9b01-a619b93b4702
]
[2018-01-12 19:08:15,550: ERROR/MainProcess
] Task handler raised error: ValueError('not enough values to unpack (expected 3, got 0)',)
Traceback (most recent call last):
File "d:
\programmingsoftware\python35
\lib\site-packages
\billiard\pool.py", line 358, in workloop
result = (True, prepare_result(fun(*args, **kwargs)))
File "d:
\programmingsoftware\python35
\lib\site-packages
\celery\app\trace.py", line 525, in _fast_trace_task
tasks, accept, hostname = _loc
ValueError: not enough values to unpack (expected 3, got 0)
解决：
原网页:Unable to run tasks under Windows
看别人描述大概就是说win10上运行celery4.x就会出现这个问题，解决办法如下,原理未知：
先安装一个`eventlet
pip
install eventlet
然后启动worker的时候加一个参数，如下：
celery
-A <mymodule
> worker
-l info
-P eventlet
然后就可以正常的调用了。
运行
worker里输出：
[2018-01-12 19:35:33,640: INFO/MainProcess] Received task:
tasks.add[3f9b5255-60a2-4a08-96b6-38f5fbc31543]
[2018-01-12 19:35:33,640: INFO/MainProcess] Task tasks.add[3f9b5255-60a2-4a08-96b6-38f5fbc31543] succeeded in 0
.0s: 8
转载于:https://www.cnblogs.com/Alone-Tree/p/10052862.html
