当我将celery
+gevent
用于使用subprocess
模块的任务时,我得到以下堆栈跟踪:
Traceback (most recent call last):
File "/home/venv/admin/lib/python2.7/site-packages/celery/task/trace.py", line 228, in trace_task
R = retval = fun(*args, **kwargs)
File "/home/venv/admin/lib/python2.7/site-packages/celery/task/trace.py", line 415, in __protected_call__
return self.run(*args, **kwargs)
File "/home/webapp/admin/webadmin/apps/loggingquarantine/tasks.py", line 107, in release_mail_task
res = call_external_script(popen_obj.communicate)
File "/home/webapp/admin/webadmin/apps/core/helpers.py", line 42, in call_external_script
return func_to_call(*args, **kwargs)
File "/usr/lib64/python2.7/subprocess.py", line 740, in communicate
return self._communicate(input)
File "/usr/lib64/python2.7/subprocess.py", line 1257, in _communicate
stdout, stderr = self._communicate_with_poll(input)
File "/usr/lib64/python2.7/subprocess.py", line 1287, in _communicate_with_poll
poller = select.poll()
AttributeError: 'module' object has no attribute 'poll'
我的manage.py
样子如下(在那里做猴子补丁):
#!/usr/bin/env python
from gevent import monkey
import sys
import os
if __name__ == "__main__":
if not 'celery' in sys.argv:
monkey.patch_all()
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "webadmin.settings")
from django.core.management import execute_from_command_line
sys.path.append(".")
execute_from_command_line(sys.argv)
芹菜任务表现得好像没有正确修补有什么原因吗?
ps 奇怪的是,当我在 Centos 下遇到此类异常时,我在 Macos 上的本地设置工作正常(所有软件包版本都相同,初始化和配置脚本也是如此)