我想使用 Redis 作为代理将字符串中的字节发送到 Celery 的任务，但我收到如下所示的错误：
[2017-06-17 21:27:13,826] ERROR in app: Exception on /endpoint_method [POST]
Traceback (most recent call last):
File "/Users/developer/my_project/venv/lib/python2.7/site-packages/flask/app.py", line 1982, in wsgi_app
response = self.full_dispatch_request()
File "/Users/developer/my_project/venv/lib/python2.7/site-packages/flask/app.py", line 1614, in full_dispatch_request
rv = self.handle_user_exception(e)
File "/Users/developer/my_project/venv/lib/python2.7/site-packages/flask/app.py", line 1517, in handle_user_exception
reraise(exc_type, exc_value, tb)
File "/Users/developer/my_project/venv/lib/python2.7/site-packages/flask/app.py", line 1612, in full_dispatch_request
rv = self.dispatch_request()
File "/Users/developer/my_project/venv/lib/python2.7/site-packages/flask/app.py", line 1598, in dispatch_request
return self.view_functions[rule.endpoint](**req.view_args)
File "/Users/developer/my_project/application.py", line 23, in endpoint_method
task = my_task.execute.delay(request.data)
File "/Users/developer/my_project/venv/lib/python2.7/site-packages/celery/app/task.py", line 412, in delay
return self.apply_async(args, …