6
我得到下面的错误,错误只发生在我添加delay
到process_upload
函数,否则它工作没有问题。不能泡菜:属性查找内置函数失败
有人可以解释这个错误是什么,为什么发生这种情况以及解决任何建议?
错误:
PicklingError at /contacts/upload/configurator/47/
Can't pickle <type 'function'>: attribute lookup __builtin__.function failed
这是视图
if request.method == 'POST':
form = ConfiguratorForm(data=request.POST)
# Send import to task.
process_upload.delay(upload_id=upload.id, form=form)
这是任务
@task
def process_upload(upload_id, form):
upload = Upload.objects.get(id=upload_id)
upload.process(form=form)
个Upload.process是我的模型中:
def process(self, form):
self.date_start_processing = timezone.now()
import_this(data=self.filepath, extra_fields=[
{'value': self.group_id, 'position': 5},
{'value': self.uploaded_by.id, 'position': 6}], form=form)
完整跟踪:
Traceback:
File "/Users/user/Documents/workspace/sms/django-env/lib/python2.7/site-packages/django/core/handlers/base.py" in get_response
115. response = callback(request, *callback_args, **callback_kwargs)
File "/Users/user/Documents/workspace/sms/django-env/lib/python2.7/site-packages/django/contrib/auth/decorators.py" in _wrapped_view
25. return view_func(request, *args, **kwargs)
File "/Users/user/Documents/workspace/sms/contacts/views.py" in upload_configurator
118. process_upload.delay(upload_id=upload.id, form=form)
File "/Users/user/Documents/workspace/sms/django-env/lib/python2.7/site-packages/celery/app/task.py" in delay
357. return self.apply_async(args, kwargs)
File "/Users/user/Documents/workspace/sms/django-env/lib/python2.7/site-packages/celery/app/task.py" in apply_async
472. **options)
File "/Users/user/Documents/workspace/sms/django-env/lib/python2.7/site-packages/celery/app/amqp.py" in publish_task
249. **kwargs
File "/Users/user/Documents/workspace/sms/django-env/lib/python2.7/site-packages/kombu/messaging.py" in publish
157. compression, headers)
File "/Users/user/Documents/workspace/sms/django-env/lib/python2.7/site-packages/kombu/messaging.py" in _prepare
233. body) = encode(body, serializer=serializer)
File "/Users/user/Documents/workspace/sms/django-env/lib/python2.7/site-packages/kombu/serialization.py" in encode
161. payload = encoder(data)
File "/Users/user/Documents/workspace/sms/django-env/lib/python2.7/site-packages/kombu/serialization.py" in dumps
340. return dumper(obj, protocol=pickle_protocol)
Exception Type: PicklingError at /contacts/upload/configurator/47/
Exception Value: Can't pickle <type 'function'>: attribute lookup __builtin__.function failed
forms.py
COL_CHOICES = [
('N/A', 'No Import'),
('first_name', 'First Name'),
('last_name', 'Last Name'),
('company', 'Company'),
('mobile', 'Mobile Number'),
('email', 'Email Address'),
]
class ConfiguratorForm(forms.Form):
col1 = forms.TypedChoiceField(choices=COL_CHOICES, initial='first_name')
col2 = forms.TypedChoiceField(choices=COL_CHOICES, initial='first_name')
col3 = forms.TypedChoiceField(choices=COL_CHOICES, initial='first_name')
col4 = forms.TypedChoiceField(choices=COL_CHOICES, initial='first_name')
不是100%确定你的意思,我想我有一些阅读要做。我曾尝试清除数据,但是这只是给我一个错误'str'对象没有属性'值'。 – Prometheus
用表单更新问题。 – Prometheus
@Spike:如果你没有指定你如何做“尝试清理数据”,也不知道你试图清理什么数据,也不要发布回溯(提示:回溯是你的朋友,通常不只是读回溯足以知道 - 或者至少做出有教育的猜测 - 出了什么问题)。这也是一个不同的问题,所以我们不要在这里尝试解决它。 wrt /“pickable”你可以阅读Pickle包的(Python)文档。 –