Question

我很久没碰到过一个项目，并意识到我将我的django升级到版本1.11.12。试图重新运行项目（runserver）并找到几个过时的软件包（easy-thumbnails和psycopg2）。 Ran pip安装升级就可以了。现在，当我跑步时，我得到以下错误，似乎它来自我的模型？不确定它告诉我的是什么或正确的行动方案。也许当我升级到django 1.11时，我错过了另一个升级步骤？（自从我触及此代码以来，对不起已经很久了）

Unhandled exception in thread started by <function wrapper at 0x104ab2500>
Traceback (most recent call last):
  File "/usr/local/lib/python2.7/site-packages/django/utils/autoreload.py", line 228, in wrapper
    fn(*args, **kwargs)
  File "/usr/local/lib/python2.7/site-packages/django/core/management/commands/runserver.py", line 116, in inner_run
    autoreload.raise_last_exception()
  File "/usr/local/lib/python2.7/site-packages/django/utils/autoreload.py", line 251, in raise_last_exception
    six.reraise(*_exception)
  File "/usr/local/lib/python2.7/site-packages/django/utils/autoreload.py", line 228, in wrapper
    fn(*args, **kwargs)
  File "/usr/local/lib/python2.7/site-packages/django/__init__.py", line 27, in setup
    apps.populate(settings.INSTALLED_APPS)
  File "/usr/local/lib/python2.7/site-packages/django/apps/registry.py", line 108, in populate
    app_config.import_models()
  File "/usr/local/lib/python2.7/site-packages/django/apps/config.py", line 202, in import_models
    self.models_module = import_module(models_module_name)
  File "/usr/local/Cellar/python/2.7.11/Frameworks/Python.framework/Versions/2.7/lib/python2.7/importlib/__init__.py", line 37, in import_module
    __import__(name)
  File "/Users/shane.thomas/programming/sw_nga_site/swsite/models.py", line 12, in <module>
    from filer.fields.image import FilerImageField
  File "/usr/local/lib/python2.7/site-packages/filer/fields/image.py", line 4, in <module>
    from ..models import Image
  File "/usr/local/lib/python2.7/site-packages/filer/models/__init__.py", line 3, in <module>
    from .clipboardmodels import *  # flake8: noqa
  File "/usr/local/lib/python2.7/site-packages/filer/models/clipboardmodels.py", line 9, in <module>
    from . import filemodels
  File "/usr/local/lib/python2.7/site-packages/filer/models/filemodels.py", line 18, in <module>
    from .foldermodels import Folder
  File "/usr/local/lib/python2.7/site-packages/filer/models/foldermodels.py", line 240, in <module>
    mptt.register(Folder)
  File "/usr/local/lib/python2.7/site-packages/mptt/__init__.py", line 12, in register
    from mptt.models import MPTTModelBase
  File "/usr/local/lib/python2.7/site-packages/mptt/models.py", line 379, in <module>
    class MPTTModel(six.with_metaclass(MPTTModelBase, models.Model)):
  File "/usr/local/lib/python2.7/site-packages/django/utils/six.py", line 808, in __new__
    return meta(name, bases, d)
  File "/usr/local/lib/python2.7/site-packages/mptt/models.py", line 262, in __new__
    cls = super_new(meta, class_name, bases, class_dict)
  File "/usr/local/lib/python2.7/site-packages/django/db/models/base.py", line 162, in __new__
    new_class.add_to_class(obj_name, obj)
  File "/usr/local/lib/python2.7/site-packages/django/db/models/base.py", line 325, in add_to_class
    value.contribute_to_class(cls, name)
  File "/usr/local/lib/python2.7/site-packages/mptt/managers.py", line 81, in contribute_to_class
    super(TreeManager, self).contribute_to_class(model, name)
  File "/usr/local/lib/python2.7/site-packages/django/db/models/manager.py", line 120, in contribute_to_class
    setattr(model, name, ManagerDescriptor(self))
AttributeError: can't set attribute

在models / manager.py contribution_to_class中升级到django 1.11.12错误

0 个答案: