AttributeError: модуль 'django.db.models' не имеет атрибута 'SubfieldBase'

Я пытаюсь запустить приложение, изначально созданное с использованием python 3.6 и django 1.11, с помощью python 3.7 и django 2.2.

Теперь у меня возникают проблемы при запуске сервера django:

python manage.py runserver

Exception in thread Thread-1:
Traceback (most recent call last):
  File "/opt/python/lib/python3.7/threading.py", line 926, in _bootstrap_inner
    self.run()
  File "/opt/python/lib/python3.7/threading.py", line 870, in run
    self._target(*self._args, **self._kwargs)
  File "/srv/work/miettinj/tandt_putki/python/django/tandt/python-3.7-django-*/lib/python3.7/site-packages/django/utils/autoreload.py", line 54, in wrapper
    fn(*args, **kwargs)
  File "/srv/work/miettinj/tandt_putki/python/django/tandt/python-3.7-django-*/lib/python3.7/site-packages/django/core/management/commands/runserver.py", line 109, in inner_run
    autoreload.raise_last_exception()
  File "/srv/work/miettinj/tandt_putki/python/django/tandt/python-3.7-django-*/lib/python3.7/site-packages/django/utils/autoreload.py", line 77, in raise_last_exception
    raise _exception[0](_exception[1]).with_traceback(_exception[2])
  File "/srv/work/miettinj/tandt_putki/python/django/tandt/python-3.7-django-*/lib/python3.7/site-packages/django/utils/autoreload.py", line 54, in wrapper
    fn(*args, **kwargs)
  File "/srv/work/miettinj/tandt_putki/python/django/tandt/python-3.7-django-*/lib/python3.7/site-packages/django/__init__.py", line 24, in setup
    apps.populate(settings.INSTALLED_APPS)
  File "/srv/work/miettinj/tandt_putki/python/django/tandt/python-3.7-django-*/lib/python3.7/site-packages/django/apps/registry.py", line 114, in populate
    app_config.import_models()
  File "/srv/work/miettinj/tandt_putki/python/django/tandt/python-3.7-django-*/lib/python3.7/site-packages/django/apps/config.py", line 211, in import_models
    self.models_module = import_module(models_module_name)
  File "/srv/work/miettinj/tandt_putki/python/django/tandt/python-3.7-django-*/lib/python3.7/importlib/__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1006, in _gcd_import
  File "<frozen importlib._bootstrap>", line 983, in _find_and_load
  File "<frozen importlib._bootstrap>", line 967, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 677, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 728, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/srv/work/miettinj/tandt_putki/python/django/tandt/tandt/models.py", line 20, in <module>
    from select_multiple_field.models import SelectMultipleField
  File "/srv/work/miettinj/tandt_putki/python/django/tandt/python-3.7-django-*/lib/python3.7/site-packages/select_multiple_field/models.py", line 20, in <module>
    class SelectMultipleField(six.with_metaclass(models.SubfieldBase,
AttributeError: module 'django.db.models' has no attribute 'SubfieldBase'

my virtualenv:

(python-3.7-django-*) miettinj@ramen:~/tandt_putki/python/django/tandt> pip freeze
adal==1.2.7
aniso8601==7.0.0
anyascii==0.3.1
asgiref==3.6.0
azure-core==1.26.2
backports.zoneinfo==0.2.1
bcrypt==4.0.1
beautifulsoup4==4.11.1
bleach==6.0.0
certifi==2022.12.7
cffi==1.15.1
chardet==5.1.0
charset-normalizer==3.0.1
cryptography==39.0.0
Django==2.2
django-auth-ldap==4.1.0
django-ckeditor==6.3.2
django-contrib-comments==2.2.0
django-cors-headers==3.11.0
django-debug-toolbar==3.2.4
django-filter==21.1
django-jinja==2.10.2
django-js-asset==2.0.0
django-modelcluster==6.0
django-multiselectfield==0.1.12
django-select-multiple-field==0.4.2
django-storages==1.12.3
django-taggit==2.1.0
django-tinymce==3.5.0
django-treebeard==4.5.1
django-utils-six==2.0
djangorestframework==3.13.1
draftjs-exporter==5.0.0
enum34==1.1.10
et-xmlfile==1.1.0
filebrowser-safe==1.1.1
future==0.18.3
futures==3.0.5
graphene==2.1.8
graphene-django==2.0.0
graphql-core==2.3.2
graphql-relay==2.0.1
grappelli-safe==1.1.1
highlightext==0.3.3
html5lib==1.1
httplib2==0.21.0
idna==3.4
ipaddress==1.0.23
iso8601==1.1.0
isodate==0.6.1
Jinja2==3.1.2
l18n==2021.3
libvoikko==4.1.1.8
lxml==4.9.2
MarkupSafe==2.1.2
Mezzanine==6.0.0
msrest==0.7.1
msrestazure==0.6.4
oauthlib==3.2.2
object-listing==0.2.2
openpyxl==3.0.10
packaging==23.0
paramiko==3.0.0
Pillow==9.4.0
promise==2.3
psycopg2==2.9.5
pyasn1==0.4.8
pyasn1-modules==0.2.8
pycparser==2.21
PyJWT==2.6.0
PyNaCl==1.5.0
pyparsing==3.0.9
pysolr==3.9.0
python-dateutil==2.8.2
python-json-logger==2.0.4
python-ldap==3.4.3
pytz==2022.7.1
pytz-deprecation-shim==0.1.0.post0
requests==2.28.2
requests-oauthlib==1.3.1
Rx==1.6.3
singledispatch==4.0.0
six==1.16.0
soupsieve==2.3.2.post1
sqlparse==0.4.3
statfi==0.6
statfi-paginator==0.4
statfi-search==1.14
statfi.django.ad==0.12
statfi.django.base==0.6.1
statfi.logging==0.2.1
tablib==3.3.0
telepath==0.3
text-unidecode==1.3
tinycss2==1.1.1
typing_extensions==4.4.0
tzdata==2022.7
tzlocal==4.2
urllib3==1.26.14
voikko==0.5
webencodings==0.5.1
whitenoise==6.3.0
Willow==1.4.1
xlrd==2.0.1
XlsxWriter==3.0.7
xlwt==1.3.0

Полагаю, мне следует изменить следующее в моем models.py

from select_multiple_field.models import SelectMultipleField

или изменить что-то в моей виртуальной среде, jos не знает что

Вернуться на верх