How to create types for library model?

[nikitaSobolev2]

I'm trying to type Svg model from the package "wagtailsvg" but i'm getting errors

pip freeze

aiohttp==3.8.3
aioredis==1.3.1
aiosignal==1.3.1
aniso8601==7.0.0
anyascii==0.3.1
arrow==1.2.3
asgiref==3.5.2
async-timeout==4.0.2
attrs==22.1.0
autobahn==22.7.1
Automat==22.10.0
beautifulsoup4==4.9.3
binaryornot==0.4.4
black==22.10.0
certifi==2022.9.24
cffi==1.15.1
channels==3.0.5
channels-redis==3.3.0
chardet==5.0.0
charset-normalizer==2.1.1
click==8.1.3
cmake==3.24.3
colorama==0.4.6
constantly==15.1.0
cookiecutter==2.1.1
cryptography==38.0.3
cssselect2==0.7.0
daphne==3.0.2
Django==3.2
django-classy-tags==3.0.1
django-cogwheels==0.3
django-cors-headers==3.13.0
django-filter==21.1
django-formtools==2.4
django-js-asset==2.0.0
django-modelcluster==6.0
django-mptt==0.14.0
django-nextjs==2.2.1
django-permissionedforms==0.1
django-polymorphic==3.1.0
django-sekizai==4.0.0
django-taggit==2.1.0
django-treebeard==4.5.1
djangorestframework==3.14.0
draftjs-exporter==2.1.7
drfpasswordless==1.5.8
easy-thumbnails==2.8.3
et-xmlfile==1.1.0
frozenlist==1.3.3
graphene==2.1.9
graphene-django==2.15.0
graphql-core==2.3.2
graphql-relay==2.0.1
graphql-ws==0.4.4
gunicorn==20.1.0
hiredis==2.0.0
html5lib==1.1
hyperlink==21.0.0
idna==3.4
incremental==22.10.0
Jinja2==3.1.2
jinja2-time==0.2.0
l18n==2021.3
lxml==4.9.1
MarkupSafe==2.1.1
msgpack==1.0.4
multidict==6.0.2
mypy-extensions==0.4.3
mysqlclient==2.1.1
openpyxl==3.0.10
pathspec==0.10.2
Pillow==9.2.0
platformdirs==2.5.4
promise==2.3
pyasn1==0.4.8
pyasn1-modules==0.2.8
pycparser==2.21
PyJWT==2.5.0
pyOpenSSL==22.1.0
python-dateutil==2.8.2
python-slugify==6.1.2
pytz==2022.4
PyYAML==6.0
reportlab==3.6.11
requests==2.28.1
Rx==1.6.1
service-identity==21.1.0
singledispatch==3.7.0
six==1.16.0
soupsieve==2.3.2.post1
sqlparse==0.4.3
svglib==1.4.1
tablib==3.2.1
telepath==0.3
text-unidecode==1.3
tinycss2==1.2.1
tomli==2.0.1
twilio==7.14.2
Twisted==22.10.0
txaio==22.2.1
typing_extensions==4.4.0
tzdata==2022.4
Unidecode==1.1.2
urllib3==1.26.12
wagtail==4.1.1
wagtail-generic-chooser==0.4
wagtail-grapple==0.18.0
wagtail-headless-preview==0.4.0
wagtail-new-instance-selector==3.0.5
wagtailmedia==0.12.0
wagtailsvg==0.0.35
webencodings==0.5.1
websockets==10.4
Willow==1.4.1
xlrd==2.0.1
XlsxWriter==3.0.3
xlwt==1.3.0
yarl==1.8.1
zope.interface==5.5.1

core/schema.py

from graphene_django import DjangoObjectType
from wagtailsvg.models import Svg


class SvgObjectType(DjangoObjectType):
    class Meta:
        model = Svg

core/models.py

@register_setting
class MainContentSettings(BaseSetting):
    ...
    graphql_fields = [
            GraphQLForeignKey('logo', content_type=SvgObjectType),
            ...
    ]
    ...

so the error is

Error traceback

Traceback (most recent call last):
  File "C:\Program Files\Python310\lib\threading.py", line 1009, in _bootstrap_inner
    self.run()
  File "C:\Program Files\Python310\lib\threading.py", line 946, in run
    self._target(*self._args, **self._kwargs)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\utils\autoreload.py", line 64, in wrapper
    fn(*args, **kwargs)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\core\management\commands\runserver.py", line 110, in inner_run
    autoreload.raise_last_exception()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\utils\autoreload.py", line 87, in raise_last_exception
    raise _exception[1]
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\core\management\__init__.py", line 375, in execute
    autoreload.check_errors(django.setup)()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\utils\autoreload.py", line 64, in wrapper
    fn(*args, **kwargs)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\__init__.py", line 24, in setup
    apps.populate(settings.INSTALLED_APPS)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\apps\registry.py", line 114, in populate
    app_config.import_models()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\apps\config.py", line 301, in import_models
    self.models_module = import_module(models_module_name)
  File "C:\Program Files\Python310\lib\importlib\__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1006, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 688, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 883, in exec_module
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
  File "D:\pythonProjects\izhgtuSite\core\models.py", line 11, in <module>
    from core.schema import SvgObjectType
  File "D:\pythonProjects\izhgtuSite\core\schema.py", line 6, in <module>
    class SvgObjectType(DjangoObjectType):
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\utils\subclass_with_meta.py", line 52, in __init_subclass__
    super_class.__init_subclass_with_meta__(**options)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene_django\types.py", line 227, in __init_subclass_with_meta__
    construct_fields(model, registry, fields, exclude, convert_choices_to_enum),
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene_django\types.py", line 63, in construct_fields
    converted = convert_django_field_with_choices(
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene_django\converter.py", line 113, in convert_django_field_with_choices
    converted = convert_django_field(field, registry)
  File "C:\Program Files\Python310\lib\functools.py", line 889, in wrapper
    return dispatch(args[0].__class__)(*args, **kw)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene_django\converter.py", line 250, in convert_field_to_djangomodel
    model = field.related_model
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\utils\functional.py", line 48, in __get__
    res = instance.__dict__[self.name] = self.func(instance)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\db\models\fields\related.py", line 95, in related_model
    apps.check_models_ready()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\apps\registry.py", line 141, in check_models_ready
    raise AppRegistryNotReady("Models aren't loaded yet.")
django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet.

I also tried using a different method but got errors again

core/schema.py

import graphene
from wagtailsvg.models import Svg

class SvgObjectType(graphene.ObjectType):
    id = graphene.Int(required=True)
    title = graphene.String(required=True)
    file = graphene.String(required=True)
    width = graphene.Int(required=True)
    height = graphene.Int(required=True)
    focal_point_x = graphene.Int(required=True)
    focal_point_y = graphene.Int(required=True)
    focal_point_width = graphene.Int(required=True)
    focal_point_height = graphene.Int(required=True)
    file_size = graphene.Int(required=True)
    created_at = graphene.DateTime(required=True)
    updated_at = graphene.DateTime(required=True)

    class Meta:
        model = Svg
    ...

Error

Traceback

File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene_django\settings.py", line 80, in import_from_string
    module = importlib.import_module(module_path)
  File "C:\Program Files\Python310\lib\importlib\__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1006, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 688, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 883, in exec_module
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\grapple\schema.py", line 88, in <module>
    schema = create_schema()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\grapple\schema.py", line 79, in create_schema
    return graphene.Schema(
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\schema.py", line 78, in __init__
    self.build_typemap()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\schema.py", line 167, in build_typemap
    self._type_map = TypeMap(
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 80, in __init__
    super(TypeMap, self).__init__(types)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\typemap.py", line 31, in __init__
    self.update(reduce(self.reducer, types, OrderedDict()))  # type: ignore
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 117, in graphene_reducer
    return GraphQLTypeMap.reducer(map, internal_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\typemap.py", line 109, in reducer
    field_map = type_.fields
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\pyutils\cached_property.py", line 22, in __get__
    value = obj.__dict__[self.func.__name__] = self.func(obj)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 198, in fields
    return define_field_map(self, self._fields)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 212, in define_field_map
    field_map = field_map()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 275, in construct_fields_for_type
    map = self.reducer(map, field.type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 93, in graphene_reducer
    return self.reducer(map, type.of_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 93, in graphene_reducer
    return self.reducer(map, type.of_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 93, in graphene_reducer
    return self.reducer(map, type.of_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 117, in graphene_reducer
    return GraphQLTypeMap.reducer(map, internal_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\typemap.py", line 99, in reducer
    for t in type_.types:
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\pyutils\cached_property.py", line 22, in __get__
    value = obj.__dict__[self.func.__name__] = self.func(obj)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 429, in types
    return define_types(self, self._types)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 440, in define_types
    types = types()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 249, in types
    self.graphene_reducer(map, objecttype)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 117, in graphene_reducer
    return GraphQLTypeMap.reducer(map, internal_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\typemap.py", line 109, in reducer
    field_map = type_.fields
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\pyutils\cached_property.py", line 22, in __get__
    value = obj.__dict__[self.func.__name__] = self.func(obj)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 198, in fields
    return define_field_map(self, self._fields)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 212, in define_field_map
    field_map = field_map()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 275, in construct_fields_for_type
    map = self.reducer(map, field.type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 117, in graphene_reducer
    return GraphQLTypeMap.reducer(map, internal_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\typemap.py", line 109, in reducer
    field_map = type_.fields
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\pyutils\cached_property.py", line 22, in __get__
    value = obj.__dict__[self.func.__name__] = self.func(obj)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 198, in fields
    return define_field_map(self, self._fields)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 212, in define_field_map
    field_map = field_map()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 275, in construct_fields_for_type
    map = self.reducer(map, field.type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 93, in graphene_reducer
    return self.reducer(map, type.of_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 93, in graphene_reducer
    return self.reducer(map, type.of_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 93, in graphene_reducer
    return self.reducer(map, type.of_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 117, in graphene_reducer
    return GraphQLTypeMap.reducer(map, internal_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\typemap.py", line 109, in reducer
    field_map = type_.fields
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\pyutils\cached_property.py", line 22, in __get__
    value = obj.__dict__[self.func.__name__] = self.func(obj)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 198, in fields
    return define_field_map(self, self._fields)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 212, in define_field_map
    field_map = field_map()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 275, in construct_fields_for_type
    map = self.reducer(map, field.type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 88, in reducer
    return self.graphene_reducer(map, type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 117, in graphene_reducer
    return GraphQLTypeMap.reducer(map, internal_type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\typemap.py", line 109, in reducer
    field_map = type_.fields
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\pyutils\cached_property.py", line 22, in __get__
    value = obj.__dict__[self.func.__name__] = self.func(obj)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 198, in fields
    return define_field_map(self, self._fields)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql\type\definition.py", line 212, in define_field_map
    field_map = field_map()
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 276, in construct_fields_for_type
    field_type = self.get_field_type(map, field.type)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene\types\typemap.py", line 337, in get_field_type
    return map.get(type._meta.name)
AttributeError: 'NoneType' object has no attribute '_meta'. Did you mean: '_fields'?

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\channels\routing.py", line 28, in get_default_application
    module = importlib.import_module(path)
  File "C:\Program Files\Python310\lib\importlib\__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1006, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 688, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 883, in exec_module
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql_ws\django\routing.py", line 7, in <module>
    from .consumers import GraphQLSubscriptionConsumer
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql_ws\django\consumers.py", line 6, in <module>
    from .subscriptions import subscription_server
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphql_ws\django\subscriptions.py", line 39, in <module>
    subscription_server = ChannelsSubscriptionServer(schema=graphene_settings.SCHEMA)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene_django\settings.py", line 127, in __getattr__
    val = perform_import(val, attr)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene_django\settings.py", line 66, in perform_import
    return import_from_string(val, setting_name)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\graphene_django\settings.py", line 89, in import_from_string
    raise ImportError(msg)
ImportError: Could not import 'grapple.schema.schema' for Graphene setting 'SCHEMA'. AttributeError: 'NoneType' object has no attribute '_meta'.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Program Files\Python310\lib\threading.py", line 1009, in _bootstrap_inner
    self.run()
  File "C:\Program Files\Python310\lib\threading.py", line 946, in run
    self._target(*self._args, **self._kwargs)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\django\utils\autoreload.py", line 64, in wrapper
    fn(*args, **kwargs)
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\channels\management\commands\runserver.py", line 107, in inner_run
    application=self.get_application(options),
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\channels\management\commands\runserver.py", line 132, in get_application
    return StaticFilesWrapper(get_default_application())
  File "D:\pythonProjects\izhgtuSite\venv\lib\site-packages\channels\routing.py", line 30, in get_default_application
    raise ImproperlyConfigured("Cannot import ASGI_APPLICATION module %r" % path)
django.core.exceptions.ImproperlyConfigured: Cannot import ASGI_APPLICATION module 'graphql_ws.django.routing'

What can I do to fix errors or type package model?

[nikitaSobolev2]

So the answer is to create a subclass and use it instead

models.py

class TypedSvg(Svg) :
    graphql_fields = [... ]

    class Meta:
        proxy = True  #  most important