I am creating CRUD APIs so in this question i am asking about the Get all
data of user using below code in view.py file where i am using
user.objects.all() but it is showing me error(mentioned below): i need
suggestions or help to solve this i have also created a Manager file for
this user [ all files are added in this question ]. how can i fetch all the
user data from data base using query set.
*Error of the Code:*
Internal Server Error: /wijungleapp/user/ Traceback (most recent call
last): File "C:\Users\Mukul
Verma\AppData\Local\Programs\Python\Python310\lib\site-packages\django\core\handlers\exception.py",
line 55, in inner response = get_response(request) File "C:\Users\Mukul
Verma\AppData\Local\Programs\Python\Python310\lib\site-packages\django\core\handlers\base.py",
line 197, in _get_response response = wrapped_callback(request,
*callback_args, **callback_kwargs) File "C:\Users\Mukul
Verma\AppData\Local\Programs\Python\Python310\lib\site-packages\django\views\decorators\csrf.py",
line 54, in wrapped_view return view_func(*args, **kwargs) File
"C:\Users\Mukul
Verma\AppData\Local\Programs\Python\Python310\lib\site-packages\django\views\generic\base.py",
line 84, in view return self.dispatch(request, *args, **kwargs) File
"C:\Users\Mukul
Verma\AppData\Local\Programs\Python\Python310\lib\site-packages\rest_framework\views.py",
line 509, in dispatch response = self.handle_exception(exc) File
"C:\Users\Mukul
Verma\AppData\Local\Programs\Python\Python310\lib\site-packages\rest_framework\views.py",
line 469, in handle_exception self.raise_uncaught_exception(exc) File
"C:\Users\Mukul
Verma\AppData\Local\Programs\Python\Python310\lib\site-packages\rest_framework\views.py",
line 480, in raise_uncaught_exception raise exc File "C:\Users\Mukul
Verma\AppData\Local\Programs\Python\Python310\lib\site-packages\rest_framework\views.py",
line 506, in dispatch response = handler(request, *args, **kwargs) File
"C:\WiJungleEps\wijungleapp\views.py", line 60, in get queryset =
User.object.all() AttributeError: type object 'User' has no attribute
'object'
*view.py*
class User(APIView):
def get(self, request):
queryset = User.objects.all()
serializer = UserDetails(queryset, many=True)
return Response(serializer.data)
*serializer.py*
class UserDetails(serializers.ModelSerializer):
class Meta:
model = User
fields = ['username', 'password', 'hardware_id',
'created_by']
*User Model:*
from django.db import models
from django.contrib.auth.models import AbstractBaseUser
from wijungleapp.Manager import UserManager
class User(AbstractBaseUser):
username = models.CharField(max_length=100, verbose_name="username",
unique=True)
password = models.CharField(max_length=100)
hardware_id = models.CharField(max_length=150, null=True)
created_by = models.DateField(verbose_name="created_by", auto_now_add=True)
USERNAME_FIELD = "username"
REQUIRED_FIELDS = ['password', 'hardware_id'] is_active =
models.BooleanField(default=True)
is_admin = models.BooleanField(default=False)
is_role_vendor = models.BooleanField(default=False)
is_role_customer = models.BooleanField(default=True)
def __str__(self):
return self.username
def has_perm(self, perm, obj=None): "Does the user have a specific
permission?"
# Simplest possible answer: Yes, always
return True
def has_module_perms(self, app_label):
"Does the user have permissions to view the app `app_label`?" # Simplest
possible answer: Yes, always
return True
def is_staff(self): "Is the user a member of staff?" # Simplest possible
answer: All admins are staff
return self.is_admin
object = UserManager()
*manager.py*
from django.contrib.auth.models import BaseUserManager
class UserManager(BaseUserManager):
def create_user(self, username, password=None, password2=None,
hardware_id=None):
if not username:
raise ValueError("UserName is Required !!!") user =
self.model( username=username, ) user.set_password(password)
user.save(using=self._db)
return user
# Create Super User Here
def create_superuser(self, username, password, hardware_id):
user = self.create_user( username=username,
password=password, hardware_id=hardware_id, )
user.is_admin = True user.save(using=self._db)
return user
Link of Stack Overflow i had mentioned here too:
https://stackoverflow.com/questions/72443954/facing-issue-in-queryset-while-creating-crud-api-in-django-for-user-model-inheri
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