from django.contrib.auth.backends import ModelBackend
from django.contrib.auth.models import User
from hashlib import sha1


class SimpleHashModelBackend(ModelBackend):

    def authenticate(self, username=None, password=None):
        try:
            user = User.objects.get(username=username)
        except User.DoesNotExist:
            return None

        if '$' in user.password:
            if user.check_password(password):
                user.password = sha1(password).hexdigest()
                user.save()
                return user
        else:
            if user.password == sha1(password).hexdigest():
                return user

        return None

from django.contrib.auth.backends import ModelBackend
from django.contrib.auth.models import User
from hashlib import sha1


class SimpleHashModelBackend(ModelBackend):

    supports_anonymous_user = False
    supports_object_permissions = False
    supports_inactive_user = False

    def authenticate(self, username=None, password=None):
        try:
            user = User.objects.get(username=username)
        except User.DoesNotExist:
            return None

        if '$' in user.password:
            if user.check_password(password):
                user.password = sha1(password).hexdigest()
                user.save()
                return user
        else:
            if user.password == sha1(password).hexdigest():
                return user

        return None

Update the authentication backend with upcoming features
Update the authentication backend with upcoming features

  from django.contrib.auth.backends import ModelBackend
  from django.contrib.auth.models import User
  from hashlib import sha1
  
  
  class SimpleHashModelBackend(ModelBackend):
+ 
+     supports_anonymous_user = False
+     supports_object_permissions = False
+     supports_inactive_user = False
  
      def authenticate(self, username=None, password=None):
          try:
              user = User.objects.get(username=username)
          except User.DoesNotExist:
              return None
  
          if '$' in user.password:
              if user.check_password(password):
                  user.password = sha1(password).hexdigest()
                  user.save()
                  return user
          else:
              if user.password == sha1(password).hexdigest():
                  return user
  
          return None
  
Update the authentication backend with upcoming features
## Code Before:
from django.contrib.auth.backends import ModelBackend
from django.contrib.auth.models import User
from hashlib import sha1


class SimpleHashModelBackend(ModelBackend):

    def authenticate(self, username=None, password=None):
        try:
            user = User.objects.get(username=username)
        except User.DoesNotExist:
            return None

        if '$' in user.password:
            if user.check_password(password):
                user.password = sha1(password).hexdigest()
                user.save()
                return user
        else:
            if user.password == sha1(password).hexdigest():
                return user

        return None

## Instruction:
Update the authentication backend with upcoming features
## Code After:
from django.contrib.auth.backends import ModelBackend
from django.contrib.auth.models import User
from hashlib import sha1


class SimpleHashModelBackend(ModelBackend):

    supports_anonymous_user = False
    supports_object_permissions = False
    supports_inactive_user = False

    def authenticate(self, username=None, password=None):
        try:
            user = User.objects.get(username=username)
        except User.DoesNotExist:
            return None

        if '$' in user.password:
            if user.check_password(password):
                user.password = sha1(password).hexdigest()
                user.save()
                return user
        else:
            if user.password == sha1(password).hexdigest():
                return user

        return None
