sonar issue

guardian/serializers.py

@@ -95,12 +95,8 @@ class CreateGuardianSerializer(serializers.ModelSerializer):
             """Save first and last name of guardian"""
             if self.context.get('first_name') != '' and self.context.get('first_name') is not None:
                 user.first_name = self.context.get('first_name')
-            else:
-                user.first_name = user.first_name
             if self.context.get('last_name') != '' and self.context.get('last_name') is not None:
                 user.last_name = self.context.get('last_name')
-            else:
-                user.last_name = user.last_name
             user.save()
         """Create guardian data"""
         guardian, created = Guardian.objects.get_or_create(user=self.context['user'])