.

rad/filters.py

@@ -0,0 +1,19 @@
+
+import django_filters
+
+
+from django.contrib.auth.models import User
+
+class UserListFilter(django_filters.FilterSet):
+
+    userprofile__grade = django_filters.CharFilter(label="Grade")
+
+    class Meta:
+        model= User
+        fields = { 
+            "username": ["contains"], "email": ["contains"], "userprofile__grade": ["exact"]
+         }
+    
+    #def __init__(self, data=None, queryset=None, *, request=None, prefix=None):
+    #    super().__init__(data, queryset, request=request, prefix=prefix)
+    #    self.filters["userprofile__grade"].label == "Grade"