LimitOffsetPagination: Changed the check of data type to try-catch in get_count method to isinstance method

rest_framework/pagination.py

@@ -8,6 +8,7 @@ from urllib import parse
 
 from django.core.paginator import InvalidPage
 from django.core.paginator import Paginator as DjangoPaginator
+from django.db.models.query import QuerySet
 from django.template import loader
 from django.utils.encoding import force_str
 from django.utils.translation import gettext_lazy as _
@@ -522,9 +523,9 @@ class LimitOffsetPagination(BasePagination):
         """
         Determine an object count, supporting either querysets or regular lists.
         """
-        try:
+        if isinstance(queryset, QuerySet):
             return queryset.count()
-        except (AttributeError, TypeError):
+        else:
             return len(queryset)
 
     def get_schema_fields(self, view):