+ def _bt_can_seek_ns_from_origin_from_native(self, ns_from_origin):
+ # Here, we mimic the behavior of the C API:
+ #
+ # - If the iterator has a _user_can_seek_ns_from_origin method,
+ # call it and use its return value.
+ # - Otherwise, if there is a `_user_seek_ns_from_origin` method,
+ # we presume it's possible.
+ # - Otherwise, check if we can seek to beginning (which allows us to
+ # seek to beginning and then fast forward - aka auto-seek).
+ if hasattr(self, '_user_can_seek_ns_from_origin'):
+ can_seek_ns_from_origin = self._user_can_seek_ns_from_origin(ns_from_origin)
+ utils._check_bool(can_seek_ns_from_origin)
+ return can_seek_ns_from_origin
+ elif hasattr(self, '_user_seek_ns_from_origin'):
+ return True
+ else:
+ return self._bt_can_seek_beginning_from_native()
+
+ def _bt_seek_ns_from_origin_from_native(self, ns_from_origin):
+ self._user_seek_ns_from_origin(ns_from_origin)
+