2 files changed, 16 insertions, 4 deletions
diff --git a/searx/enginelib/__init__.py b/searx/enginelib/__init__.py
index 00962e215..fd3019e6c 100644
--- a/searx/enginelib/__init__.py
+++ b/searx/enginelib/__init__.py
@@ -17,7 +17,7 @@
 
 
 from __future__ import annotations
-from typing import Union, Dict, List, Callable, TYPE_CHECKING
+from typing import List, Callable, TYPE_CHECKING
 
 if TYPE_CHECKING:
     from searx.enginelib import traits
@@ -134,3 +134,15 @@ class Engine:  # pylint: disable=too-few-public-methods
           require_api_key: true
           results: HTML
     """
+
+    using_tor_proxy: bool
+    """Using tor proxy (``true``) or not (``false``) for this engine."""
+
+    send_accept_language_header: bool
+    """When this option is activated, the language (locale) that is selected by
+    the user is used to build and send a ``Accept-Language`` header in the
+    request to the origin search engine."""
+
+    tokens: List[str]
+    """A list of secret tokens to make this engine *private*, more details see
+    :ref:`private engines`."""
diff --git a/searx/enginelib/traits.py b/searx/enginelib/traits.py
index ae27d46f1..8a7356ce2 100644
--- a/searx/enginelib/traits.py
+++ b/searx/enginelib/traits.py
@@ -13,6 +13,7 @@ used.
 from __future__ import annotations
 import json
 import dataclasses
+import types
 from typing import Dict, Iterable, Union, Callable, Optional, TYPE_CHECKING
 from typing_extensions import Literal, Self
 
@@ -82,8 +83,7 @@ class EngineTraits:
     """
 
     custom: Dict[str, Union[Dict[str, Dict], Iterable[str]]] = dataclasses.field(default_factory=dict)
-    """A place to store engine's custom traits, not related to the SearXNG core
-
+    """A place to store engine's custom traits, not related to the SearXNG core.
     """
 
     def get_language(self, searxng_locale: str, default=None):
@@ -228,7 +228,7 @@ class EngineTraitsMap(Dict[str, EngineTraits]):
 
         return obj
 
-    def set_traits(self, engine: Engine):
+    def set_traits(self, engine: Engine | types.ModuleType):
         """Set traits in a :py:obj:`Engine` namespace.
 
         :param engine: engine instance build by :py:func:`searx.engines.load_engine`