Изменены импорты

maxapi/types/attachments/buttons/__init__.py

@@ -3,13 +3,17 @@ from typing import Union
 from .callback_button import CallbackButton
 from .chat_button import ChatButton
 from .link_button import LinkButton
-from .request_contact import RequestContact
+from .request_contact import RequestContactButton
 from .request_geo_location_button import RequestGeoLocationButton
+from .message_button import MessageButton
+from .open_app_button import OpenAppButton
 
 InlineButtonUnion = Union[
     CallbackButton,
     ChatButton,
     LinkButton,
-    RequestContact,
-    RequestGeoLocationButton
+    RequestContactButton,
+    RequestGeoLocationButton,
+    MessageButton,
+    OpenAppButton
 ]