Fixed type hint in turn_context.py (microsoft#2147)

Nikita-Gz · tracyboehrer · web-flow · commit 1e5102b2e4b7 · 2024-09-10T14:38:03.000-05:00
Previous type hint implied that send_activity will always return ResourceResponse, meanwhile it can also return None

Co-authored-by: tracyboehrer &lt;tracyboehrer@users.noreply.github.com&gt;
diff --git a/libraries/botbuilder-core/botbuilder/core/turn_context.py b/libraries/botbuilder-core/botbuilder/core/turn_context.py
@@ -158,7 +158,7 @@ async def send_activity(
         activity_or_text: Union[Activity, str],
         speak: str = None,
         input_hint: str = None,
-    ) -> ResourceResponse:
+    ) -> Union[ResourceResponse, None]:
         """
         Sends a single activity or message to the user.
         :param activity_or_text:
