zulip-bots: Replace `ExternalBotHandler` type by `BotHandler`.
The functions `extract_query_without_mention` and
`is_private_message_but_not_group_pm` now accept `BotHandler`
instead of `ExternalBotHandler` which allows passing objects of both
`EmbeddedBotHandler` and `ExternalBotHandler`.
Fixes
@@ -295,7 +295,7 @@ class ExternalBotHandler:
sys.exit(message)
-def extract_query_without_mention(message: Dict[str, Any], client: ExternalBotHandler) -> Optional[str]:
+def extract_query_without_mention(message: Dict[str, Any], client: BotHandler) -> Optional[str]:
"""
If the bot is the first @mention in the message, then this function returns
the stripped message with the bot's @mention removed. Otherwise, it returns None.
@@ -314,7 +314,7 @@ def extract_query_without_mention(message: Dict[str, Any], client: ExternalBotHa
return None
-def is_private_message_but_not_group_pm(message_dict: Dict[str, Any], current_user: ExternalBotHandler) -> bool:
+def is_private_message_but_not_group_pm(message_dict: Dict[str, Any], current_user: BotHandler) -> bool:
"""
Checks whether a message dict represents a PM from another user.
