more type checking imports

wiki_postbot/interfaces/mediawiki.py

@@ -13,11 +13,19 @@ from wiki_postbot.actions import Result
 from wiki_postbot.logger import init_logger
 from datetime import datetime
 import requests
-from discord.message import Message, Embed
+
 import pdb
 
 if TYPE_CHECKING:
-    from wiki_postbot.clients.slack import SlackMessage
+    try:
+        from wiki_postbot.clients.slack import SlackMessage
+    except ImportError:
+        SlackMessage = None
+    try:
+        from discord.message import Message, Embed
+    except ImportError:
+        Message = None
+        Embed = None
 
 # creds = Mediawiki_Creds.from_json('mediawiki_creds.json')
 
@@ -153,7 +161,7 @@ class Wiki:
             )
         return result
 
-    def handle_discord(self, msg:Message) -> Result:
+    def handle_discord(self, msg:'Message') -> Result:
         """
         Not being precious about this, just implementing
         and will worry about generality later!