fix(dota.py): 修复 party_size 为 None 时序列化报错的问题

修复 party_size 为 None 时序列化报错的问题

Signed-off-by: Ching <loooching@gmail.com>

dota.py

@@ -213,7 +213,9 @@ def serialize_match_for_discord(match_):
       is_radiant = player['is_radiant']
       break
   win = is_radiant == match_['radiant_win']
-  if match_['party_size'] > 1:
+  if not match_['party_size']:
+    summary = f"??黑 {match_['duration']}"
+  elif match_['party_size'] > 1:
     summary = f"{match_['party_size']}黑 {match_['duration']}"
   else:
     summary = f"单排 {match_['duration']}"