[commands] Add attr and parameter "argument" to BadInviteArgument

discord/ext/commands/converter.py

@@ -663,7 +663,7 @@ class InviteConverter(Converter[discord.Invite]):
             invite = await ctx.bot.fetch_invite(argument)
             return invite
         except Exception as exc:
-            raise BadInviteArgument() from exc
+            raise BadInviteArgument(argument) from exc
 
 
 class GuildConverter(IDConverter[discord.Guild]):

discord/ext/commands/errors.py

@@ -377,8 +377,9 @@ class BadInviteArgument(BadArgument):
 
     .. versionadded:: 1.5
     """
-    def __init__(self):
-        super().__init__('Invite is invalid or expired.')
+    def __init__(self, argument):
+        self.argument = argument
+        super().__init__(f'Invite "{argument}" is invalid or expired.')
 
 class EmojiNotFound(BadArgument):
     """Exception raised when the bot can not find the emoji.