Update delete scores command.

data/highscores_data.py

@@ -57,6 +57,18 @@ class HighscoresData:
         guild: Guild = Guild(guild_id)
         self._guild_map[guild_id] = guild
 
+    def get_guild(self, guild_id: int) -> Guild:
+        """
+        Getter for Guild object that corresponds with the guild_id.
+
+        Args:
+            guild_id (int): id of Guild to retrieve.
+
+        Returns:
+            Guild: Guild object for guild_id
+        """
+        return self._guild_map[guild_id]
+
     def remove_guild(self, guild_id: int) -> None:
         """
         Removes a guild's data from object. Saves backup.