def get_arena_image(self, obj: BaseAttrDict):
badge_id = obj.arena.id<EOL>for i in self.constants.arenas:<EOL><INDENT>if i.id == badge_id:<EOL><INDENT>return '<STR_LIT>'.format(i.arena_id)<EOL><DEDENT><DEDENT>
Get the arena image URL

        Parameters
        ---------
        obj: official_api.models.BaseAttrDict
            An object that has the arena ID in ``.arena.id``
            Can be ``Profile`` for example.

        Returns None or str