WeChat.MiniProgram.Live.Role.delete_role

You're seeing just the function delete_role, go back to WeChat.MiniProgram.Live.Role module for more information.
Link to this function

delete_role(client, username, role)

Specs

解除成员角色 - 官方文档

调用此接口移除小程序直播成员的管理员、运营者和主播角色