EmailUsersCourseData# class EmailUsersCourseData[source]# Input data required for the Course::EmailUsers operation. subject: str# The subject of the email body: str# The plain text body of the email email_all_users: bool# Email all users of the course except those specified in usernames. If false we will email only the users specified in usernames. users: Sequence[UserInput]# The usernames of the users to email (or not to email, depending on the value of email_all_users).