Number of new messages in the Mailbox .
def get_recent_message_count() -> int: ...
recent_message_count = property(get_recent_message_count, None)
This property contains the number of new messages that are in the mailbox. The class fills out message_count, recent_message_count, and mailbox_flags after connecting to the mail_server and selecting or examining a mailbox.
This property is read-only.