Terry J. Reedy added the comment:
I presume you mean the mailbox parameter of imaplib.IMAP.select().
https://docs.python.org/3/library/imaplib.html#imaplib.IMAP4.select
IMAP4.select(mailbox='INBOX', readonly=False)
Select a mailbox. Returned data is the count of messages in mailbox (EXIST
New submission from Matthew H. McKenzie :
A mailbox (folder) need not be for a recipient and need not be the private part
of an RFC2822 address.
Passing a value of "000 Bookings" to select() results in validation issues when
the tokens are parsed as arguments and there are too many.
It would