Take out the check for AUTH-LOGIN or AUTH=LOGIN in login() -- some

servers support LOGIN but don't advertise it.  If it's not supported
the protocol will respond NO.  Approved by Piers Lauder.

Lib/imaplib.py

@@ -275,9 +275,6 @@ class IMAP4:
 
 		(typ, [data]) = <instance>.list(user, password)
 		"""
-		if not 'AUTH=LOGIN' in self.capabilities \
-		and not 'AUTH-LOGIN' in self.capabilities:
-			raise self.error("server doesn't allow LOGIN authorisation")
 		typ, dat = self._simple_command('LOGIN', user, password)
 		if typ != 'OK':
 			raise self.error(dat)