def uidl(self, which=None):
"""Return message digest (unique id) list.
- If 'which', result contains unique id for that message,
- otherwise result is list ['response', ['mesgnum uid', ...], octets]
+ If 'which', result contains unique id for that message
+ in the form 'response mesgnum uid', otherwise result is
+ the list ['response', ['mesgnum uid', ...], octets]
"""
if which:
return self._shortcmd('UIDL %s' % which)