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IMAP.cachemessagelist(): Protect against empty folders

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When invoked with FETCH 1:* (UID), imaplib returns [None] for empty
folders. We need to protect against this case and simply 'continue' here.

Signed-off-by: Sebastian Spaeth <Sebastian@SSpaeth.de>
Signed-off-by: Nicolas Sebrecht <nicolas.s-dev@laposte.net>
This commit is contained in:
Sebastian Spaeth 2011-09-05 14:03:09 +02:00 committed by Nicolas Sebrecht
parent ff9b941f42
commit 0906d0db70
1 changed files with 3 additions and 1 deletions
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4
offlineimap/folder/IMAP.py
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@ -181,8 +181,10 @@ class IMAPFolder(BaseFolder):
finally: finally:
self.imapserver.releaseconnection(imapobj) self.imapserver.releaseconnection(imapobj)
for messagestr in response: for messagestr in response:
# looks like: '1 (FLAGS (\\Seen Old) UID 4807)' # looks like: '1 (FLAGS (\\Seen Old) UID 4807)' or None if no msg
# Discard initial message number. # Discard initial message number.
if messagestr == None:
continue
messagestr = messagestr.split(' ', 1)[1] messagestr = messagestr.split(' ', 1)[1]
options = imaputil.flags2hash(messagestr) options = imaputil.flags2hash(messagestr)
if not options.has_key('UID'): if not options.has_key('UID'):