Gh\c@s,ddlZddlmZddZdS(iN(tParsertDatecCsVtj|t}|j|}tjj|}|dkrFdStjj|S(sParses mail and returns resulting timestamp. :param header: the header to extract date from; :returns: timestamp or `None` in the case of failure. N( t MailParsertparsestrtTruetgettemailtutilst parsedate_tztNonet mktime_tz(tcontenttheadertmessaget dateheadert datetuple((s//usr/share/offlineimap/offlineimap/emailutil.pytget_message_dates  (Rt email.parserRRR(((s//usr/share/offlineimap/offlineimap/emailutil.pyts