Python rfc822.parsedate_tz() Examples

def parse(self, *args, **kwargs):
        """ return the time value (in seconds since 1970) """
        value = self.__call__(*args, **kwargs)
        if value:
            try:
                return mktime_tz(parsedate_tz(value))
            except TypeError:
                raise HTTPBadRequest((
                    "Received an ill-formed timestamp for %s: %s\r\n") %
                    (self.name, value))

#
# Following are specific HTTP headers. Since these classes are mostly
# singletons, there is no point in keeping the class around once it has
# been instantiated, so we use the same name.
# 

def _parse_date_rfc822(dateString):
    '''Parse an RFC822, RFC1123, RFC2822, or asctime-style date'''
    data = dateString.split()
    if data[0][-1] in (',', '.') or data[0].lower() in rfc822._daynames:
        del data[0]
    if len(data) == 4:
        s = data[3]
        i = s.find('+')
        if i > 0:
            data[3:] = [s[:i], s[i+1:]]
        else:
            data.append('')
        dateString = " ".join(data)
    if len(data) < 5:
        dateString += ' 00:00:00 GMT'
    tm = rfc822.parsedate_tz(dateString)
    if tm:
        return time.gmtime(rfc822.mktime_tz(tm))
# rfc822.py defines several time zones, but we define some extra ones.
# 'ET' is equivalent to 'EST', etc. 

def spew_internaldate(self, id, msg, _w=None, _f=None):
        if _w is None:
            _w = self.transport.write
        idate = msg.getInternalDate()
        ttup = rfc822.parsedate_tz(idate)
        if ttup is None:
            log.msg("%d:%r: unpareseable internaldate: %r" % (id, msg, idate))
            raise IMAP4Exception("Internal failure generating INTERNALDATE")

        odate = time.strftime("%d-%b-%Y %H:%M:%S ", ttup[:9])
        if ttup[9] is None:
            odate = odate + "+0000"
        else:
            if ttup[9] >= 0:
                sign = "+"
            else:
                sign = "-"
            odate = odate + sign + string.zfill(str(((abs(ttup[9]) / 3600) * 100 + (abs(ttup[9]) % 3600) / 60)), 4)
        _w('INTERNALDATE ' + _quote(odate)) 

def spew_internaldate(self, id, msg, _w=None, _f=None):
        if _w is None:
            _w = self.transport.write
        idate = msg.getInternalDate()
        ttup = rfc822.parsedate_tz(idate)
        if ttup is None:
            log.msg("%d:%r: unpareseable internaldate: %r" % (id, msg, idate))
            raise IMAP4Exception("Internal failure generating INTERNALDATE")

        odate = time.strftime("%d-%b-%Y %H:%M:%S ", ttup[:9])
        if ttup[9] is None:
            odate = odate + "+0000"
        else:
            if ttup[9] >= 0:
                sign = "+"
            else:
                sign = "-"
            odate = odate + sign + string.zfill(str(((abs(ttup[9]) / 3600) * 100 + (abs(ttup[9]) % 3600) / 60)), 4)
        _w('INTERNALDATE ' + _quote(odate)) 

def _parse_date_perforce(aDateString):
    """parse a date in yyyy/mm/dd hh:mm:ss TTT format"""
    # Fri, 2006/09/15 08:19:53 EDT
    _my_date_pattern = re.compile( \
        r'(\w{,3}), (\d{,4})/(\d{,2})/(\d{2}) (\d{,2}):(\d{2}):(\d{2}) (\w{,3})')

    m = _my_date_pattern.search(aDateString)
    if m is None:
        return None
    dow, year, month, day, hour, minute, second, tz = m.groups()
    months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    dateString = "%s, %s %s %s %s:%s:%s %s" % (dow, day, months[int(month) - 1], year, hour, minute, second, tz)
    tm = rfc822.parsedate_tz(dateString)
    if tm:
        return time.gmtime(rfc822.mktime_tz(tm)) 

def _parse_date_perforce(aDateString):
    """parse a date in yyyy/mm/dd hh:mm:ss TTT format"""
    # Fri, 2006/09/15 08:19:53 EDT
    _my_date_pattern = re.compile( \
        r'(\w{,3}), (\d{,4})/(\d{,2})/(\d{2}) (\d{,2}):(\d{2}):(\d{2}) (\w{,3})')

    m = _my_date_pattern.search(aDateString)
    if m is None:
        return None
    dow, year, month, day, hour, minute, second, tz = m.groups()
    months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    dateString = "%s, %s %s %s %s:%s:%s %s" % (dow, day, months[int(month) - 1], year, hour, minute, second, tz)
    tm = rfc822.parsedate_tz(dateString)
    if tm:
        return time.gmtime(rfc822.mktime_tz(tm)) 

def _parse_date_perforce(aDateString):
    """parse a date in yyyy/mm/dd hh:mm:ss TTT format"""
    # Fri, 2006/09/15 08:19:53 EDT
    _my_date_pattern = re.compile( \
        r'(\w{,3}), (\d{,4})/(\d{,2})/(\d{2}) (\d{,2}):(\d{2}):(\d{2}) (\w{,3})')

    m = _my_date_pattern.search(aDateString)
    if m is None:
        return None
    dow, year, month, day, hour, minute, second, tz = m.groups()
    months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    dateString = "%s, %s %s %s %s:%s:%s %s" % (dow, day, months[int(month) - 1], year, hour, minute, second, tz)
    tm = rfc822.parsedate_tz(dateString)
    if tm:
        return time.gmtime(rfc822.mktime_tz(tm)) 

def _parse_date_perforce(aDateString):
    """parse a date in yyyy/mm/dd hh:mm:ss TTT format"""
    # Fri, 2006/09/15 08:19:53 EDT
    _my_date_pattern = re.compile( \
        r'(\w{,3}), (\d{,4})/(\d{,2})/(\d{2}) (\d{,2}):(\d{2}):(\d{2}) (\w{,3})')

    m = _my_date_pattern.search(aDateString)
    if m is None:
        return None
    dow, year, month, day, hour, minute, second, tz = m.groups()
    months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    dateString = "%s, %s %s %s %s:%s:%s %s" % (dow, day, months[int(month) - 1], year, hour, minute, second, tz)
    tm = rfc822.parsedate_tz(dateString)
    if tm:
        return time.gmtime(rfc822.mktime_tz(tm)) 

def _parse_date_perforce(aDateString):
    """parse a date in yyyy/mm/dd hh:mm:ss TTT format"""
    # Fri, 2006/09/15 08:19:53 EDT
    _my_date_pattern = re.compile( \
        r'(\w{,3}), (\d{,4})/(\d{,2})/(\d{2}) (\d{,2}):(\d{2}):(\d{2}) (\w{,3})')

    m = _my_date_pattern.search(aDateString)
    if m is None:
        return None
    dow, year, month, day, hour, minute, second, tz = m.groups()
    months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    dateString = "%s, %s %s %s %s:%s:%s %s" % (dow, day, months[int(month) - 1], year, hour, minute, second, tz)
    tm = rfc822.parsedate_tz(dateString)
    if tm:
        return time.gmtime(rfc822.mktime_tz(tm)) 

def _parse_date_perforce(aDateString):
    """parse a date in yyyy/mm/dd hh:mm:ss TTT format"""
    # Fri, 2006/09/15 08:19:53 EDT
    _my_date_pattern = re.compile( \
        r'(\w{,3}), (\d{,4})/(\d{,2})/(\d{2}) (\d{,2}):(\d{2}):(\d{2}) (\w{,3})')

    m = _my_date_pattern.search(aDateString)
    if m is None:
        return None
    dow, year, month, day, hour, minute, second, tz = m.groups()
    months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    dateString = "%s, %s %s %s %s:%s:%s %s" % (dow, day, months[int(month) - 1], year, hour, minute, second, tz)
    tm = rfc822.parsedate_tz(dateString)
    if tm:
        return time.gmtime(rfc822.mktime_tz(tm)) 

def _parse_date_perforce(aDateString):
    """parse a date in yyyy/mm/dd hh:mm:ss TTT format"""
    # Fri, 2006/09/15 08:19:53 EDT
    _my_date_pattern = re.compile( \
        r'(\w{,3}), (\d{,4})/(\d{,2})/(\d{2}) (\d{,2}):(\d{2}):(\d{2}) (\w{,3})')

    m = _my_date_pattern.search(aDateString)
    if m is None:
        return None
    dow, year, month, day, hour, minute, second, tz = m.groups()
    months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    dateString = "%s, %s %s %s %s:%s:%s %s" % (dow, day, months[int(month) - 1], year, hour, minute, second, tz)
    tm = rfc822.parsedate_tz(dateString)
    if tm:
        return time.gmtime(rfc822.mktime_tz(tm)) 

def _parse_date_perforce(aDateString):
    """parse a date in yyyy/mm/dd hh:mm:ss TTT format"""
    # Fri, 2006/09/15 08:19:53 EDT
    _my_date_pattern = re.compile( \
        r'(\w{,3}), (\d{,4})/(\d{,2})/(\d{2}) (\d{,2}):(\d{2}):(\d{2}) (\w{,3})')

    m = _my_date_pattern.search(aDateString)
    if m is None:
        return None
    dow, year, month, day, hour, minute, second, tz = m.groups()
    months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    dateString = "%s, %s %s %s %s:%s:%s %s" % (dow, day, months[int(month) - 1], year, hour, minute, second, tz)
    tm = rfc822.parsedate_tz(dateString)
    if tm:
        return time.gmtime(rfc822.mktime_tz(tm)) 

def get_contents_to_filename(self, filename, headers=None,
                                 cb=None, num_cb=10,
                                 torrent=False,
                                 version_id=None,
                                 res_download_handler=None,
                                 response_headers=None):
        """
        Retrieve an object from S3 using the name of the Key object as the
        key in S3.  Store contents of the object to a file named by 'filename'.
        See get_contents_to_file method for details about the
        parameters.

        :type filename: string
        :param filename: The filename of where to put the file contents

        :type headers: dict
        :param headers: Any additional headers to send in the request

        :type cb: function
        :param cb: a callback function that will be called to report
                   progress on the upload.  The callback should accept
                   two integer parameters, the first representing the
                   number of bytes that have been successfully
                   transmitted to S3 and the second representing the
                   size of the to be transmitted object.

        :type cb: int
        :param num_cb: (optional) If a callback is specified with
                       the cb parameter this parameter determines the
                       granularity of the callback by defining
                       the maximum number of times the callback will
                       be called during the file transfer.

        :type torrent: bool
        :param torrent: If True, returns the contents of a torrent file
                        as a string.

        :type res_upload_handler: ResumableDownloadHandler
        :param res_download_handler: If provided, this handler will
                                     perform the download.

        :type response_headers: dict
        :param response_headers: A dictionary containing HTTP headers/values
                                 that will override any headers associated with
                                 the stored object in the response.
                                 See http://goo.gl/EWOPb for details.
        """
        fp = open(filename, 'wb')
        self.get_contents_to_file(fp, headers, cb, num_cb, torrent=torrent,
                                  version_id=version_id,
                                  res_download_handler=res_download_handler,
                                  response_headers=response_headers)
        fp.close()
        # if last_modified date was sent from s3, try to set file's timestamp
        if self.last_modified != None:
            try:
                modified_tuple = rfc822.parsedate_tz(self.last_modified)
                modified_stamp = int(rfc822.mktime_tz(modified_tuple))
                os.utime(fp.name, (modified_stamp, modified_stamp))
            except Exception: pass