1. Bruno Renié
  2. dotim

Commits

Bruno Renié  committed 87ddc40

Stopped shipping a feedparser copy

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  • Parent commits 8481c8d
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Files changed (4)

File dotim/activity/models.py

View file
 import datetime
+import feedparser
 import urllib
 
 from django.db import models
 from django.utils import simplejson
 from django.utils.translation import ugettext_lazy as _
 
-from ..utils import feedparser
 
 feedparser.USER_AGENT = 'Dotim/dev +http://bruno.im'
 

File dotim/activity/tests/__init__.py

View file
+import feedparser
 import os
 import random
 import time
 from django.test import TestCase
 from django.core.urlresolvers import reverse
 
-from ...utils import feedparser
 from ..models import Event, EventConfig
 
 ROOT = os.path.abspath(os.path.join(os.path.dirname(__file__), 'web'))

File dotim/utils/feedparser.py

-#!/usr/bin/env python
-"""Universal feed parser
-
-Handles RSS 0.9x, RSS 1.0, RSS 2.0, CDF, Atom 0.3, and Atom 1.0 feeds
-
-Visit http://feedparser.org/ for the latest version
-Visit http://feedparser.org/docs/ for the latest documentation
-
-Required: Python 2.1 or later
-Recommended: Python 2.3 or later
-Recommended: CJKCodecs and iconv_codec <http://cjkpython.i18n.org/>
-"""
-
-__version__ = "4.1"# + "$Revision: 1.92 $"[11:15] + "-cvs"
-__license__ = """Copyright (c) 2002-2006, Mark Pilgrim, All rights reserved.
-
-Redistribution and use in source and binary forms, with or without modification,
-are permitted provided that the following conditions are met:
-
-* Redistributions of source code must retain the above copyright notice,
-  this list of conditions and the following disclaimer.
-* Redistributions in binary form must reproduce the above copyright notice,
-  this list of conditions and the following disclaimer in the documentation
-  and/or other materials provided with the distribution.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS'
-AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-POSSIBILITY OF SUCH DAMAGE."""
-__author__ = "Mark Pilgrim <http://diveintomark.org/>"
-__contributors__ = ["Jason Diamond <http://injektilo.org/>",
-                    "John Beimler <http://john.beimler.org/>",
-                    "Fazal Majid <http://www.majid.info/mylos/weblog/>",
-                    "Aaron Swartz <http://aaronsw.com/>",
-                    "Kevin Marks <http://epeus.blogspot.com/>"]
-_debug = 0
-
-# HTTP "User-Agent" header to send to servers when downloading feeds.
-# If you are embedding feedparser in a larger application, you should
-# change this to your application name and URL.
-USER_AGENT = "UniversalFeedParser/%s +http://feedparser.org/" % __version__
-
-# HTTP "Accept" header to send to servers when downloading feeds.  If you don't
-# want to send an Accept header, set this to None.
-ACCEPT_HEADER = "application/atom+xml,application/rdf+xml,application/rss+xml,application/x-netcdf,application/xml;q=0.9,text/xml;q=0.2,*/*;q=0.1"
-
-# List of preferred XML parsers, by SAX driver name.  These will be tried first,
-# but if they're not installed, Python will keep searching through its own list
-# of pre-installed parsers until it finds one that supports everything we need.
-PREFERRED_XML_PARSERS = ["drv_libxml2"]
-
-# If you want feedparser to automatically run HTML markup through HTML Tidy, set
-# this to 1.  Requires mxTidy <http://www.egenix.com/files/python/mxTidy.html>
-# or utidylib <http://utidylib.berlios.de/>.
-TIDY_MARKUP = 0
-
-# List of Python interfaces for HTML Tidy, in order of preference.  Only useful
-# if TIDY_MARKUP = 1
-PREFERRED_TIDY_INTERFACES = ["uTidy", "mxTidy"]
-
-# ---------- required modules (should come with any Python distribution) ----------
-import sgmllib, re, sys, copy, urlparse, time, rfc822, types, cgi, urllib, urllib2
-try:
-    from cStringIO import StringIO as _StringIO
-except:
-    from StringIO import StringIO as _StringIO
-
-# ---------- optional modules (feedparser will work without these, but with reduced functionality) ----------
-
-# gzip is included with most Python distributions, but may not be available if you compiled your own
-try:
-    import gzip
-except:
-    gzip = None
-try:
-    import zlib
-except:
-    zlib = None
-
-# If a real XML parser is available, feedparser will attempt to use it.  feedparser has
-# been tested with the built-in SAX parser, PyXML, and libxml2.  On platforms where the
-# Python distribution does not come with an XML parser (such as Mac OS X 10.2 and some
-# versions of FreeBSD), feedparser will quietly fall back on regex-based parsing.
-try:
-    import xml.sax
-    xml.sax.make_parser(PREFERRED_XML_PARSERS) # test for valid parsers
-    from xml.sax.saxutils import escape as _xmlescape
-    _XML_AVAILABLE = 1
-except:
-    _XML_AVAILABLE = 0
-    def _xmlescape(data):
-        data = data.replace('&', '&amp;')
-        data = data.replace('>', '&gt;')
-        data = data.replace('<', '&lt;')
-        return data
-
-# base64 support for Atom feeds that contain embedded binary data
-try:
-    import base64, binascii
-except:
-    base64 = binascii = None
-
-# cjkcodecs and iconv_codec provide support for more character encodings.
-# Both are available from http://cjkpython.i18n.org/
-try:
-    import cjkcodecs.aliases
-except:
-    pass
-try:
-    import iconv_codec
-except:
-    pass
-
-# chardet library auto-detects character encodings
-# Download from http://chardet.feedparser.org/
-try:
-    import chardet
-    if _debug:
-        import chardet.constants
-        chardet.constants._debug = 1
-except:
-    chardet = None
-
-# ---------- don't touch these ----------
-class ThingsNobodyCaresAboutButMe(Exception): pass
-class CharacterEncodingOverride(ThingsNobodyCaresAboutButMe): pass
-class CharacterEncodingUnknown(ThingsNobodyCaresAboutButMe): pass
-class NonXMLContentType(ThingsNobodyCaresAboutButMe): pass
-class UndeclaredNamespace(Exception): pass
-
-sgmllib.tagfind = re.compile('[a-zA-Z][-_.:a-zA-Z0-9]*')
-sgmllib.special = re.compile('<!')
-sgmllib.charref = re.compile('&#(x?[0-9A-Fa-f]+)[^0-9A-Fa-f]')
-
-SUPPORTED_VERSIONS = {'': 'unknown',
-                      'rss090': 'RSS 0.90',
-                      'rss091n': 'RSS 0.91 (Netscape)',
-                      'rss091u': 'RSS 0.91 (Userland)',
-                      'rss092': 'RSS 0.92',
-                      'rss093': 'RSS 0.93',
-                      'rss094': 'RSS 0.94',
-                      'rss20': 'RSS 2.0',
-                      'rss10': 'RSS 1.0',
-                      'rss': 'RSS (unknown version)',
-                      'atom01': 'Atom 0.1',
-                      'atom02': 'Atom 0.2',
-                      'atom03': 'Atom 0.3',
-                      'atom10': 'Atom 1.0',
-                      'atom': 'Atom (unknown version)',
-                      'cdf': 'CDF',
-                      'hotrss': 'Hot RSS'
-                      }
-
-try:
-    UserDict = dict
-except NameError:
-    # Python 2.1 does not have dict
-    from UserDict import UserDict
-    def dict(aList):
-        rc = {}
-        for k, v in aList:
-            rc[k] = v
-        return rc
-
-class FeedParserDict(UserDict):
-    keymap = {'channel': 'feed',
-              'items': 'entries',
-              'guid': 'id',
-              'date': 'updated',
-              'date_parsed': 'updated_parsed',
-              'description': ['subtitle', 'summary'],
-              'url': ['href'],
-              'modified': 'updated',
-              'modified_parsed': 'updated_parsed',
-              'issued': 'published',
-              'issued_parsed': 'published_parsed',
-              'copyright': 'rights',
-              'copyright_detail': 'rights_detail',
-              'tagline': 'subtitle',
-              'tagline_detail': 'subtitle_detail'}
-    def __getitem__(self, key):
-        if key == 'category':
-            return UserDict.__getitem__(self, 'tags')[0]['term']
-        if key == 'categories':
-            return [(tag['scheme'], tag['term']) for tag in UserDict.__getitem__(self, 'tags')]
-        realkey = self.keymap.get(key, key)
-        if type(realkey) == types.ListType:
-            for k in realkey:
-                if UserDict.has_key(self, k):
-                    return UserDict.__getitem__(self, k)
-        if UserDict.has_key(self, key):
-            return UserDict.__getitem__(self, key)
-        return UserDict.__getitem__(self, realkey)
-
-    def __setitem__(self, key, value):
-        for k in self.keymap.keys():
-            if key == k:
-                key = self.keymap[k]
-                if type(key) == types.ListType:
-                    key = key[0]
-        return UserDict.__setitem__(self, key, value)
-
-    def get(self, key, default=None):
-        if self.has_key(key):
-            return self[key]
-        else:
-            return default
-
-    def setdefault(self, key, value):
-        if not self.has_key(key):
-            self[key] = value
-        return self[key]
-        
-    def has_key(self, key):
-        try:
-            return hasattr(self, key) or UserDict.has_key(self, key)
-        except AttributeError:
-            return False
-        
-    def __getattr__(self, key):
-        try:
-            return self.__dict__[key]
-        except KeyError:
-            pass
-        try:
-            assert not key.startswith('_')
-            return self.__getitem__(key)
-        except:
-            raise AttributeError, "object has no attribute '%s'" % key
-
-    def __setattr__(self, key, value):
-        if key.startswith('_') or key == 'data':
-            self.__dict__[key] = value
-        else:
-            return self.__setitem__(key, value)
-
-    def __contains__(self, key):
-        return self.has_key(key)
-
-def zopeCompatibilityHack():
-    global FeedParserDict
-    del FeedParserDict
-    def FeedParserDict(aDict=None):
-        rc = {}
-        if aDict:
-            rc.update(aDict)
-        return rc
-
-_ebcdic_to_ascii_map = None
-def _ebcdic_to_ascii(s):
-    global _ebcdic_to_ascii_map
-    if not _ebcdic_to_ascii_map:
-        emap = (
-            0,1,2,3,156,9,134,127,151,141,142,11,12,13,14,15,
-            16,17,18,19,157,133,8,135,24,25,146,143,28,29,30,31,
-            128,129,130,131,132,10,23,27,136,137,138,139,140,5,6,7,
-            144,145,22,147,148,149,150,4,152,153,154,155,20,21,158,26,
-            32,160,161,162,163,164,165,166,167,168,91,46,60,40,43,33,
-            38,169,170,171,172,173,174,175,176,177,93,36,42,41,59,94,
-            45,47,178,179,180,181,182,183,184,185,124,44,37,95,62,63,
-            186,187,188,189,190,191,192,193,194,96,58,35,64,39,61,34,
-            195,97,98,99,100,101,102,103,104,105,196,197,198,199,200,201,
-            202,106,107,108,109,110,111,112,113,114,203,204,205,206,207,208,
-            209,126,115,116,117,118,119,120,121,122,210,211,212,213,214,215,
-            216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,
-            123,65,66,67,68,69,70,71,72,73,232,233,234,235,236,237,
-            125,74,75,76,77,78,79,80,81,82,238,239,240,241,242,243,
-            92,159,83,84,85,86,87,88,89,90,244,245,246,247,248,249,
-            48,49,50,51,52,53,54,55,56,57,250,251,252,253,254,255
-            )
-        import string
-        _ebcdic_to_ascii_map = string.maketrans( \
-            ''.join(map(chr, range(256))), ''.join(map(chr, emap)))
-    return s.translate(_ebcdic_to_ascii_map)
-
-_urifixer = re.compile('^([A-Za-z][A-Za-z0-9+-.]*://)(/*)(.*?)')
-def _urljoin(base, uri):
-    uri = _urifixer.sub(r'\1\3', uri)
-    return urlparse.urljoin(base, uri)
-
-class _FeedParserMixin:
-    namespaces = {'': '',
-                  'http://backend.userland.com/rss': '',
-                  'http://blogs.law.harvard.edu/tech/rss': '',
-                  'http://purl.org/rss/1.0/': '',
-                  'http://my.netscape.com/rdf/simple/0.9/': '',
-                  'http://example.com/newformat#': '',
-                  'http://example.com/necho': '',
-                  'http://purl.org/echo/': '',
-                  'uri/of/echo/namespace#': '',
-                  'http://purl.org/pie/': '',
-                  'http://purl.org/atom/ns#': '',
-                  'http://www.w3.org/2005/Atom': '',
-                  'http://purl.org/rss/1.0/modules/rss091#': '',
-                  
-                  'http://webns.net/mvcb/':                               'admin',
-                  'http://purl.org/rss/1.0/modules/aggregation/':         'ag',
-                  'http://purl.org/rss/1.0/modules/annotate/':            'annotate',
-                  'http://media.tangent.org/rss/1.0/':                    'audio',
-                  'http://backend.userland.com/blogChannelModule':        'blogChannel',
-                  'http://web.resource.org/cc/':                          'cc',
-                  'http://backend.userland.com/creativeCommonsRssModule': 'creativeCommons',
-                  'http://purl.org/rss/1.0/modules/company':              'co',
-                  'http://purl.org/rss/1.0/modules/content/':             'content',
-                  'http://my.theinfo.org/changed/1.0/rss/':               'cp',
-                  'http://purl.org/dc/elements/1.1/':                     'dc',
-                  'http://purl.org/dc/terms/':                            'dcterms',
-                  'http://purl.org/rss/1.0/modules/email/':               'email',
-                  'http://purl.org/rss/1.0/modules/event/':               'ev',
-                  'http://rssnamespace.org/feedburner/ext/1.0':           'feedburner',
-                  'http://freshmeat.net/rss/fm/':                         'fm',
-                  'http://xmlns.com/foaf/0.1/':                           'foaf',
-                  'http://www.w3.org/2003/01/geo/wgs84_pos#':             'geo',
-                  'http://postneo.com/icbm/':                             'icbm',
-                  'http://purl.org/rss/1.0/modules/image/':               'image',
-                  'http://www.itunes.com/DTDs/PodCast-1.0.dtd':           'itunes',
-                  'http://example.com/DTDs/PodCast-1.0.dtd':              'itunes',
-                  'http://purl.org/rss/1.0/modules/link/':                'l',
-                  'http://search.yahoo.com/mrss':                         'media',
-                  'http://madskills.com/public/xml/rss/module/pingback/': 'pingback',
-                  'http://prismstandard.org/namespaces/1.2/basic/':       'prism',
-                  'http://www.w3.org/1999/02/22-rdf-syntax-ns#':          'rdf',
-                  'http://www.w3.org/2000/01/rdf-schema#':                'rdfs',
-                  'http://purl.org/rss/1.0/modules/reference/':           'ref',
-                  'http://purl.org/rss/1.0/modules/richequiv/':           'reqv',
-                  'http://purl.org/rss/1.0/modules/search/':              'search',
-                  'http://purl.org/rss/1.0/modules/slash/':               'slash',
-                  'http://schemas.xmlsoap.org/soap/envelope/':            'soap',
-                  'http://purl.org/rss/1.0/modules/servicestatus/':       'ss',
-                  'http://hacks.benhammersley.com/rss/streaming/':        'str',
-                  'http://purl.org/rss/1.0/modules/subscription/':        'sub',
-                  'http://purl.org/rss/1.0/modules/syndication/':         'sy',
-                  'http://purl.org/rss/1.0/modules/taxonomy/':            'taxo',
-                  'http://purl.org/rss/1.0/modules/threading/':           'thr',
-                  'http://purl.org/rss/1.0/modules/textinput/':           'ti',
-                  'http://madskills.com/public/xml/rss/module/trackback/':'trackback',
-                  'http://wellformedweb.org/commentAPI/':                 'wfw',
-                  'http://purl.org/rss/1.0/modules/wiki/':                'wiki',
-                  'http://www.w3.org/1999/xhtml':                         'xhtml',
-                  'http://www.w3.org/XML/1998/namespace':                 'xml',
-                  'http://schemas.pocketsoap.com/rss/myDescModule/':      'szf'
-}
-    _matchnamespaces = {}
-
-    can_be_relative_uri = ['link', 'id', 'wfw_comment', 'wfw_commentrss', 'docs', 'url', 'href', 'comments', 'license', 'icon', 'logo']
-    can_contain_relative_uris = ['content', 'title', 'summary', 'info', 'tagline', 'subtitle', 'copyright', 'rights', 'description']
-    can_contain_dangerous_markup = ['content', 'title', 'summary', 'info', 'tagline', 'subtitle', 'copyright', 'rights', 'description']
-    html_types = ['text/html', 'application/xhtml+xml']
-    
-    def __init__(self, baseuri=None, baselang=None, encoding='utf-8'):
-        if _debug: sys.stderr.write('initializing FeedParser\n')
-        if not self._matchnamespaces:
-            for k, v in self.namespaces.items():
-                self._matchnamespaces[k.lower()] = v
-        self.feeddata = FeedParserDict() # feed-level data
-        self.encoding = encoding # character encoding
-        self.entries = [] # list of entry-level data
-        self.version = '' # feed type/version, see SUPPORTED_VERSIONS
-        self.namespacesInUse = {} # dictionary of namespaces defined by the feed
-
-        # the following are used internally to track state;
-        # this is really out of control and should be refactored
-        self.infeed = 0
-        self.inentry = 0
-        self.incontent = 0
-        self.intextinput = 0
-        self.inimage = 0
-        self.inauthor = 0
-        self.incontributor = 0
-        self.inpublisher = 0
-        self.insource = 0
-        self.sourcedata = FeedParserDict()
-        self.contentparams = FeedParserDict()
-        self._summaryKey = None
-        self.namespacemap = {}
-        self.elementstack = []
-        self.basestack = []
-        self.langstack = []
-        self.baseuri = baseuri or ''
-        self.lang = baselang or None
-        if baselang:
-            self.feeddata['language'] = baselang
-
-    def unknown_starttag(self, tag, attrs):
-        if _debug: sys.stderr.write('start %s with %s\n' % (tag, attrs))
-        # normalize attrs
-        attrs = [(k.lower(), v) for k, v in attrs]
-        attrs = [(k, k in ('rel', 'type') and v.lower() or v) for k, v in attrs]
-        
-        # track xml:base and xml:lang
-        attrsD = dict(attrs)
-        baseuri = attrsD.get('xml:base', attrsD.get('base')) or self.baseuri
-        self.baseuri = _urljoin(self.baseuri, baseuri)
-        lang = attrsD.get('xml:lang', attrsD.get('lang'))
-        if lang == '':
-            # xml:lang could be explicitly set to '', we need to capture that
-            lang = None
-        elif lang is None:
-            # if no xml:lang is specified, use parent lang
-            lang = self.lang
-        if lang:
-            if tag in ('feed', 'rss', 'rdf:RDF'):
-                self.feeddata['language'] = lang
-        self.lang = lang
-        self.basestack.append(self.baseuri)
-        self.langstack.append(lang)
-        
-        # track namespaces
-        for prefix, uri in attrs:
-            if prefix.startswith('xmlns:'):
-                self.trackNamespace(prefix[6:], uri)
-            elif prefix == 'xmlns':
-                self.trackNamespace(None, uri)
-
-        # track inline content
-        if self.incontent and self.contentparams.has_key('type') and not self.contentparams.get('type', 'xml').endswith('xml'):
-            # element declared itself as escaped markup, but it isn't really
-            self.contentparams['type'] = 'application/xhtml+xml'
-        if self.incontent and self.contentparams.get('type') == 'application/xhtml+xml':
-            # Note: probably shouldn't simply recreate localname here, but
-            # our namespace handling isn't actually 100% correct in cases where
-            # the feed redefines the default namespace (which is actually
-            # the usual case for inline content, thanks Sam), so here we
-            # cheat and just reconstruct the element based on localname
-            # because that compensates for the bugs in our namespace handling.
-            # This will horribly munge inline content with non-empty qnames,
-            # but nobody actually does that, so I'm not fixing it.
-            tag = tag.split(':')[-1]
-            return self.handle_data('<%s%s>' % (tag, ''.join([' %s="%s"' % t for t in attrs])), escape=0)
-
-        # match namespaces
-        if tag.find(':') <> -1:
-            prefix, suffix = tag.split(':', 1)
-        else:
-            prefix, suffix = '', tag
-        prefix = self.namespacemap.get(prefix, prefix)
-        if prefix:
-            prefix = prefix + '_'
-
-        # special hack for better tracking of empty textinput/image elements in illformed feeds
-        if (not prefix) and tag not in ('title', 'link', 'description', 'name'):
-            self.intextinput = 0
-        if (not prefix) and tag not in ('title', 'link', 'description', 'url', 'href', 'width', 'height'):
-            self.inimage = 0
-        
-        # call special handler (if defined) or default handler
-        methodname = '_start_' + prefix + suffix
-        try:
-            method = getattr(self, methodname)
-            return method(attrsD)
-        except AttributeError:
-            return self.push(prefix + suffix, 1)
-
-    def unknown_endtag(self, tag):
-        if _debug: sys.stderr.write('end %s\n' % tag)
-        # match namespaces
-        if tag.find(':') <> -1:
-            prefix, suffix = tag.split(':', 1)
-        else:
-            prefix, suffix = '', tag
-        prefix = self.namespacemap.get(prefix, prefix)
-        if prefix:
-            prefix = prefix + '_'
-
-        # call special handler (if defined) or default handler
-        methodname = '_end_' + prefix + suffix
-        try:
-            method = getattr(self, methodname)
-            method()
-        except AttributeError:
-            self.pop(prefix + suffix)
-
-        # track inline content
-        if self.incontent and self.contentparams.has_key('type') and not self.contentparams.get('type', 'xml').endswith('xml'):
-            # element declared itself as escaped markup, but it isn't really
-            self.contentparams['type'] = 'application/xhtml+xml'
-        if self.incontent and self.contentparams.get('type') == 'application/xhtml+xml':
-            tag = tag.split(':')[-1]
-            self.handle_data('</%s>' % tag, escape=0)
-
-        # track xml:base and xml:lang going out of scope
-        if self.basestack:
-            self.basestack.pop()
-            if self.basestack and self.basestack[-1]:
-                self.baseuri = self.basestack[-1]
-        if self.langstack:
-            self.langstack.pop()
-            if self.langstack: # and (self.langstack[-1] is not None):
-                self.lang = self.langstack[-1]
-
-    def handle_charref(self, ref):
-        # called for each character reference, e.g. for '&#160;', ref will be '160'
-        if not self.elementstack: return
-        ref = ref.lower()
-        if ref in ('34', '38', '39', '60', '62', 'x22', 'x26', 'x27', 'x3c', 'x3e'):
-            text = '&#%s;' % ref
-        else:
-            if ref[0] == 'x':
-                c = int(ref[1:], 16)
-            else:
-                c = int(ref)
-            text = unichr(c).encode('utf-8')
-        self.elementstack[-1][2].append(text)
-
-    def handle_entityref(self, ref):
-        # called for each entity reference, e.g. for '&copy;', ref will be 'copy'
-        if not self.elementstack: return
-        if _debug: sys.stderr.write('entering handle_entityref with %s\n' % ref)
-        if ref in ('lt', 'gt', 'quot', 'amp', 'apos'):
-            text = '&%s;' % ref
-        else:
-            # entity resolution graciously donated by Aaron Swartz
-            def name2cp(k):
-                import htmlentitydefs
-                if hasattr(htmlentitydefs, 'name2codepoint'): # requires Python 2.3
-                    return htmlentitydefs.name2codepoint[k]
-                k = htmlentitydefs.entitydefs[k]
-                if k.startswith('&#') and k.endswith(';'):
-                    return int(k[2:-1]) # not in latin-1
-                return ord(k)
-            try: name2cp(ref)
-            except KeyError: text = '&%s;' % ref
-            else: text = unichr(name2cp(ref)).encode('utf-8')
-        self.elementstack[-1][2].append(text)
-
-    def handle_data(self, text, escape=1):
-        # called for each block of plain text, i.e. outside of any tag and
-        # not containing any character or entity references
-        if not self.elementstack: return
-        if escape and self.contentparams.get('type') == 'application/xhtml+xml':
-            text = _xmlescape(text)
-        self.elementstack[-1][2].append(text)
-
-    def handle_comment(self, text):
-        # called for each comment, e.g. <!-- insert message here -->
-        pass
-
-    def handle_pi(self, text):
-        # called for each processing instruction, e.g. <?instruction>
-        pass
-
-    def handle_decl(self, text):
-        pass
-
-    def parse_declaration(self, i):
-        # override internal declaration handler to handle CDATA blocks
-        if _debug: sys.stderr.write('entering parse_declaration\n')
-        if self.rawdata[i:i+9] == '<![CDATA[':
-            k = self.rawdata.find(']]>', i)
-            if k == -1: k = len(self.rawdata)
-            self.handle_data(_xmlescape(self.rawdata[i+9:k]), 0)
-            return k+3
-        else:
-            k = self.rawdata.find('>', i)
-            return k+1
-
-    def mapContentType(self, contentType):
-        contentType = contentType.lower()
-        if contentType == 'text':
-            contentType = 'text/plain'
-        elif contentType == 'html':
-            contentType = 'text/html'
-        elif contentType == 'xhtml':
-            contentType = 'application/xhtml+xml'
-        return contentType
-    
-    def trackNamespace(self, prefix, uri):
-        loweruri = uri.lower()
-        if (prefix, loweruri) == (None, 'http://my.netscape.com/rdf/simple/0.9/') and not self.version:
-            self.version = 'rss090'
-        if loweruri == 'http://purl.org/rss/1.0/' and not self.version:
-            self.version = 'rss10'
-        if loweruri == 'http://www.w3.org/2005/atom' and not self.version:
-            self.version = 'atom10'
-        if loweruri.find('backend.userland.com/rss') <> -1:
-            # match any backend.userland.com namespace
-            uri = 'http://backend.userland.com/rss'
-            loweruri = uri
-        if self._matchnamespaces.has_key(loweruri):
-            self.namespacemap[prefix] = self._matchnamespaces[loweruri]
-            self.namespacesInUse[self._matchnamespaces[loweruri]] = uri
-        else:
-            self.namespacesInUse[prefix or ''] = uri
-
-    def resolveURI(self, uri):
-        return _urljoin(self.baseuri or '', uri)
-    
-    def decodeEntities(self, element, data):
-        return data
-
-    def push(self, element, expectingText):
-        self.elementstack.append([element, expectingText, []])
-
-    def pop(self, element, stripWhitespace=1):
-        if not self.elementstack: return
-        if self.elementstack[-1][0] != element: return
-        
-        element, expectingText, pieces = self.elementstack.pop()
-        output = ''.join(pieces)
-        if stripWhitespace:
-            output = output.strip()
-        if not expectingText: return output
-
-        # decode base64 content
-        if base64 and self.contentparams.get('base64', 0):
-            try:
-                output = base64.decodestring(output)
-            except binascii.Error:
-                pass
-            except binascii.Incomplete:
-                pass
-                
-        # resolve relative URIs
-        if (element in self.can_be_relative_uri) and output:
-            output = self.resolveURI(output)
-        
-        # decode entities within embedded markup
-        if not self.contentparams.get('base64', 0):
-            output = self.decodeEntities(element, output)
-
-        # remove temporary cruft from contentparams
-        try:
-            del self.contentparams['mode']
-        except KeyError:
-            pass
-        try:
-            del self.contentparams['base64']
-        except KeyError:
-            pass
-
-        # resolve relative URIs within embedded markup
-        if self.mapContentType(self.contentparams.get('type', 'text/html')) in self.html_types:
-            if element in self.can_contain_relative_uris:
-                output = _resolveRelativeURIs(output, self.baseuri, self.encoding)
-        
-        # sanitize embedded markup
-        if self.mapContentType(self.contentparams.get('type', 'text/html')) in self.html_types:
-            if element in self.can_contain_dangerous_markup:
-                output = _sanitizeHTML(output, self.encoding)
-
-        if self.encoding and type(output) != type(u''):
-            try:
-                output = unicode(output, self.encoding)
-            except:
-                pass
-
-        # categories/tags/keywords/whatever are handled in _end_category
-        if element == 'category':
-            return output
-        
-        # store output in appropriate place(s)
-        if self.inentry and not self.insource:
-            if element == 'content':
-                self.entries[-1].setdefault(element, [])
-                contentparams = copy.deepcopy(self.contentparams)
-                contentparams['value'] = output
-                self.entries[-1][element].append(contentparams)
-            elif element == 'link':
-                self.entries[-1][element] = output
-                if output:
-                    self.entries[-1]['links'][-1]['href'] = output
-            else:
-                if element == 'description':
-                    element = 'summary'
-                self.entries[-1][element] = output
-                if self.incontent:
-                    contentparams = copy.deepcopy(self.contentparams)
-                    contentparams['value'] = output
-                    self.entries[-1][element + '_detail'] = contentparams
-        elif (self.infeed or self.insource) and (not self.intextinput) and (not self.inimage):
-            context = self._getContext()
-            if element == 'description':
-                element = 'subtitle'
-            context[element] = output
-            if element == 'link':
-                context['links'][-1]['href'] = output
-            elif self.incontent:
-                contentparams = copy.deepcopy(self.contentparams)
-                contentparams['value'] = output
-                context[element + '_detail'] = contentparams
-        return output
-
-    def pushContent(self, tag, attrsD, defaultContentType, expectingText):
-        self.incontent += 1
-        self.contentparams = FeedParserDict({
-            'type': self.mapContentType(attrsD.get('type', defaultContentType)),
-            'language': self.lang,
-            'base': self.baseuri})
-        self.contentparams['base64'] = self._isBase64(attrsD, self.contentparams)
-        self.push(tag, expectingText)
-
-    def popContent(self, tag):
-        value = self.pop(tag)
-        self.incontent -= 1
-        self.contentparams.clear()
-        return value
-        
-    def _mapToStandardPrefix(self, name):
-        colonpos = name.find(':')
-        if colonpos <> -1:
-            prefix = name[:colonpos]
-            suffix = name[colonpos+1:]
-            prefix = self.namespacemap.get(prefix, prefix)
-            name = prefix + ':' + suffix
-        return name
-        
-    def _getAttribute(self, attrsD, name):
-        return attrsD.get(self._mapToStandardPrefix(name))
-
-    def _isBase64(self, attrsD, contentparams):
-        if attrsD.get('mode', '') == 'base64':
-            return 1
-        if self.contentparams['type'].startswith('text/'):
-            return 0
-        if self.contentparams['type'].endswith('+xml'):
-            return 0
-        if self.contentparams['type'].endswith('/xml'):
-            return 0
-        return 1
-
-    def _itsAnHrefDamnIt(self, attrsD):
-        href = attrsD.get('url', attrsD.get('uri', attrsD.get('href', None)))
-        if href:
-            try:
-                del attrsD['url']
-            except KeyError:
-                pass
-            try:
-                del attrsD['uri']
-            except KeyError:
-                pass
-            attrsD['href'] = href
-        return attrsD
-    
-    def _save(self, key, value):
-        context = self._getContext()
-        context.setdefault(key, value)
-
-    def _start_rss(self, attrsD):
-        versionmap = {'0.91': 'rss091u',
-                      '0.92': 'rss092',
-                      '0.93': 'rss093',
-                      '0.94': 'rss094'}
-        if not self.version:
-            attr_version = attrsD.get('version', '')
-            version = versionmap.get(attr_version)
-            if version:
-                self.version = version
-            elif attr_version.startswith('2.'):
-                self.version = 'rss20'
-            else:
-                self.version = 'rss'
-    
-    def _start_dlhottitles(self, attrsD):
-        self.version = 'hotrss'
-
-    def _start_channel(self, attrsD):
-        self.infeed = 1
-        self._cdf_common(attrsD)
-    _start_feedinfo = _start_channel
-
-    def _cdf_common(self, attrsD):
-        if attrsD.has_key('lastmod'):
-            self._start_modified({})
-            self.elementstack[-1][-1] = attrsD['lastmod']
-            self._end_modified()
-        if attrsD.has_key('href'):
-            self._start_link({})
-            self.elementstack[-1][-1] = attrsD['href']
-            self._end_link()
-    
-    def _start_feed(self, attrsD):
-        self.infeed = 1
-        versionmap = {'0.1': 'atom01',
-                      '0.2': 'atom02',
-                      '0.3': 'atom03'}
-        if not self.version:
-            attr_version = attrsD.get('version')
-            version = versionmap.get(attr_version)
-            if version:
-                self.version = version
-            else:
-                self.version = 'atom'
-
-    def _end_channel(self):
-        self.infeed = 0
-    _end_feed = _end_channel
-    
-    def _start_image(self, attrsD):
-        self.inimage = 1
-        self.push('image', 0)
-        context = self._getContext()
-        context.setdefault('image', FeedParserDict())
-            
-    def _end_image(self):
-        self.pop('image')
-        self.inimage = 0
-
-    def _start_textinput(self, attrsD):
-        self.intextinput = 1
-        self.push('textinput', 0)
-        context = self._getContext()
-        context.setdefault('textinput', FeedParserDict())
-    _start_textInput = _start_textinput
-    
-    def _end_textinput(self):
-        self.pop('textinput')
-        self.intextinput = 0
-    _end_textInput = _end_textinput
-
-    def _start_author(self, attrsD):
-        self.inauthor = 1
-        self.push('author', 1)
-    _start_managingeditor = _start_author
-    _start_dc_author = _start_author
-    _start_dc_creator = _start_author
-    _start_itunes_author = _start_author
-
-    def _end_author(self):
-        self.pop('author')
-        self.inauthor = 0
-        self._sync_author_detail()
-    _end_managingeditor = _end_author
-    _end_dc_author = _end_author
-    _end_dc_creator = _end_author
-    _end_itunes_author = _end_author
-
-    def _start_itunes_owner(self, attrsD):
-        self.inpublisher = 1
-        self.push('publisher', 0)
-
-    def _end_itunes_owner(self):
-        self.pop('publisher')
-        self.inpublisher = 0
-        self._sync_author_detail('publisher')
-
-    def _start_contributor(self, attrsD):
-        self.incontributor = 1
-        context = self._getContext()
-        context.setdefault('contributors', [])
-        context['contributors'].append(FeedParserDict())
-        self.push('contributor', 0)
-
-    def _end_contributor(self):
-        self.pop('contributor')
-        self.incontributor = 0
-
-    def _start_dc_contributor(self, attrsD):
-        self.incontributor = 1
-        context = self._getContext()
-        context.setdefault('contributors', [])
-        context['contributors'].append(FeedParserDict())
-        self.push('name', 0)
-
-    def _end_dc_contributor(self):
-        self._end_name()
-        self.incontributor = 0
-
-    def _start_name(self, attrsD):
-        self.push('name', 0)
-    _start_itunes_name = _start_name
-
-    def _end_name(self):
-        value = self.pop('name')
-        if self.inpublisher:
-            self._save_author('name', value, 'publisher')
-        elif self.inauthor:
-            self._save_author('name', value)
-        elif self.incontributor:
-            self._save_contributor('name', value)
-        elif self.intextinput:
-            context = self._getContext()
-            context['textinput']['name'] = value
-    _end_itunes_name = _end_name
-
-    def _start_width(self, attrsD):
-        self.push('width', 0)
-
-    def _end_width(self):
-        value = self.pop('width')
-        try:
-            value = int(value)
-        except:
-            value = 0
-        if self.inimage:
-            context = self._getContext()
-            context['image']['width'] = value
-
-    def _start_height(self, attrsD):
-        self.push('height', 0)
-
-    def _end_height(self):
-        value = self.pop('height')
-        try:
-            value = int(value)
-        except:
-            value = 0
-        if self.inimage:
-            context = self._getContext()
-            context['image']['height'] = value
-
-    def _start_url(self, attrsD):
-        self.push('href', 1)
-    _start_homepage = _start_url
-    _start_uri = _start_url
-
-    def _end_url(self):
-        value = self.pop('href')
-        if self.inauthor:
-            self._save_author('href', value)
-        elif self.incontributor:
-            self._save_contributor('href', value)
-        elif self.inimage:
-            context = self._getContext()
-            context['image']['href'] = value
-        elif self.intextinput:
-            context = self._getContext()
-            context['textinput']['link'] = value
-    _end_homepage = _end_url
-    _end_uri = _end_url
-
-    def _start_email(self, attrsD):
-        self.push('email', 0)
-    _start_itunes_email = _start_email
-
-    def _end_email(self):
-        value = self.pop('email')
-        if self.inpublisher:
-            self._save_author('email', value, 'publisher')
-        elif self.inauthor:
-            self._save_author('email', value)
-        elif self.incontributor:
-            self._save_contributor('email', value)
-    _end_itunes_email = _end_email
-
-    def _getContext(self):
-        if self.insource:
-            context = self.sourcedata
-        elif self.inentry:
-            context = self.entries[-1]
-        else:
-            context = self.feeddata
-        return context
-
-    def _save_author(self, key, value, prefix='author'):
-        context = self._getContext()
-        context.setdefault(prefix + '_detail', FeedParserDict())
-        context[prefix + '_detail'][key] = value
-        self._sync_author_detail()
-
-    def _save_contributor(self, key, value):
-        context = self._getContext()
-        context.setdefault('contributors', [FeedParserDict()])
-        context['contributors'][-1][key] = value
-
-    def _sync_author_detail(self, key='author'):
-        context = self._getContext()
-        detail = context.get('%s_detail' % key)
-        if detail:
-            name = detail.get('name')
-            email = detail.get('email')
-            if name and email:
-                context[key] = '%s (%s)' % (name, email)
-            elif name:
-                context[key] = name
-            elif email:
-                context[key] = email
-        else:
-            author = context.get(key)
-            if not author: return
-            emailmatch = re.search(r'''(([a-zA-Z0-9\_\-\.\+]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?))''', author)
-            if not emailmatch: return
-            email = emailmatch.group(0)
-            # probably a better way to do the following, but it passes all the tests
-            author = author.replace(email, '')
-            author = author.replace('()', '')
-            author = author.strip()
-            if author and (author[0] == '('):
-                author = author[1:]
-            if author and (author[-1] == ')'):
-                author = author[:-1]
-            author = author.strip()
-            context.setdefault('%s_detail' % key, FeedParserDict())
-            context['%s_detail' % key]['name'] = author
-            context['%s_detail' % key]['email'] = email
-
-    def _start_subtitle(self, attrsD):
-        self.pushContent('subtitle', attrsD, 'text/plain', 1)
-    _start_tagline = _start_subtitle
-    _start_itunes_subtitle = _start_subtitle
-
-    def _end_subtitle(self):
-        self.popContent('subtitle')
-    _end_tagline = _end_subtitle
-    _end_itunes_subtitle = _end_subtitle
-            
-    def _start_rights(self, attrsD):
-        self.pushContent('rights', attrsD, 'text/plain', 1)
-    _start_dc_rights = _start_rights
-    _start_copyright = _start_rights
-
-    def _end_rights(self):
-        self.popContent('rights')
-    _end_dc_rights = _end_rights
-    _end_copyright = _end_rights
-
-    def _start_item(self, attrsD):
-        self.entries.append(FeedParserDict())
-        self.push('item', 0)
-        self.inentry = 1
-        self.guidislink = 0
-        id = self._getAttribute(attrsD, 'rdf:about')
-        if id:
-            context = self._getContext()
-            context['id'] = id
-        self._cdf_common(attrsD)
-    _start_entry = _start_item
-    _start_product = _start_item
-
-    def _end_item(self):
-        self.pop('item')
-        self.inentry = 0
-    _end_entry = _end_item
-
-    def _start_dc_language(self, attrsD):
-        self.push('language', 1)
-    _start_language = _start_dc_language
-
-    def _end_dc_language(self):
-        self.lang = self.pop('language')
-    _end_language = _end_dc_language
-
-    def _start_dc_publisher(self, attrsD):
-        self.push('publisher', 1)
-    _start_webmaster = _start_dc_publisher
-
-    def _end_dc_publisher(self):
-        self.pop('publisher')
-        self._sync_author_detail('publisher')
-    _end_webmaster = _end_dc_publisher
-
-    def _start_published(self, attrsD):
-        self.push('published', 1)
-    _start_dcterms_issued = _start_published
-    _start_issued = _start_published
-
-    def _end_published(self):
-        value = self.pop('published')
-        self._save('published_parsed', _parse_date(value))
-    _end_dcterms_issued = _end_published
-    _end_issued = _end_published
-
-    def _start_updated(self, attrsD):
-        self.push('updated', 1)
-    _start_modified = _start_updated
-    _start_dcterms_modified = _start_updated
-    _start_pubdate = _start_updated
-    _start_dc_date = _start_updated
-
-    def _end_updated(self):
-        value = self.pop('updated')
-        parsed_value = _parse_date(value)
-        self._save('updated_parsed', parsed_value)
-    _end_modified = _end_updated
-    _end_dcterms_modified = _end_updated
-    _end_pubdate = _end_updated
-    _end_dc_date = _end_updated
-
-    def _start_created(self, attrsD):
-        self.push('created', 1)
-    _start_dcterms_created = _start_created
-
-    def _end_created(self):
-        value = self.pop('created')
-        self._save('created_parsed', _parse_date(value))
-    _end_dcterms_created = _end_created
-
-    def _start_expirationdate(self, attrsD):
-        self.push('expired', 1)
-
-    def _end_expirationdate(self):
-        self._save('expired_parsed', _parse_date(self.pop('expired')))
-
-    def _start_cc_license(self, attrsD):
-        self.push('license', 1)
-        value = self._getAttribute(attrsD, 'rdf:resource')
-        if value:
-            self.elementstack[-1][2].append(value)
-        self.pop('license')
-        
-    def _start_creativecommons_license(self, attrsD):
-        self.push('license', 1)
-
-    def _end_creativecommons_license(self):
-        self.pop('license')
-
-    def _addTag(self, term, scheme, label):
-        context = self._getContext()
-        tags = context.setdefault('tags', [])
-        if (not term) and (not scheme) and (not label): return
-        value = FeedParserDict({'term': term, 'scheme': scheme, 'label': label})
-        if value not in tags:
-            tags.append(FeedParserDict({'term': term, 'scheme': scheme, 'label': label}))
-
-    def _start_category(self, attrsD):
-        if _debug: sys.stderr.write('entering _start_category with %s\n' % repr(attrsD))
-        term = attrsD.get('term')
-        scheme = attrsD.get('scheme', attrsD.get('domain'))
-        label = attrsD.get('label')
-        self._addTag(term, scheme, label)
-        self.push('category', 1)
-    _start_dc_subject = _start_category
-    _start_keywords = _start_category
-        
-    def _end_itunes_keywords(self):
-        for term in self.pop('itunes_keywords').split():
-            self._addTag(term, 'http://www.itunes.com/', None)
-        
-    def _start_itunes_category(self, attrsD):
-        self._addTag(attrsD.get('text'), 'http://www.itunes.com/', None)
-        self.push('category', 1)
-        
-    def _end_category(self):
-        value = self.pop('category')
-        if not value: return
-        context = self._getContext()
-        tags = context['tags']
-        if value and len(tags) and not tags[-1]['term']:
-            tags[-1]['term'] = value
-        else:
-            self._addTag(value, None, None)
-    _end_dc_subject = _end_category
-    _end_keywords = _end_category
-    _end_itunes_category = _end_category
-
-    def _start_cloud(self, attrsD):
-        self._getContext()['cloud'] = FeedParserDict(attrsD)
-        
-    def _start_link(self, attrsD):
-        attrsD.setdefault('rel', 'alternate')
-        attrsD.setdefault('type', 'text/html')
-        attrsD = self._itsAnHrefDamnIt(attrsD)
-        if attrsD.has_key('href'):
-            attrsD['href'] = self.resolveURI(attrsD['href'])
-        expectingText = self.infeed or self.inentry or self.insource
-        context = self._getContext()
-        context.setdefault('links', [])
-        context['links'].append(FeedParserDict(attrsD))
-        if attrsD['rel'] == 'enclosure':
-            self._start_enclosure(attrsD)
-        if attrsD.has_key('href'):
-            expectingText = 0
-            if (attrsD.get('rel') == 'alternate') and (self.mapContentType(attrsD.get('type')) in self.html_types):
-                context['link'] = attrsD['href']
-        else:
-            self.push('link', expectingText)
-    _start_producturl = _start_link
-
-    def _end_link(self):
-        value = self.pop('link')
-        context = self._getContext()
-        if self.intextinput:
-            context['textinput']['link'] = value
-        if self.inimage:
-            context['image']['link'] = value
-    _end_producturl = _end_link
-
-    def _start_guid(self, attrsD):
-        self.guidislink = (attrsD.get('ispermalink', 'true') == 'true')
-        self.push('id', 1)
-
-    def _end_guid(self):
-        value = self.pop('id')
-        self._save('guidislink', self.guidislink and not self._getContext().has_key('link'))
-        if self.guidislink:
-            # guid acts as link, but only if 'ispermalink' is not present or is 'true',
-            # and only if the item doesn't already have a link element
-            self._save('link', value)
-
-    def _start_title(self, attrsD):
-        self.pushContent('title', attrsD, 'text/plain', self.infeed or self.inentry or self.insource)
-    _start_dc_title = _start_title
-    _start_media_title = _start_title
-
-    def _end_title(self):
-        value = self.popContent('title')
-        context = self._getContext()
-        if self.intextinput:
-            context['textinput']['title'] = value
-        elif self.inimage:
-            context['image']['title'] = value
-    _end_dc_title = _end_title
-    _end_media_title = _end_title
-
-    def _start_description(self, attrsD):
-        context = self._getContext()
-        if context.has_key('summary'):
-            self._summaryKey = 'content'
-            self._start_content(attrsD)
-        else:
-            self.pushContent('description', attrsD, 'text/html', self.infeed or self.inentry or self.insource)
-
-    def _start_abstract(self, attrsD):
-        self.pushContent('description', attrsD, 'text/plain', self.infeed or self.inentry or self.insource)
-
-    def _end_description(self):
-        if self._summaryKey == 'content':
-            self._end_content()
-        else:
-            value = self.popContent('description')
-            context = self._getContext()
-            if self.intextinput:
-                context['textinput']['description'] = value
-            elif self.inimage:
-                context['image']['description'] = value
-        self._summaryKey = None
-    _end_abstract = _end_description
-
-    def _start_info(self, attrsD):
-        self.pushContent('info', attrsD, 'text/plain', 1)
-    _start_feedburner_browserfriendly = _start_info
-
-    def _end_info(self):
-        self.popContent('info')
-    _end_feedburner_browserfriendly = _end_info
-
-    def _start_generator(self, attrsD):
-        if attrsD:
-            attrsD = self._itsAnHrefDamnIt(attrsD)
-            if attrsD.has_key('href'):
-                attrsD['href'] = self.resolveURI(attrsD['href'])
-        self._getContext()['generator_detail'] = FeedParserDict(attrsD)
-        self.push('generator', 1)
-
-    def _end_generator(self):
-        value = self.pop('generator')
-        context = self._getContext()
-        if context.has_key('generator_detail'):
-            context['generator_detail']['name'] = value
-            
-    def _start_admin_generatoragent(self, attrsD):
-        self.push('generator', 1)
-        value = self._getAttribute(attrsD, 'rdf:resource')
-        if value:
-            self.elementstack[-1][2].append(value)
-        self.pop('generator')
-        self._getContext()['generator_detail'] = FeedParserDict({'href': value})
-
-    def _start_admin_errorreportsto(self, attrsD):
-        self.push('errorreportsto', 1)
-        value = self._getAttribute(attrsD, 'rdf:resource')
-        if value:
-            self.elementstack[-1][2].append(value)
-        self.pop('errorreportsto')
-        
-    def _start_summary(self, attrsD):
-        context = self._getContext()
-        if context.has_key('summary'):
-            self._summaryKey = 'content'
-            self._start_content(attrsD)
-        else:
-            self._summaryKey = 'summary'
-            self.pushContent(self._summaryKey, attrsD, 'text/plain', 1)
-    _start_itunes_summary = _start_summary
-
-    def _end_summary(self):
-        if self._summaryKey == 'content':
-            self._end_content()
-        else:
-            self.popContent(self._summaryKey or 'summary')
-        self._summaryKey = None
-    _end_itunes_summary = _end_summary
-        
-    def _start_enclosure(self, attrsD):
-        attrsD = self._itsAnHrefDamnIt(attrsD)
-        self._getContext().setdefault('enclosures', []).append(FeedParserDict(attrsD))
-        href = attrsD.get('href')
-        if href:
-            context = self._getContext()
-            if not context.get('id'):
-                context['id'] = href
-            
-    def _start_source(self, attrsD):
-        self.insource = 1
-
-    def _end_source(self):
-        self.insource = 0
-        self._getContext()['source'] = copy.deepcopy(self.sourcedata)
-        self.sourcedata.clear()
-
-    def _start_content(self, attrsD):
-        self.pushContent('content', attrsD, 'text/plain', 1)
-        src = attrsD.get('src')
-        if src:
-            self.contentparams['src'] = src
-        self.push('content', 1)
-
-    def _start_prodlink(self, attrsD):
-        self.pushContent('content', attrsD, 'text/html', 1)
-
-    def _start_body(self, attrsD):
-        self.pushContent('content', attrsD, 'application/xhtml+xml', 1)
-    _start_xhtml_body = _start_body
-
-    def _start_content_encoded(self, attrsD):
-        self.pushContent('content', attrsD, 'text/html', 1)
-    _start_fullitem = _start_content_encoded
-
-    def _end_content(self):
-        copyToDescription = self.mapContentType(self.contentparams.get('type')) in (['text/plain'] + self.html_types)
-        value = self.popContent('content')
-        if copyToDescription:
-            self._save('description', value)
-    _end_body = _end_content
-    _end_xhtml_body = _end_content
-    _end_content_encoded = _end_content
-    _end_fullitem = _end_content
-    _end_prodlink = _end_content
-
-    def _start_itunes_image(self, attrsD):
-        self.push('itunes_image', 0)
-        self._getContext()['image'] = FeedParserDict({'href': attrsD.get('href')})
-    _start_itunes_link = _start_itunes_image
-        
-    def _end_itunes_block(self):
-        value = self.pop('itunes_block', 0)
-        self._getContext()['itunes_block'] = (value == 'yes') and 1 or 0
-
-    def _end_itunes_explicit(self):
-        value = self.pop('itunes_explicit', 0)
-        self._getContext()['itunes_explicit'] = (value == 'yes') and 1 or 0
-
-if _XML_AVAILABLE:
-    class _StrictFeedParser(_FeedParserMixin, xml.sax.handler.ContentHandler):
-        def __init__(self, baseuri, baselang, encoding):
-            if _debug: sys.stderr.write('trying StrictFeedParser\n')
-            xml.sax.handler.ContentHandler.__init__(self)
-            _FeedParserMixin.__init__(self, baseuri, baselang, encoding)
-            self.bozo = 0
-            self.exc = None
-        
-        def startPrefixMapping(self, prefix, uri):
-            self.trackNamespace(prefix, uri)
-        
-        def startElementNS(self, name, qname, attrs):
-            namespace, localname = name
-            lowernamespace = str(namespace or '').lower()
-            if lowernamespace.find('backend.userland.com/rss') <> -1:
-                # match any backend.userland.com namespace
-                namespace = 'http://backend.userland.com/rss'
-                lowernamespace = namespace
-            if qname and qname.find(':') > 0:
-                givenprefix = qname.split(':')[0]
-            else:
-                givenprefix = None
-            prefix = self._matchnamespaces.get(lowernamespace, givenprefix)
-            if givenprefix and (prefix == None or (prefix == '' and lowernamespace == '')) and not self.namespacesInUse.has_key(givenprefix):
-                    raise UndeclaredNamespace, "'%s' is not associated with a namespace" % givenprefix
-            if prefix:
-                localname = prefix + ':' + localname
-            localname = str(localname).lower()
-            if _debug: sys.stderr.write('startElementNS: qname = %s, namespace = %s, givenprefix = %s, prefix = %s, attrs = %s, localname = %s\n' % (qname, namespace, givenprefix, prefix, attrs.items(), localname))
-
-            # qname implementation is horribly broken in Python 2.1 (it
-            # doesn't report any), and slightly broken in Python 2.2 (it
-            # doesn't report the xml: namespace). So we match up namespaces
-            # with a known list first, and then possibly override them with
-            # the qnames the SAX parser gives us (if indeed it gives us any
-            # at all).  Thanks to MatejC for helping me test this and
-            # tirelessly telling me that it didn't work yet.
-            attrsD = {}
-            for (namespace, attrlocalname), attrvalue in attrs._attrs.items():
-                lowernamespace = (namespace or '').lower()
-                prefix = self._matchnamespaces.get(lowernamespace, '')
-                if prefix:
-                    attrlocalname = prefix + ':' + attrlocalname
-                attrsD[str(attrlocalname).lower()] = attrvalue
-            for qname in attrs.getQNames():
-                attrsD[str(qname).lower()] = attrs.getValueByQName(qname)
-            self.unknown_starttag(localname, attrsD.items())
-
-        def characters(self, text):
-            self.handle_data(text)
-
-        def endElementNS(self, name, qname):
-            namespace, localname = name
-            lowernamespace = str(namespace or '').lower()
-            if qname and qname.find(':') > 0:
-                givenprefix = qname.split(':')[0]
-            else:
-                givenprefix = ''
-            prefix = self._matchnamespaces.get(lowernamespace, givenprefix)
-            if prefix:
-                localname = prefix + ':' + localname
-            localname = str(localname).lower()
-            self.unknown_endtag(localname)
-
-        def error(self, exc):
-            self.bozo = 1
-            self.exc = exc
-            
-        def fatalError(self, exc):
-            self.error(exc)
-            raise exc
-
-class _BaseHTMLProcessor(sgmllib.SGMLParser):
-    elements_no_end_tag = ['area', 'base', 'basefont', 'br', 'col', 'frame', 'hr',
-      'img', 'input', 'isindex', 'link', 'meta', 'param']
-    
-    def __init__(self, encoding):
-        self.encoding = encoding
-        if _debug: sys.stderr.write('entering BaseHTMLProcessor, encoding=%s\n' % self.encoding)
-        sgmllib.SGMLParser.__init__(self)
-        
-    def reset(self):
-        self.pieces = []
-        sgmllib.SGMLParser.reset(self)
-
-    def _shorttag_replace(self, match):
-        tag = match.group(1)
-        if tag in self.elements_no_end_tag:
-            return '<' + tag + ' />'
-        else:
-            return '<' + tag + '></' + tag + '>'
-        
-    def feed(self, data):
-        data = re.compile(r'<!((?!DOCTYPE|--|\[))', re.IGNORECASE).sub(r'&lt;!\1', data)
-        #data = re.sub(r'<(\S+?)\s*?/>', self._shorttag_replace, data) # bug [ 1399464 ] Bad regexp for _shorttag_replace
-        data = re.sub(r'<([^<\s]+?)\s*/>', self._shorttag_replace, data) 
-        data = data.replace('&#39;', "'")
-        data = data.replace('&#34;', '"')
-        if self.encoding and type(data) == type(u''):
-            data = data.encode(self.encoding)
-        sgmllib.SGMLParser.feed(self, data)
-
-    def normalize_attrs(self, attrs):
-        # utility method to be called by descendants
-        attrs = [(k.lower(), v) for k, v in attrs]
-        attrs = [(k, k in ('rel', 'type') and v.lower() or v) for k, v in attrs]
-        return attrs
-
-    def unknown_starttag(self, tag, attrs):
-        # called for each start tag
-        # attrs is a list of (attr, value) tuples
-        # e.g. for <pre class='screen'>, tag='pre', attrs=[('class', 'screen')]
-        if _debug: sys.stderr.write('_BaseHTMLProcessor, unknown_starttag, tag=%s\n' % tag)
-        uattrs = []
-        # thanks to Kevin Marks for this breathtaking hack to deal with (valid) high-bit attribute values in UTF-8 feeds
-        for key, value in attrs:
-            if type(value) != type(u''):
-                value = unicode(value, self.encoding)
-            uattrs.append((unicode(key, self.encoding), value))
-        strattrs = u''.join([u' %s="%s"' % (key, value) for key, value in uattrs]).encode(self.encoding)
-        if tag in self.elements_no_end_tag:
-            self.pieces.append('<%(tag)s%(strattrs)s />' % locals())
-        else:
-            self.pieces.append('<%(tag)s%(strattrs)s>' % locals())
-
-    def unknown_endtag(self, tag):
-        # called for each end tag, e.g. for </pre>, tag will be 'pre'
-        # Reconstruct the original end tag.
-        if tag not in self.elements_no_end_tag:
-            self.pieces.append("</%(tag)s>" % locals())
-
-    def handle_charref(self, ref):
-        # called for each character reference, e.g. for '&#160;', ref will be '160'
-        # Reconstruct the original character reference.
-        self.pieces.append('&#%(ref)s;' % locals())
-        
-    def handle_entityref(self, ref):
-        # called for each entity reference, e.g. for '&copy;', ref will be 'copy'
-        # Reconstruct the original entity reference.
-        self.pieces.append('&%(ref)s;' % locals())
-
-    def handle_data(self, text):
-        # called for each block of plain text, i.e. outside of any tag and
-        # not containing any character or entity references
-        # Store the original text verbatim.
-        if _debug: sys.stderr.write('_BaseHTMLProcessor, handle_text, text=%s\n' % text)
-        self.pieces.append(text)
-        
-    def handle_comment(self, text):
-        # called for each HTML comment, e.g. <!-- insert Javascript code here -->
-        # Reconstruct the original comment.
-        self.pieces.append('<!--%(text)s-->' % locals())
-        
-    def handle_pi(self, text):
-        # called for each processing instruction, e.g. <?instruction>
-        # Reconstruct original processing instruction.
-        self.pieces.append('<?%(text)s>' % locals())
-
-    def handle_decl(self, text):
-        # called for the DOCTYPE, if present, e.g.
-        # <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
-        #     "http://www.w3.org/TR/html4/loose.dtd">
-        # Reconstruct original DOCTYPE
-        self.pieces.append('<!%(text)s>' % locals())
-        
-    _new_declname_match = re.compile(r'[a-zA-Z][-_.a-zA-Z0-9:]*\s*').match
-    def _scan_name(self, i, declstartpos):
-        rawdata = self.rawdata
-        n = len(rawdata)
-        if i == n:
-            return None, -1
-        m = self._new_declname_match(rawdata, i)
-        if m:
-            s = m.group()
-            name = s.strip()
-            if (i + len(s)) == n:
-                return None, -1  # end of buffer
-            return name.lower(), m.end()
-        else:
-            self.handle_data(rawdata)
-#            self.updatepos(declstartpos, i)
-            return None, -1
-
-    def output(self):
-        '''Return processed HTML as a single string'''
-        return ''.join([str(p) for p in self.pieces])
-
-class _LooseFeedParser(_FeedParserMixin, _BaseHTMLProcessor):
-    def __init__(self, baseuri, baselang, encoding):
-        sgmllib.SGMLParser.__init__(self)
-        _FeedParserMixin.__init__(self, baseuri, baselang, encoding)
-
-    def decodeEntities(self, element, data):
-        data = data.replace('&#60;', '&lt;')
-        data = data.replace('&#x3c;', '&lt;')
-        data = data.replace('&#62;', '&gt;')
-        data = data.replace('&#x3e;', '&gt;')
-        data = data.replace('&#38;', '&amp;')
-        data = data.replace('&#x26;', '&amp;')
-        data = data.replace('&#34;', '&quot;')
-        data = data.replace('&#x22;', '&quot;')
-        data = data.replace('&#39;', '&apos;')
-        data = data.replace('&#x27;', '&apos;')
-        if self.contentparams.has_key('type') and not self.contentparams.get('type', 'xml').endswith('xml'):
-            data = data.replace('&lt;', '<')
-            data = data.replace('&gt;', '>')
-            data = data.replace('&amp;', '&')
-            data = data.replace('&quot;', '"')
-            data = data.replace('&apos;', "'")
-        return data
-        
-class _RelativeURIResolver(_BaseHTMLProcessor):
-    relative_uris = [('a', 'href'),
-                     ('applet', 'codebase'),
-                     ('area', 'href'),
-                     ('blockquote', 'cite'),
-                     ('body', 'background'),
-                     ('del', 'cite'),
-                     ('form', 'action'),
-                     ('frame', 'longdesc'),
-                     ('frame', 'src'),
-                     ('iframe', 'longdesc'),
-                     ('iframe', 'src'),
-                     ('head', 'profile'),
-                     ('img', 'longdesc'),
-                     ('img', 'src'),
-                     ('img', 'usemap'),
-                     ('input', 'src'),
-                     ('input', 'usemap'),
-                     ('ins', 'cite'),
-                     ('link', 'href'),
-                     ('object', 'classid'),
-                     ('object', 'codebase'),
-                     ('object', 'data'),
-                     ('object', 'usemap'),
-                     ('q', 'cite'),
-                     ('script', 'src')]
-
-    def __init__(self, baseuri, encoding):
-        _BaseHTMLProcessor.__init__(self, encoding)
-        self.baseuri = baseuri
-
-    def resolveURI(self, uri):
-        return _urljoin(self.baseuri, uri)
-    
-    def unknown_starttag(self, tag, attrs):
-        attrs = self.normalize_attrs(attrs)
-        attrs = [(key, ((tag, key) in self.relative_uris) and self.resolveURI(value) or value) for key, value in attrs]
-        _BaseHTMLProcessor.unknown_starttag(self, tag, attrs)
-        
-def _resolveRelativeURIs(htmlSource, baseURI, encoding):
-    if _debug: sys.stderr.write('entering _resolveRelativeURIs\n')
-    p = _RelativeURIResolver(baseURI, encoding)
-    p.feed(htmlSource)
-    return p.output()
-
-class _HTMLSanitizer(_BaseHTMLProcessor):
-    acceptable_elements = ['a', 'abbr', 'acronym', 'address', 'area', 'b', 'big',
-      'blockquote', 'br', 'button', 'caption', 'center', 'cite', 'code', 'col',
-      'colgroup', 'dd', 'del', 'dfn', 'dir', 'div', 'dl', 'dt', 'em', 'fieldset',
-      'font', 'form', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'hr', 'i', 'img', 'input',
-      'ins', 'kbd', 'label', 'legend', 'li', 'map', 'menu', 'ol', 'optgroup',
-      'option', 'p', 'pre', 'q', 's', 'samp', 'select', 'small', 'span', 'strike',
-      'strong', 'sub', 'sup', 'table', 'tbody', 'td', 'textarea', 'tfoot', 'th',
-      'thead', 'tr', 'tt', 'u', 'ul', 'var']
-
-    acceptable_attributes = ['abbr', 'accept', 'accept-charset', 'accesskey',
-      'action', 'align', 'alt', 'axis', 'border', 'cellpadding', 'cellspacing',
-      'char', 'charoff', 'charset', 'checked', 'cite', 'class', 'clear', 'cols',
-      'colspan', 'color', 'compact', 'coords', 'datetime', 'dir', 'disabled',
-      'enctype', 'for', 'frame', 'headers', 'height', 'href', 'hreflang', 'hspace',
-      'id', 'ismap', 'label', 'lang', 'longdesc', 'maxlength', 'media', 'method',
-      'multiple', 'name', 'nohref', 'noshade', 'nowrap', 'prompt', 'readonly',
-      'rel', 'rev', 'rows', 'rowspan', 'rules', 'scope', 'selected', 'shape', 'size',
-      'span', 'src', 'start', 'summary', 'tabindex', 'target', 'title', 'type',
-      'usemap', 'valign', 'value', 'vspace', 'width']
-
-    unacceptable_elements_with_end_tag = ['script', 'applet']
-
-    def reset(self):
-        _BaseHTMLProcessor.reset(self)
-        self.unacceptablestack = 0
-        
-    def unknown_starttag(self, tag, attrs):
-        if not tag in self.acceptable_elements:
-            if tag in self.unacceptable_elements_with_end_tag:
-                self.unacceptablestack += 1
-            return
-        attrs = self.normalize_attrs(attrs)
-        attrs = [(key, value) for key, value in attrs if key in self.acceptable_attributes]
-        _BaseHTMLProcessor.unknown_starttag(self, tag, attrs)
-        
-    def unknown_endtag(self, tag):
-        if not tag in self.acceptable_elements:
-            if tag in self.unacceptable_elements_with_end_tag:
-                self.unacceptablestack -= 1
-            return
-        _BaseHTMLProcessor.unknown_endtag(self, tag)
-
-    def handle_pi(self, text):
-        pass
-
-    def handle_decl(self, text):
-        pass
-
-    def handle_data(self, text):
-        if not self.unacceptablestack:
-            _BaseHTMLProcessor.handle_data(self, text)
-
-def _sanitizeHTML(htmlSource, encoding):
-    p = _HTMLSanitizer(encoding)
-    p.feed(htmlSource)
-    data = p.output()
-    if TIDY_MARKUP:
-        # loop through list of preferred Tidy interfaces looking for one that's installed,
-        # then set up a common _tidy function to wrap the interface-specific API.
-        _tidy = None
-        for tidy_interface in PREFERRED_TIDY_INTERFACES:
-            try:
-                if tidy_interface == "uTidy":
-                    from tidy import parseString as _utidy
-                    def _tidy(data, **kwargs):
-                        return str(_utidy(data, **kwargs))
-                    break
-                elif tidy_interface == "mxTidy":
-                    from mx.Tidy import Tidy as _mxtidy
-                    def _tidy(data, **kwargs):
-                        nerrors, nwarnings, data, errordata = _mxtidy.tidy(data, **kwargs)
-                        return data
-                    break
-            except:
-                pass
-        if _tidy:
-            utf8 = type(data) == type(u'')
-            if utf8:
-                data = data.encode('utf-8')
-            data = _tidy(data, output_xhtml=1, numeric_entities=1, wrap=0, char_encoding="utf8")
-            if utf8:
-                data = unicode(data, 'utf-8')
-            if data.count('<body'):
-                data = data.split('<body', 1)[1]
-                if data.count('>'):
-                    data = data.split('>', 1)[1]
-            if data.count('</body'):
-                data = data.split('</body', 1)[0]
-    data = data.strip().replace('\r\n', '\n')
-    return data
-
-class _FeedURLHandler(urllib2.HTTPDigestAuthHandler, urllib2.HTTPRedirectHandler, urllib2.HTTPDefaultErrorHandler):
-    def http_error_default(self, req, fp, code, msg, headers):
-        if ((code / 100) == 3) and (code != 304):
-            return self.http_error_302(req, fp, code, msg, headers)
-        infourl = urllib.addinfourl(fp, headers, req.get_full_url())
-        infourl.status = code
-        return infourl
-
-    def http_error_302(self, req, fp, code, msg, headers):
-        if headers.dict.has_key('location'):
-            infourl = urllib2.HTTPRedirectHandler.http_error_302(self, req, fp, code, msg, headers)
-        else:
-            infourl = urllib.addinfourl(fp, headers, req.get_full_url())
-        if not hasattr(infourl, 'status'):
-            infourl.status = code
-        return infourl
-
-    def http_error_301(self, req, fp, code, msg, headers):
-        if headers.dict.has_key('location'):
-            infourl = urllib2.HTTPRedirectHandler.http_error_301(self, req, fp, code, msg, headers)
-        else:
-            infourl = urllib.addinfourl(fp, headers, req.get_full_url())
-        if not hasattr(infourl, 'status'):
-            infourl.status = code
-        return infourl
-
-    http_error_300 = http_error_302
-    http_error_303 = http_error_302
-    http_error_307 = http_error_302
-        
-    def http_error_401(self, req, fp, code, msg, headers):
-        # Check if
-        # - server requires digest auth, AND
-        # - we tried (unsuccessfully) with basic auth, AND
-        # - we're using Python 2.3.3 or later (digest auth is irreparably broken in earlier versions)
-        # If all conditions hold, parse authentication information
-        # out of the Authorization header we sent the first time
-        # (for the username and password) and the WWW-Authenticate
-        # header the server sent back (for the realm) and retry
-        # the request with the appropriate digest auth headers instead.
-        # This evil genius hack has been brought to you by Aaron Swartz.
-        host = urlparse.urlparse(req.get_full_url())[1]
-        try:
-            assert sys.version.split()[0] >= '2.3.3'
-            assert base64 != None
-            user, passw = base64.decodestring(req.headers['Authorization'].split(' ')[1]).split(':')
-            realm = re.findall('realm="([^"]*)"', headers['WWW-Authenticate'])[0]
-            self.add_password(realm, host, user, passw)
-            retry = self.http_error_auth_reqed('www-authenticate', host, req, headers)
-            self.reset_retry_count()
-            return retry
-        except:
-            return self.http_error_default(req, fp, code, msg, headers)
-
-def _open_resource(url_file_stream_or_string, etag, modified, agent, referrer, handlers):
-    """URL, filename, or string --> stream
-
-    This function lets you define parsers that take any input source
-    (URL, pathname to local or network file, or actual data as a string)
-    and deal with it in a uniform manner.  Returned object is guaranteed
-    to have all the basic stdio read methods (read, readline, readlines).
-    Just .close() the object when you're done with it.
-
-    If the etag argument is supplied, it will be used as the value of an
-    If-None-Match request header.
-
-    If the modified argument is supplied, it must be a tuple of 9 integers
-    as returned by gmtime() in the standard Python time module. This MUST
-    be in GMT (Greenwich Mean Time). The formatted date/time will be used
-    as the value of an If-Modified-Since request header.
-
-    If the agent argument is supplied, it will be used as the value of a
-    User-Agent request header.
-
-    If the referrer argument is supplied, it will be used as the value of a
-    Referer[sic] request header.
-
-    If handlers is supplied, it is a list of handlers used to build a
-    urllib2 opener.
-    """
-
-    if hasattr(url_file_stream_or_string, 'read'):
-        return url_file_stream_or_string
-
-    if url_file_stream_or_string == '-':
-        return sys.stdin
-
-    if urlparse.urlparse(url_file_stream_or_string)[0] in ('http', 'https', 'ftp'):
-        if not agent:
-            agent = USER_AGENT
-        # test for inline user:password for basic auth
-        auth = None
-        if base64:
-            urltype, rest = urllib.splittype(url_file_stream_or_string)
-            realhost, rest = urllib.splithost(rest)
-            if realhost:
-                user_passwd, realhost = urllib.splituser(realhost)
-                if user_passwd:
-                    url_file_stream_or_string = '%s://%s%s' % (urltype, realhost, rest)
-                    auth = base64.encodestring(user_passwd).strip()
-        # try to open with urllib2 (to use optional headers)
-        request = urllib2.Request(url_file_stream_or_string)
-        request.add_header('User-Agent', agent)
-        if etag:
-            request.add_header('If-None-Match', etag)
-        if modified:
-            # format into an RFC 1123-compliant timestamp. We can't use
-            # time.strftime() since the %a and %b directives can be affected
-            # by the current locale, but RFC 2616 states that dates must be
-            # in English.
-            short_weekdays = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
-            months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
-            request.add_header('If-Modified-Since', '%s, %02d %s %04d %02d:%02d:%02d GMT' % (short_weekdays[modified[6]], modified[2], months[modified[1] - 1], modified[0], modified[3], modified[4], modified[5]))
-        if referrer:
-            request.add_header('Referer', referrer)
-        if gzip and zlib:
-            request.add_header('Accept-encoding', 'gzip, deflate')
-        elif gzip:
-            request.add_header('Accept-encoding', 'gzip')
-        elif zlib:
-            request.add_header('Accept-encoding', 'deflate')
-        else:
-            request.add_header('Accept-encoding', '')
-        if auth:
-            request.add_header('Authorization', 'Basic %s' % auth)
-        if ACCEPT_HEADER:
-            request.add_header('Accept', ACCEPT_HEADER)
-        request.add_header('A-IM', 'feed') # RFC 3229 support
-        opener = apply(urllib2.build_opener, tuple([_FeedURLHandler()] + handlers))
-        opener.addheaders = [] # RMK - must clear so we only send our custom User-Agent
-        try:
-            return opener.open(request)
-        finally:
-            opener.close() # JohnD
-    
-    # try to open with native open function (if url_file_stream_or_string is a filename)
-    try:
-        return open(url_file_stream_or_string)
-    except:
-        pass
-
-    # treat url_file_stream_or_string as string
-    return _StringIO(str(url_file_stream_or_string))
-
-_date_handlers = []
-def registerDateHandler(func):
-    '''Register a date handler function (takes string, returns 9-tuple date in GMT)'''
-    _date_handlers.insert(0, func)
-    
-# ISO-8601 date parsing routines written by Fazal Majid.
-# The ISO 8601 standard is very convoluted and irregular - a full ISO 8601
-# parser is beyond the scope of feedparser and would be a worthwhile addition
-# to the Python library.
-# A single regular expression cannot parse ISO 8601 date formats into groups
-# as the standard is highly irregular (for instance is 030104 2003-01-04 or
-# 0301-04-01), so we use templates instead.
-# Please note the order in templates is significant because we need a
-# greedy match.
-_iso8601_tmpl = ['YYYY-?MM-?DD', 'YYYY-MM', 'YYYY-?OOO',
-                'YY-?MM-?DD', 'YY-?OOO', 'YYYY', 
-                '-YY-?MM', '-OOO', '-YY',
-                '--MM-?DD', '--MM',
-                '---DD',
-                'CC', '']
-_iso8601_re = [
-    tmpl.replace(
-    'YYYY', r'(?P<year>\d{4})').replace(
-    'YY', r'(?P<year>\d\d)').replace(
-    'MM', r'(?P<month>[01]\d)').replace(
-    'DD', r'(?P<day>[0123]\d)').replace(
-    'OOO', r'(?P<ordinal>[0123]\d\d)').replace(
-    'CC', r'(?P<century>\d\d$)')
-    + r'(T?(?P<hour>\d{2}):(?P<minute>\d{2})'
-    + r'(:(?P<second>\d{2}))?'
-    + r'(?P<tz>[+-](?P<tzhour>\d{2})(:(?P<tzmin>\d{2}))?|Z)?)?'
-    for tmpl in _iso8601_tmpl]
-del tmpl
-_iso8601_matches = [re.compile(regex).match for regex in _iso8601_re]
-del regex
-def _parse_date_iso8601(dateString):
-    '''Parse a variety of ISO-8601-compatible formats like 20040105'''
-    m = None
-    for _iso8601_match in _iso8601_matches:
-        m = _iso8601_match(dateString)
-        if m: break
-    if not m: return
-    if m.span() == (0, 0): return
-    params = m.groupdict()
-    ordinal = params.get('ordinal', 0)
-    if ordinal:
-        ordinal = int(ordinal)
-    else:
-        ordinal = 0
-    year = params.get('year', '--')
-    if not year or year == '--':
-        year = time.gmtime()[0]
-    elif len(year) == 2:
-        # ISO 8601 assumes current century, i.e. 93 -> 2093, NOT 1993
-        year = 100 * int(time.gmtime()[0] / 100) + int(year)
-    else:
-        year = int(year)
-    month = params.get('month', '-')
-    if not month or month == '-':
-        # ordinals are NOT normalized by mktime, we simulate them
-        # by setting month=1, day=ordinal
-        if ordinal:
-            month = 1
-        else:
-            month = time.gmtime()[1]
-    month = int(month)
-    day = params.get('day', 0)
-    if not day:
-        # see above
-        if ordinal:
-            day = ordinal
-        elif params.get('century', 0) or \
-                 params.get('year', 0) or params.get('month', 0):
-            day = 1
-        else:
-            day = time.gmtime()[2]
-    else:
-        day = int(day)
-    # special case of the century - is the first year of the 21st century
-    # 2000 or 2001 ? The debate goes on...
-    if 'century' in params.keys():
-        year = (int(params['century']) - 1) * 100 + 1
-    # in ISO 8601 most fields are optional
-    for field in ['hour', 'minute', 'second', 'tzhour', 'tzmin']:
-        if not params.get(field, None):
-            params[field] = 0
-    hour = int(params.get('hour', 0))
-    minute = int(params.get('minute', 0))
-    second = int(params.get('second', 0))
-    # weekday is normalized by mktime(), we can ignore it
-    weekday = 0
-    # daylight savings is complex, but not needed for feedparser's purposes
-    # as time zones, if specified, include mention of whether it is active
-    # (e.g. PST vs. PDT, CET). Using -1 is implementation-dependent and
-    # and most implementations have DST bugs
-    daylight_savings_flag = 0
-    tm = [year, month, day, hour, minute, second, weekday,
-          ordinal, daylight_savings_flag]
-    # ISO 8601 time zone adjustments
-    tz = params.get('tz')
-    if tz and tz != 'Z':
-        if tz[0] == '-':
-            tm[3] += int(params.get('tzhour', 0))
-            tm[4] += int(params.get('tzmin', 0))
-        elif tz[0] == '+':
-            tm[3] -= int(params.get('tzhour', 0))
-            tm[4] -= int(params.get('tzmin', 0))
-        else:
-            return None
-    # Python's time.mktime() is a wrapper around the ANSI C mktime(3c)
-    # which is guaranteed to normalize d/m/y/h/m/s.
-    # Many implementations have bugs, but we'll pretend they don't.
-    return time.localtime(time.mktime(tm))
-registerDateHandler(_parse_date_iso8601)
-    
-# 8-bit date handling routines written by ytrewq1.
-_korean_year  = u'\ub144' # b3e2 in euc-kr
-_korean_month = u'\uc6d4' # bff9 in euc-kr
-_korean_day   = u'\uc77c' # c0cf in euc-kr
-_korean_am    = u'\uc624\uc804' # bfc0 c0fc in euc-kr
-_korean_pm    = u'\uc624\ud6c4' # bfc0 c8c4 in euc-kr
-
-_korean_onblog_date_re = \
-    re.compile('(\d{4})%s\s+(\d{2})%s\s+(\d{2})%s\s+(\d{2}):(\d{2}):(\d{2})' % \
-               (_korean_year, _korean_month, _korean_day))
-_korean_nate_date_re = \
-    re.compile(u'(\d{4})-(\d{2})-(\d{2})\s+(%s|%s)\s+(\d{,2}):(\d{,2}):(\d{,2})' % \
-               (_korean_am, _korean_pm))
-def _parse_date_onblog(dateString):
-    '''Parse a string according to the OnBlog 8-bit date format'''
-    m = _korean_onblog_date_re.match(dateString)
-    if not m: return
-    w3dtfdate = '%(year)s-%(month)s-%(day)sT%(hour)s:%(minute)s:%(second)s%(zonediff)s' % \
-                {'year': m.group(1), 'month': m.group(2), 'day': m.group(3),\
-                 'hour': m.group(4), 'minute': m.group(5), 'second': m.group(6),\
-                 'zonediff': '+09:00'}
-    if _debug: sys.stderr.write('OnBlog date parsed as: %s\n' % w3dtfdate)
-    return _parse_date_w3dtf(w3dtfdate)
-registerDateHandler(_parse_date_onblog)
-
-def _parse_date_nate(dateString):
-    '''Parse a string according to the Nate 8-bit date format'''
-    m = _korean_nate_date_re.match(dateString)
-    if not m: return
-    hour = int(m.group(5))
-    ampm = m.group(4)
-    if (ampm == _korean_pm):
-        hour += 12
-    hour = str(hour)
-    if len(hour) == 1:
-        hour = '0' + hour
-    w3dtfdate = '%(year)s-%(month)s-%(day)sT%(hour)s:%(minute)s:%(second)s%(zonediff)s' % \
-                {'year': m.group(1), 'month': m.group(2), 'day': m.group(3),\
-                 'hour': hour, 'minute': m.group(6), 'second': m.group(7),\
-                 'zonediff': '+09:00'}
-    if _debug: sys.stderr.write('Nate date parsed as: %s\n' % w3dtfdate)
-    return _parse_date_w3dtf(w3dtfdate)
-registerDateHandler(_parse_date_nate)
-
-_mssql_date_re = \
-    re.compile('(\d{4})-(\d{2})-(\d{2})\s+(\d{2}):(\d{2}):(\d{2})(\.\d+)?')
-def _parse_date_mssql(dateString):
-    '''Parse a string according to the MS SQL date format'''
-    m = _mssql_date_re.match(dateString)
-    if not m: return
-    w3dtfdate = '%(year)s-%(month)s-%(day)sT%(hour)s:%(minute)s:%(second)s%(zonediff)s' % \
-                {'year': m.group(1), 'month': m.group(2), 'day': m.group(3),\
-                 'hour': m.group(4), 'minute': m.group(5), 'second': m.group(6),\
-                 'zonediff': '+09:00'}
-    if _debug: sys.stderr.write('MS SQL date parsed as: %s\n' % w3dtfdate)
-    return _parse_date_w3dtf(w3dtfdate)
-registerDateHandler(_parse_date_mssql)
-
-# Unicode strings for Greek date strings
-_greek_months = \
-  { \
-   u'\u0399\u03b1\u03bd': u'Jan',       # c9e1ed in iso-8859-7
-   u'\u03a6\u03b5\u03b2': u'Feb',       # d6e5e2 in iso-8859-7
-   u'\u039c\u03ac\u03ce': u'Mar',       # ccdcfe in iso-8859-7
-   u'\u039c\u03b1\u03ce': u'Mar',       # cce1fe in iso-8859-7
-   u'\u0391\u03c0\u03c1': u'Apr',       # c1f0f1 in iso-8859-7
-   u'\u039c\u03ac\u03b9': u'May',       # ccdce9 in iso-8859-7
-   u'\u039c\u03b1\u03ca': u'May',       # cce1fa in iso-8859-7
-   u'\u039c\u03b1\u03b9': u'May',       # cce1e9 in iso-8859-7
-   u'\u0399\u03bf\u03cd\u03bd': u'Jun', # c9effded in iso-8859-7
-   u'\u0399\u03bf\u03bd': u'Jun',       # c9efed in iso-8859-7
-   u'\u0399\u03bf\u03cd\u03bb': u'Jul', # c9effdeb in iso-8859-7
-   u'\u0399\u03bf\u03bb': u'Jul',       # c9f9eb in iso-8859-7
-   u'\u0391\u03cd\u03b3': u'Aug',       # c1fde3 in iso-8859-7
-   u'\u0391\u03c5\u03b3': u'Aug',       # c1f5e3 in iso-8859-7
-   u'\u03a3\u03b5\u03c0': u'Sep',       # d3e5f0 in iso-8859-7
-   u'\u039f\u03ba\u03c4': u'Oct',       # cfeaf4 in iso-8859-7
-   u'\u039d\u03bf\u03ad': u'Nov',       # cdefdd in iso-8859-7
-   u'\u039d\u03bf\u03b5': u'Nov',       # cdefe5 in iso-8859-7
-   u'\u0394\u03b5\u03ba': u'Dec',       # c4e5ea in iso-8859-7
-  }
-
-_greek_wdays = \
-  { \
-   u'\u039a\u03c5\u03c1': u'Sun', # caf5f1 in iso-8859-7
-   u'\u0394\u03b5\u03c5': u'Mon', # c4e5f5 in iso-8859-7
-   u'\u03a4\u03c1\u03b9': u'Tue', # d4f1e9 in iso-8859-7
-   u'\u03a4\u03b5\u03c4': u'Wed', # d4e5f4 in iso-8859-7
-   u'\u03a0\u03b5\u03bc': u'Thu', # d0e5ec in iso-8859-7
-   u'\u03a0\u03b1\u03c1': u'Fri', # d0e1f1 in iso-8859-7
-   u'\u03a3\u03b1\u03b2': u'Sat', # d3e1e2 in iso-8859-7   
-  }
-
-_greek_date_format_re = \
-    re.compile(u'([^,]+),\s+(\d{2})\s+([^\s]+)\s+(\d{4})\s+(\d{2}):(\d{2}):(\d{2})\s+([^\s]+)')
-
-def _parse_date_greek(dateString):
-    '''Parse a string according to a Greek 8-bit date format.'''
-    m = _greek_date_format_re.match(dateString)
-    if not m: return
-    try:
-        wday = _greek_wdays[m.group(1)]
-        month = _greek_months[m.group(3)]
-    except:
-        return