diff --git a/youtube-dl b/youtube-dl
index fbb0389be..a3522199f 100755
--- a/youtube-dl
+++ b/youtube-dl
@@ -15,7 +15,6 @@ import email.utils
import gzip
import htmlentitydefs
import httplib
-import json # TODO: json for 2.5
import locale
import math
import netrc
@@ -24,20 +23,35 @@ import os.path
import re
import socket
import string
-import StringIO
import subprocess
import sys
import time
import urllib
import urllib2
+import warnings
import zlib
+try:
+ import json
+except ImportError:
+ warnings.warn('No JSON support (TODO: insert trivialjson here)')
+
+try:
+ import cStringIO as StringIO
+except ImportError:
+ import StringIO
+
# parse_qs was moved from the cgi module to the urlparse module recently.
try:
from urlparse import parse_qs
except ImportError:
from cgi import parse_qs
+try:
+ import lxml.etree
+except ImportError: # Python < 2.6
+ pass # Handled below
+
std_headers = {
'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:2.0b11) Gecko/20100101 Firefox/4.0b11',
'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7',
@@ -1068,11 +1082,19 @@ class YoutubeIE(InfoExtractor):
pass
# description
- video_description = 'No description available.'
- if self._downloader.params.get('forcedescription', False):
- mobj = re.search(r'', video_webpage)
- if mobj is not None:
- video_description = mobj.group(1)
+ try:
+ lxml.etree
+ except NameError:
+ video_description = u'No description available.'
+ if self._downloader.params.get('forcedescription', False):
+ warnings.warn(u'You are using an old Python version, install Python 2.6+ or lxml. Falling back to old video description extractor.')
+ mobj = re.search(r'', video_webpage)
+ if mobj is not None:
+ video_description = mobj.group(1).decode('utf-8')
+ else:
+ html_parser = lxml.etree.HTMLParser(encoding='utf-8')
+ vwebpage_doc = lxml.etree.parse(StringIO.StringIO(video_webpage), html_parser)
+ video_description = u''.join(vwebpage_doc.xpath('id("eow-description")//text()'))
# token
video_token = urllib.unquote_plus(video_info['token'][0])
@@ -1130,7 +1152,7 @@ class YoutubeIE(InfoExtractor):
'ext': video_extension.decode('utf-8'),
'format': (format_param is None and u'NA' or format_param.decode('utf-8')),
'thumbnail': video_thumbnail.decode('utf-8'),
- 'description': video_description.decode('utf-8'),
+ 'description': video_description,
'player_url': player_url,
})
except UnavailableVideoError, err: