Bug 862558

Description of problem:
I tried using it in regular manner.

Version-Release number of selected component:
youtube-dl-2012.09.27-3.fc17

Additional info:
libreport version: 2.0.14
abrt_version:   2.0.13
cmdline:        python /usr/bin/youtube-dl -f 22 http://www.youtube.com/watch?v=5VrsFEiTpsQ
kernel:         3.5.4-2.fc17.x86_64

backtrace:
:InfoExtractors.py:405:<genexpr>:KeyError: 'sig'
:
:Traceback (most recent call last):
:  File "/usr/lib64/python2.7/runpy.py", line 162, in _run_module_as_main
:    "__main__", fname, loader, pkg_name)
:  File "/usr/lib64/python2.7/runpy.py", line 72, in _run_code
:    exec code in run_globals
:  File "/usr/bin/youtube-dl/__main__.py", line 7, in <module>
:    __init__.main()
:  File "/usr/bin/youtube-dl/__init__.py", line 536, in main
:    _real_main()
:  File "/usr/bin/youtube-dl/__init__.py", line 520, in _real_main
:    retcode = fd.download(all_urls)
:  File "/usr/bin/youtube-dl/FileDownloader.py", line 475, in download
:    videos = ie.extract(url)
:  File "/usr/bin/youtube-dl/InfoExtractors.py", line 80, in extract
:    return self._real_extract(url)
:  File "/usr/bin/youtube-dl/InfoExtractors.py", line 405, in _real_extract
:    url_map = dict((ud['itag'][0], ud['url'][0] + '&signature=' + ud['sig'][0]) for ud in url_data)
:  File "/usr/bin/youtube-dl/InfoExtractors.py", line 405, in <genexpr>
:    url_map = dict((ud['itag'][0], ud['url'][0] + '&signature=' + ud['sig'][0]) for ud in url_data)
:KeyError: 'sig'
:
:Local variables in innermost frame:
:.0: <listiterator object at 0x22e65d0>
:ud: {'url': ['http://o-o---preferred---sn-2gb7en76---v2---lscache8.c.youtube.com/videoplayback?upn=-x3ud_IyS2Y&sparams=cp%2Cgcr%2Cid%2Cip%2Cipbits%2Citag%2Cratebypass%2Csource%2Cupn%2Cexpire&fexp=905707%2C913548%2C914070%2C922401%2C920704%2C912806%2C927201%2C913419%2C913556%2C919349%2C919351%2C925109%2C919003%2C912706&key=yt1&itag=45&ipbits=8&signature=BC3008B97253B9E9028B4A022F3A73377778544B.067A6EB652AFF1F4A22A0E557D7C97FEC6DB475B&mv=m&sver=3&mt=1349253796&ratebypass=yes&source=youtube&ms=au&gcr=cz&expire=1349275647&ip=195.113.21.99&cp=U0hTTlJSU19JUUNOM19KTFdHOkhnemllT3hyWEtQ&id=e55aec144893a6c4&newshard=yes'], 'type': ['video/webm; codecs="vp8.0, vorbis"'], 'fallback_host': ['tc.v19.cache3.c.youtube.com'], 'quality': ['hd720'], 'itag': ['45']}