Traceback (most recent call last):

 "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 1627, in process_info
success = dl(filename, info_dict)

 "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 1569, in dl
return fd.download(name, info)

 "/usr/local/bin/youtube-dl/youtube_dl/downloader/common.py", line 344, in download
return self.real_download(filename, info_dict)

 "/usr/local/bin/youtube-dl/youtube_dl/downloader/hls.py", line 49, in real_download
success = ctx['dl'].download(frag_filename, {'url': frag_url})

 "/usr/local/bin/youtube-dl/youtube_dl/downloader/common.py", line 344, in download
return self.real_download(filename, info_dict)

 "/usr/local/bin/youtube-dl/youtube_dl/downloader/http.py", line 58, in real_download
data = self.ydl.urlopen(request)

 "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 1929, in urlopen
return self._opener.open(req, timeout=self._socket_timeout)

 "/usr/lib64/python2.7/urllib2.py", line 410, in open
response = meth(req, response)

 "/usr/lib64/python2.7/urllib2.py", line 523, in http_response
'http', request, response, code, msg, hdrs)

 "/usr/lib64/python2.7/urllib2.py", line 448, in error
return self._call_chain(_args)

 "/usr/lib64/python2.7/urllib2.py", line 382, in _call_chain
result = func(_args)

 "/usr/lib64/python2.7/urllib2.py", line 531, in http_error_default
raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)HTTPError: HTTP Error 404: Not Found

Traceback (most recent call last):

 "/usr/lib/python2.6/doctest.py", line 1248, in **run
compileflags, 1) in test.globs

 "<doctest networkx.drawing.nx_pylab.draw[1]>", line 1, in <module>
nx.draw(G)

 "/home/morph/deb/build-area/python-networkx-1.3/networkx/drawing/nx_pylab.py", line 124, in draw
cf=pylab.gcf()

 "/usr/lib/pymodules/python2.6/matplotlib/pyplot.py", line 292, in gcf
return figure()

 "/usr/lib/pymodules/python2.6/matplotlib/pyplot.py", line 270, in figure
**kwargs)

 "/usr/lib/pymodules/python2.6/matplotlib/backends/backend_tkagg.py", line 83, in new_figure_manager
window = Tk.Tk()

 "/usr/lib/python2.6/lib-tk/Tkinter.py", line 1646, in __init**
self.tk = _tkinter.create(screenName, baseName, className, interactive, wantobjects, useTk, sync, use)##
TclError: no display name and no $DISPLAY environment variable