Comment 14 for bug 861258

Another way to recreate the same Traceback reliably is to use a nonexistent lp user and ppa. For example:

In [6]: ppa.get_ppa_info_from_lp('curiousgeorge', 'forthemanwiththeyellowhat')
---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
/scratch/<ipython-input-6-01397e6b7db0> in <module>()
----> 1 ppa.get_ppa_info_from_lp('curiousgeorge', 'forthemanwiththeyellowhat')

/usr/lib/python2.7/dist-packages/softwareproperties/ppa.pyc in get_ppa_info_from_lp(owner_name, ppa_name)
     81 curl.close()
     82 lp_page = callback.contents
---> 83 return json.loads(lp_page)
     84
     85 class AddPPASigningKeyThread(Thread):

/usr/lib/python2.7/json/__init__.pyc in loads(s, encoding, cls, object_hook, parse_float, parse_int, parse_constant, object_pairs_hook, **kw)
    324 parse_int is None and parse_float is None and
    325 parse_constant is None and object_pairs_hook is None and not kw):
--> 326 return _default_decoder.decode(s)
    327 if cls is None:
    328 cls = JSONDecoder

/usr/lib/python2.7/json/decoder.pyc in decode(self, s, _w)
    364
    365 """
--> 366 obj, end = self.raw_decode(s, idx=_w(s, 0).end())
    367 end = _w(s, end).end()
    368 if end != len(s):

/usr/lib/python2.7/json/decoder.pyc in raw_decode(self, s, idx)
    382 obj, end = self.scan_once(s, idx)
    383 except StopIteration:
--> 384 raise ValueError("No JSON object could be decoded")
    385 return obj, end

ValueError: No JSON object could be decoded