[tvshow] Handles month only but not year only

Query: tvshow burn notice
ERROR:scripts.ibid-plugin:Exception occured in TVShow processor of lookup plugin
Traceback (most recent call last):
  File "scripts/ibid-plugin", line 121, in <module>
    processor.process(event)
  File "/home/stefanor/projects/ibid/tvshow/ibid/plugins/__init__.py", line 65, in process
    method(event, *match.groups())
  File "/home/stefanor/projects/ibid/tvshow/ibid/plugins/lookup.py", line 812, in tvshow
    retr_info = self.remote_tvrage(show)
  File "/home/stefanor/projects/ibid/tvshow/ibid/plugins/lookup.py", line 806, in remote_tvrage
    date = strftime(format_to, strptime(date, format_from))
  File "/usr/lib/python2.5/_strptime.py", line 330, in strptime
    (data_string, format))
ValueError: time data did not match format: data=2010 fmt=%b/%Y
WARNING:plugins.unicode:Found a non-unicode string: exception
Response: I'm not feeling too well

This is the data:
Show ID@15383
Show Name@Burn Notice
Show URL@http://www.tvrage.com/Burn_Notice
Premiered@2007
Started@Jun/28/2007
Ended@
Latest Episode@03x09^Long Way Back^Aug/06/2009
Next Episode@03x11^Friendly Fire^2010
GMT+0 NODST@
Country@USA
Status@Returning Series
Classification@Scripted
Genres@Action | Adventure | Crime | Drama
Network@USA
Airtime@Thursday at 09:00 pm
Runtime@60