title;author;year;mat_type;library;url web.Server Traceback (most recent call last)web.Server Traceback (most recent call last):
exceptions.TypeError: 'NoneType' object has no attribute '__getitem__'
/usr/local/lib/python2.7/dist-packages/twisted/web/server.py:192 in process
191                    self._encoder = encoder
192            self.render(resrc)
193        except:
/usr/local/lib/python2.7/dist-packages/twisted/web/server.py:241 in render
240        try:
241            body = resrc.render(self)
242        except UnsupportedMethod as e:
/usr/local/lib/python2.7/dist-packages/twisted/web/resource.py:250 in render
249            raise UnsupportedMethod(allowedMethods)
250        return m(request)
251
/home/eric/frank_scraper/frank-service/resources/legacy_api_search_resource.py:23 in render_GET
22            # Convert library names to ids.
23            libraries = self.__libraries_from_db_by_names(request.args['target'])
24            request.args['library'] = libraries.keys()
/home/eric/frank_scraper/frank-service/resources/legacy_api_search_resource.py:45 in __libraries_from_db_by_names
44                cursor.execute("SELECT id FROM libraries WHERE name = ?", [name])
45                libraries[cursor.fetchone()[0]] = name
46        return libraries
exceptions.TypeError: 'NoneType' object has no attribute '__getitem__'