docs: def get_objects(self, **kwargs):
          '''
          Run `rpm -q` command on a {local, remote} system to get back
          details of installed RPMs.
  
          Default rpm details extracted are as follows:
              * name
              * version
              * release
              * arch
              * nvra
              * license
              * os
              * packager
              * platform
              * sourcepackage
              * sourcerpm
              * summary
          '''
          fmt = ':::'.join('%%{%s}' % f for f in self._fields)
          if self.ssh_host:
              output = self._ssh_cmd(fmt)
          else:
              output = self._local_cmd(fmt)
          if isinstance(output, basestring):
              output = unicode(output, 'utf-8')
              output = output.strip().split('\n')
          lines = [l.strip().split(':::') for l in output]
          now = utcnow()
          host = self.ssh_host or socket.gethostname()
          for line in lines:
              obj = {'host': host, '_start': now}
              for i, item in enumerate(line):
                  if item == '(none)':
                      item = None
                  obj[self._fields[i]] = item
              obj['_oid'] = '%s__%s' % (host, obj['nvra'])
              self.objects.add(obj)
          return super(Rpm, self).get_objects(**kwargs)