Return a formated dict context

def _get_dump_item_context(self, index, name, opts):
        """
        Return a formated dict context
        """
        c = {
            'item_no': index,
            'label': name,
            'name': name,
            'models': ' '.join(opts['models']),
            'natural_key': '',
        }
        if opts.get('use_natural_key', False):
            c['natural_key'] = ' -n'
        c.update(self.get_global_context())
        return c