def render(self, context):
        try:
            output = self.filter_expression.resolve(context)
        except __HOLE__:
            # Unicode conversion can fail sometimes for reasons out of our
            # control (e.g. exception rendering). In that case, we fail quietly.
            return ''
        return _render_value_in_context(output, context)
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.3/django/template/base.py/VariableNode.render