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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def serialize(self, content):
 """ Render Django template. :return string: rendered content """

        if self.response.error:
            template_name = op.join('api', 'error.%s' % self.format)
        else:
            template_name = (self.resource._meta.emit_template
                             or self.get_template_path(content))

        template = loader.get_template(template_name)

        return template.render(RequestContext(self.request, dict(
            content=content,
            emitter=self,
            resource=self.resource)))