这很简单。这是我正在使用的一个简单的Trac插件的示例：
from recaptcha.client import captchaif req.method == 'POST': response = captcha.submit( req.args['recaptcha_challenge_field'], req.args['recaptcha_response_field'], self.private_key, req.remote_addr, ) if not response.is_valid: say_captcha_is_invalid() else: do_something_useful()else: data['recaptcha_javascript'] = captcha.displayhtml(self.public_key) data['recaptcha_theme'] = self.theme return 'recaptchaticket.html', data, n
