we need the decaptcha library with our developing program
requirment:
1. dedicated to a series of captcha with 4 or 6 alphabet and numerical characters.
2. response time is less than 1 seconds.
3. the library/API can be read by perl/python.
我们的程式需要一个decaptcha库, 要求如下
1) 专用于一组验证码.当中有4个或6个由字母和数字组成的验证图。
2) 回应时间小于1秒。
3) 该库可以被Perl/ Python的读取。