Crop Letters & Save Letters Directory

[serkanince]

hi, thanks for repo. i have a question. how can i do the following step with a different captcha dataset. I've looked but couldn't find a .py file or code sample for this step. Can you help me to use it in my academic work?

2) Getting captchas ready for the ML process: Convert captcha backgrounds to black and white. Split created picture to alphabet and digits by cropping the picture.