To Execute this code:

1. pip install captcha or pillow
2. make an object of a class 'anyVariable = recaptchaTest()'
3. Generate a random string from 'captcha_text = anyVariable.capRandomText()'
4. pass Generated string in as an argument in 'anyVariable.capImage(captcha_text)'
5. At the end Validation 'retVal = anyVariable.capValidate(captcha_text,input_captcha)' Note : Here I returned Int 1 = True , -1 = False