Captcha

A captcha library that generates audio and image CAPTCHAs.

Features

1. Audio CAPTCHAs DEMO
2. Image CAPTCHAs

Installation

Install captcha with pip:

$ pip install captcha

Usage

Audio and Image CAPTCHAs are in seprated modules:

from captcha.audio import AudioCaptcha
from captcha.image import ImageCaptcha

audio = AudioCaptcha(voicedir='/path/to/voices')
image = ImageCaptcha(fonts=['/path/A.ttf', '/path/B.ttf'])

data = audio.generate('1234')
audio.write('1234', 'out.wav')

data = image.generate('1234')
image.write('1234', 'out.png')

This is the APIs for your daily works. We do have built-in voice data and font data. But it is suggested that you use your own voice and font data.

Server Usage

start a local API captcha server

$ gunicorn server:app GET http://127.0.0.1:8000/cpc?[captcha string]

Contribution

We need voice wav files. The voice wav file should be in 8-bit, please keep it as small as possible. Name your voice file as:

{{language}}-{{character}}-{{username}}.wav
# exmaple: zh-1-lepture.wav

TODO: we need a place to upload voice files.