app.py 文件源码

def xgb():
    response = {'succeed': 0}
    try:
        captcha_file = request.files['captcha']
    except Exception as e:
        response['reason'] = "cannot fetch the image file, please post it with key 'captcha'."
        return json.dumps(response)

    if not allowed_file(captcha_file.filename):
        response['reason'] = "this file type is no supported."
        return json.dumps(response)

    try:
        filename = time.time()
        captcha_file.save("tmp/%s" % (str(filename)))
        cmd = "tesseract tmp/%s stdout" % (filename)
        predict = str(os.popen(cmd).read().strip('\n'))

        os.popen("mv tmp/%s tmp/%s" % (str(filename), "".join([str(filename), "_", predict])))
    except Exception as e:
        response['reason'] = "an error occurred: %s" % str(e)
    else:
        response['succeed'] = 1
        response['result'] = predict
    return json.dumps(response)