验证码生成

pip install pillow

from PIL import Image, ImageDraw, ImageFont


def get_code(request):
    img_obj = Image.new('RGB', (226, 34), get_rgb())
    img_draw = ImageDraw.Draw(img_obj)
    img_font = ImageFont.truetype('static/font/333.ttf', 30)
    code = ''
    for i in range(5):
        upper_str = chr(random.randint(65, 90))
        lower_str = chr(random.randint(97, 122))
        num = random.randint(0, 9)
        res = random.choice([upper_str, lower_str, num])
        img_draw.text((35 + i * 35, 0), res, get_rgb(), img_font)
        code += res
    io_obj = BytesIO()
    img_obj.save(io_obj, 'png')
    request.session['code'] = code
    return HttpResponse(io_obj.getvalue())


def get_rgb():
    return random.randint(0, 255), random.randint(0, 255), random.randint(0, 255)