生成字母验证图片(python)

by 伍雪颖

from PILimport Image, ImageDraw,
ImageFont

import random

def generate_authenticode():

letters = random.sample(‘abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789‘,4)

width = 100

height = 40

im = Image.new("RGB", (width, height), (255,255,255))

dr = ImageDraw.Draw(im)

font = ImageFont.truetype("/Library/Fonts/arial.ttf",30)

for iin range(4):

dr.text((5+i*20,5),
letters[i], (random.randint(0,255), random.randint(0,255),
random.randint(0,255)), font)

del dr

for xin range(width):

for yin range(height):

if im.getpixel((x, y)) == (255,255,255):

im.putpixel((x, y), (random.randint(0,255), random.randint(0,255),
random.randint(0,255)))

im.save(‘result.png‘)

if __name__ =="__main__":

generate_authenticode()