Python 随机生成中文验证码

8年前
# -*- coding: utf-8 -*-  import Image,ImageDraw,ImageFont  import random  import math, string      class RandomChar():    """用于随机生成汉字"""    @staticmethod    def Unicode():      val = random.randint(0x4E00, 0x9FBF)      return unichr(val)        @staticmethod    def GB2312():      head = random.randint(0xB0, 0xCF)      body = random.randint(0xA, 0xF)      tail = random.randint(0, 0xF)      val = ( head << 8 ) | (body << 4) | tail      str = "%x" % val      return str.decode('hex').decode('gb2312')      class ImageChar():    def __init__(self, fontColor = (0, 0, 0),                       size = (100, 40),                       fontPath = 'wqy.ttc',                       bgColor = (255, 255, 255),                       fontSize = 20):      self.size = size      self.fontPath = fontPath      self.bgColor = bgColor      self.fontSize = fontSize      self.fontColor = fontColor      self.font = ImageFont.truetype(self.fontPath, self.fontSize)      self.image = Image.new('RGB', size, bgColor)        def rotate(self):      self.image.rotate(random.randint(0, 30), expand=0)        def drawText(self, pos, txt, fill):      draw = ImageDraw.Draw(self.image)      draw.text(pos, txt, font=self.font, fill=fill)      del draw        def randRGB(self):      return (random.randint(0, 255),             random.randint(0, 255),             random.randint(0, 255))        def randPoint(self):      (width, height) = self.size      return (random.randint(0, width), random.randint(0, height))        def randLine(self, num):      draw = ImageDraw.Draw(self.image)      for i in range(0, num):        draw.line([self.randPoint(), self.randPoint()], self.randRGB())      del draw        def randChinese(self, num):      gap = 5      start = 0      for i in range(0, num):        char = RandomChar().GB2312()        x = start + self.fontSize * i + random.randint(0, gap) + gap * i        self.drawText((x, random.randint(-5, 5)), RandomChar().GB2312(), self.randRGB())        self.rotate()      self.randLine(18)        def save(self, path):      self.image.save(path)