使用wxPython制作一个有趣的验证码生成器：从零开始

import wximport randomimport stringfrom PIL import Image, ImageDraw, ImageFont  class MyFrame(wx.Frame):    def __init__(self, parent):        super().__init__(parent, title="CAPTCHA Generator", size=(300, 200))        panel = wx.Panel(self)        button = wx.Button(panel, label="Generate CAPTCHA", pos=(0, 0))        self.Bind(wx.EVT_BUTTON, self.on_button_click, button)        # 创建一个静态图片控件        self.static_bitmap = wx.StaticBitmap(panel, -1, size=(200, 80), pos=(40, 60))    def on_button_click(self, event):        # Set the dimensions of the image        IMAGE_WIDTH = 200        IMAGE_HEIGHT = 80         # Generate a random string of characters to use as the CAPTCHA text        captcha_text = ''.join(random.choices(string.ascii_uppercase + string.digits, k=6))         # Create a blank image and get a drawing context        image = Image.new('RGB', (IMAGE_WIDTH, IMAGE_HEIGHT), color = (255, 255, 255))        draw = ImageDraw.Draw(image)         # Generate a random color for the text        text_color = (random.randint(0, 255), random.randint(0, 255), random.randint(0, 255))         # Load a TrueType font file to use for the text        font = ImageFont.truetype('arial.ttf', 36)         # Draw the CAPTCHA text on the image        x0, y0, x1, y1 = draw.textbbox((0, 0), captcha_text, font=font)        text_width = x1 - x0        text_height = y1 - y0        x = (IMAGE_WIDTH - text_width) / 2        y = (IMAGE_HEIGHT - text_height) / 2        draw.text((x, y), captcha_text, fill=text_color, font=font)         # Add some noise to the image by drawing randomly placed dots        for i in range(500):            x = random.randint(0, IMAGE_WIDTH - 1)            y = random.randint(0, IMAGE_HEIGHT - 1)            draw.point((x, y), fill=(random.randint(0, 255), random.randint(0, 255), random.randint(0, 255)))         # Save the image as a PNG file with the CAPTCHA text as the filename        image.save(captcha_text + '.png', 'PNG')        # 加载PNG图片文件并显示在静态图片控件中        bitmap = wx.Bitmap(captcha_text + '.png', wx.BITMAP_TYPE_PNG)        self.static_bitmap.SetBitmap(bitmap)if __name__ == '__main__':    app = wx.App()    frame = MyFrame(None)    frame.Show(True)    app.MainLoop()