先給大家分享一下全部代碼

import osfrom PIL import Imageimport tkinterimport tkinter.filedialogimport tkinter.messageboxclass Window():  def __init__(self):    self.root = root = tkinter.Tk()    self.menu = tkinter.Menu(root)    self.submenu = tkinter.Menu(self.menu, tearoff=0)    self.submenu.add_command(label='作者: 王小濤同學')    root.config(menu=self.submenu)    self.Image = tkinter.StringVar()    self.Image.set('.bmp')    self.mstatus = tkinter.IntVar()    self.fstatus = tkinter.IntVar()    self.mstatus.set(0)    self.fstatus.set(0)    self.status = tkinter.StringVar()    self.label = tkinter.Label(root, text='輸入百分比')    self.label.place(x=5, y=5)    self.entryNew = tkinter.Entry(root)    self.entryNew.place(x=70, y=5)    self.checkM = tkinter.Checkbutton(self.root, text='批量轉換', command=self.OnCheckM, variable=self.mstatus, onvalue=1, offvalue=0)    self.checkM.place(x=5, y=30)    self.label = tkinter.Label(root, text='選擇文件')    self.label.place(x=5, y=55)    self.entryFile = tkinter.Entry(root)    self.entryFile.place(x=70, y=55)    self.BrowserFileButton = tkinter.Button(root, text='瀏覽', command=self.BrowserFile)    self.BrowserFileButton.place(x=220, y=55)    self.label = tkinter.Label(root, text='選擇目錄')    self.label.place(x=5, y=90)    self.entryDir = tkinter.Entry(root, state=tkinter.DISABLED)    self.entryDir.place(x=70, y=90)    self.BrowserDirButton = tkinter.Button(root, text='瀏覽', command=self.BrowserDir, state=tkinter.DISABLED)    self.BrowserDirButton.place(x=220, y=90)    self.checkF = tkinter.Checkbutton(root, text='改變文件格式', onvalue=1, offvalue=0, variable=self.fstatus, command=self.OnCheckF)    self.checkF.place(x=5, y=120)    frame = tkinter.Frame(root, )    frame.place(x=10, y=150)    self.rBmp = tkinter.Radiobutton(frame, variable=self.Image, value='.bmp', text='BMP', state=tkinter.DISABLED)    self.rBmp.pack(anchor='w')    self.rJpg = tkinter.Radiobutton(frame, variable=self.Image, value='.jpg', text='JPG', state=tkinter.DISABLED)    self.rJpg.pack(anchor='w')    self.rPng = tkinter.Radiobutton(frame, variable=self.Image, value='.png', text='PNG', state=tkinter.DISABLED)    self.rPng.pack(anchor='w')    self.rGif = tkinter.Radiobutton(frame, variable=self.Image, value='.gif', text='GIF', state=tkinter.DISABLED)    self.rGif.pack(anchor='w')    self.ButtonCov = tkinter.Button(root, text='轉換格式', command=self.Conv, )    self.ButtonCov.place(x=120, y=180)    self.statusLabel = tkinter.Label(root, textvariable=self.status, fg='red')    self.statusLabel.place(x=80, y=220)  def OnCheckM(self):    if not self.mstatus.get():      self.entryDir.config(state=tkinter.DISABLED)      self.entryFile.config(state=tkinter.NORMAL)      self.BrowserFileButton.config(state=tkinter.NORMAL)      self.BrowserDirButton.config(state=tkinter.DISABLED)    else:      self.entryDir.config(state=tkinter.NORMAL)      self.entryFile.config(state=tkinter.DISABLED)      self.BrowserFileButton.config(state=tkinter.DISABLED)      self.BrowserDirButton.config(state=tkinter.NORMAL)  def OnCheckF(self):    if not self.fstatus.get():      self.rBmp.config(state=tkinter.DISABLED)      self.rPng.config(state=tkinter.DISABLED)      self.rJpg.config(state=tkinter.DISABLED)      self.rGif.config(state=tkinter.DISABLED)    else:      self.rBmp.config(state=tkinter.NORMAL)      self.rPng.config(state=tkinter.NORMAL)      self.rJpg.config(state=tkinter.NORMAL)      self.rGif.config(state=tkinter.NORMAL)  def BrowserFile(self):    file = tkinter.filedialog.askopenfilename(title='Python player', filetypes=[('JPG', '*.jpg'), ('BMP', '*.bmp'), ('GIF', '*.gif'), ('PNG', '*.png')])    if file:      self.entryFile.delete(0, tkinter.END)      self.entryFile.insert(tkinter.END, file)  def BrowserDir(self):    directory = tkinter.filedialog.askdirectory(title='Python')    if directory:      self.entryDir.delete(0, tkinter.END)      self.entryDir.insert(tkinter.END, directory)  def make(self, file, format=None):    im = Image.open(file)    mode = im.mode    if mode not in('L', 'RGB'):      im = im.convert('RGB')    width, height = im.size    s = self.entryNew.get()    if s == '':      tkinter.messagebox.showerror('出錯啦', '請輸入百分比')      return    else:      n = int(s)    nwidth = int(width*n/100)    nheight = int(height*n/100)    thumb = im.resize((nwidth, nheight), Image.ANTIALIAS)    if format:      thumb.save(file[:(len(file)-4)] + '_thumb' + format)    else:      thumb.save(file[:(len(file)-4)] + '_thumb' + file[-4:])  def Conv(self):    n = 0    if self.mstatus.get():      path = self.entryDir.get()      if path == "":        tkinter.messagebox.showerror('出錯啦', '請選擇路徑')        return      filenames = os.listdir(path)      if self.fstatus.get():        f = self.Image.get()        print(f)        for filename in filenames:          if filename[-3:] in ('bmp', 'jpg', 'gif', 'png'):            self.make(path+'/'+filename, f)            n += 1      else:        for filename in filenames:          if filename[-3:] in ('bmp', 'jpg', 'gif', 'png'):            self.make(path+'/'+filename)            n += 1    else:      file = self.entryFile.get()      if file == '':        tkinter.messagebox.showerror('出錯啦', '請選擇文件')        return      if self.fstatus.get():        f = self.Image.get()        self.make(file, f)        n += 1      else:        self.make(file)        n += 1    self.status.set('成功轉換 %d 張圖片' % n)  def mainloop(self):    self.root.minsize(280, 270)    self.root.maxsize(280, 250)    self.root.title('圖片轉換')    self.root.mainloop()if __name__ == "__main__":  window = Window()  window.mainloop()