本文實例講述了Python基于tkinter模塊實現的改名小工具。分享給大家供大家參考，具體如下：

#!/usr/bin/env python#coding=utf-8# # 版權所有 2014 yao_yu# 本代碼以MIT許可協議發布# 文件名批量加.xls后綴# 2014-04-21 創建# import osimport tkinter as tkfrom tkinter  import ttkversion = '2014-04-21'app_title = '文件名批量加后綴 Ver:' + versionlistdir = os.listdirisdir = os.path.isdirisfile = os.path.isfilepath_join = os.path.join#---------------------------- Object Visit  ----------------------------#def visit_directory_files(root, visitor):  for i in listdir(root):    i = path_join(root, i)    if isdir(i):      if visit_directory_files(i, visitor):        return True    elif isfile(i):      if visitor(i):        return True#----------------------------  Visitor  ----------------------------#class ListVisitor(object):  def __init__(self, *visitors, terminate = True):    if (visitors          and isinstance(visitors, (list, tuple))          and isinstance(visitors[0], (list, tuple))):      visitors = visitors[0]    self._visitors = list(visitors)    self._terminate = terminate  def __call__(self, *args, **kwdargs):    for visitor in self._visitors:      if visitor(*args, **kwdargs):        return self._terminate  def append(self, visitor):    assert(visitor)    self._visitors.append(visitor)def get_screen_size(window):  return window.winfo_screenwidth(),window.winfo_screenheight()def get_window_size(window):  return window.winfo_reqwidth(),window.winfo_reqheight()def center_window(root, width, height):  screenwidth = root.winfo_screenwidth()  screenheight = root.winfo_screenheight()  size = '%dx%d+%d+%d' % (width, height, (screenwidth - width)/2, (screenheight - height)/2)  root.geometry(size)class Application(object):  def __init__(self, master):    self.master = ttk.Frame(master)    self.master.pack(side = tk.TOP, expand = tk.YES, fill = tk.BOTH)    self.create_widgets()  def create_widgets(self):    master = self.master    master.columnconfigure(1, weight=1)    master.rowconfigure(2, weight=1)    self.targetdir = tk.StringVar()    self.targetdir.set('/Volumes/Data/Document/Test')    padx = 5    pady = 10    ttk.Label(master, text="操作目錄").grid(row = 0, column = 0, stick = tk.E, padx = padx, pady = pady)    ttk.Entry(master, textvariable = self.targetdir).grid(row = 0, column = 1, stick = tk.EW, padx = padx)    commands = ttk.Frame(master)    commands.grid(row = 1, column = 0, columnspan = 2)    ttk.Button(commands, text="開始", command = self.onStart).pack(side = tk.LEFT)    ttk.Button(commands, text="退出", command = master.quit).pack(side = tk.LEFT)    self.status = tk.StringVar()    self.status.set('就緒')    master.rowconfigure(3, minsize = 160)    ttk.Label(master, textvariable = self.status, wraplength=600).grid(row = 3, column = 0, columnspan = 2, padx = padx, stick = tk.NSEW)    self.progress = ttk.Progressbar(master, maximum=100, orient=tk.HORIZONTAL, mode='determinate')    self.progress.grid(row = 4, column = 0, columnspan = 2, padx = padx, stick = tk.NSEW)  def onStart(self):    targetdir = self.targetdir.get().strip()    basename = os.path.basename(targetdir)    if os.path.isdir(targetdir):      listvisitor = ListVisitor(ProgressVisitor(self.progress),                    self.StatusVisitor(),                    FileLogVisitor(basename),                    #FileRenameVisitor(basename),                    )      visit_directory_files(targetdir, listvisitor)    else:      self.status.set('目標目錄不存在')  def StatusVisitor(self):    print_status = self.status.set    def __call__(file):      __call__.n += 1      print_status('%s,%s' % (__call__.n, file))    __call__.n = 0    return __call__splitext = os.path.splitextfile_rename = os.renameknownexts = dict.fromkeys(['.jpg', '.log', '.pdf', '.tif', '.xls', '.zip', '.rar'])class FileRenameVisitor(object):  def __init__(self, file):    self.__fp = open('%s_%s_rename.txt' % (os.path.splitext(__file__)[0], file), 'w')  def __call__(self, file):    ext = splitext(file)[1].lower()    if ext not in knownexts:      file_rename(file, file + '.xls')      self.__fp.write('%s/n' % file)  def __del__(self):    self.__fp.close()class FileLogVisitor(object):  def __init__(self, file):    self.__fp = open('%s_%s_all.txt' % (os.path.splitext(__file__)[0], file), 'w')  def __call__(self, file):    self.__fp.write('%s/n' % file)  def __del__(self):    self.__fp.close()class ProgressVisitor(object):  COUNT = 202  def __init__(self, progress, count=COUNT):    self.progress = progress    if count and isinstance(count, int) and count > 0:      self.count = count    else:      self.count = self.COUNT    self.n = 1  def __call__(self, *args, **kwdargs):    self.n += 1    if self.n == self.count:      self.progress.step()      self.progress.update()      self.n = 1  def __del__(self):    self.progress['value'] = 0if __name__ == '__main__':  root = tk.Tk()  root.title(app_title)  app = Application(root)  center_window(root, 600, 240)  tk.mainloop()