import tkinter与from tkinter import *的区别

from tkinter import *

class DirList(object):
    def __init__(self,initdir=None):
        self.top= Tk()  ##可以不加tkinter前缀
        self.label = Label(self.top, text="Directory Lister V1.1") ##可以不加tkinter前缀
        self.label.pack()

import tkinter

class DirList(object):
    def __init__(self,initdir=None):
        self.top= tkinter.Tk()  ##必须加tkinter前缀
        self.label = tkinter.Label(self.top, text="Directory Lister V1.1") ##必须加tkinter前缀
        self.label.pack()