python中文件基本操作

#! /usr/bin/env python# -*- coding:utf8 -*-import osdef main():    # file= open("E:/tmp/t.txt","w+")    # str = raw_input("input:")    # file.write(str)    # file.close()    #    # filePath = "E:/tmp/t.txt"    # if not os.path.exists(filePath):    #     return    # file= open(filePath,"r+")    # str = file.readline()    # print str    # str = file.readline()    # print str    # file.close()    os.mkdir("E:/tmp/dir")if __name__ == '__main__':    main()