# -*-coding:utf-8-*-import osfile_obj = open("test2.txt")all_lines = file_obj.readlines()for line in all_lines:  print linefile_obj.close()# 寫之前，先檢驗(yàn)文件是否存在，存在就刪掉if os.path.exists("dest.txt"):  os.remove("dest.txt")mylist = ["luoluo", "taotao", "mumu"]# 以寫的方式打開文件，如果文件不存在，就會自動創(chuàng)建file_write_obj = open("dest.txt", 'w')for var in mylist:  file_write_obj.writelines(var)  file_write_obj.write('/n')file_write_obj.close()