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9-11 Import Admin Class: Based on the work done to complete Exercise 9-8, store the User, Privileges, and Admin classes in a module, create a file, create an instance of Admin in it, and call the method show_Privileges () on it to make sure everything works correctly. ?The policy mode is the packaging of the algorithm, which separates the responsibility of using the algorithm from the algorithm itself and delegates it to different objects. Policy patterns usually wrap a series of algorithms into a series of policy classes. To encapsulate the policy pattern in one sentence is to "encapsulate each algorithm into a different policy class so that they can be interchanged". The following is the structure diagram of the policy mode:葫芦定睛一看，远处烟尘滚滚，一队元军骑兵正赶过来，足有五千人数。Grandma Lily took little Charlie's hand into the room and was ready to go to bed.这些年中原之地楚汉之间战火不断，汉国为了维持钱粮供给，对中原之地的索取也不少，长此以往下去，本来的富庶之地，老百姓的生活当真是苦不堪言。礼尚往来，我庞取义也是懂规矩的人。　　为此薛风发