python常用數據結構的常用操作

作爲基礎練習吧。列表LIST，元組TUPLE,集合SET，字符串STRING等等，顯示，增刪，合併。。。 #===========List===================== shoplist = ['apple','mango','carrot','banana'] print 'I have ',len(shoplist), ' items to purchase.' print 'Th

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