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参考:https://blog.csdn.net/ScarlettYellow/article/details/80458797 (2)2016年就业人员在三次产业中分布的饼状图. def swap(list): date = [] name = [] for i in range(0,len(list)): date.append(list[i][1]) name.append(list[i][0]) return date, name def fun2(): # 构造数据 industry3