Python : 去除列表中的重复元素
用集合list(set(l))用字典l1 = [‘b’,‘c’,‘d’,‘b’,‘c’,‘a’,‘a’]l2 = {}.fromkeys(l1).keys()print l2用字典并保持顺序l1 = [‘b’,‘c’,‘d’,‘b’,‘c’,‘a’,‘a’]l2 = list(set(l1))l2.sort(key=l1.index)print l2列表推导式l1 = [‘...
