列表、元组、字典、集合

l = ['Micheal','Bob','Tracy']
l.append('Bob')
l.pop()
print(1)
t = ('Micheal','Bob','Tarcy')

scores = [95,75,85]

d = {'Micheal':95,'Bob':75,'Tracy':85}
d['Bob'] = 82
d['Rose'] = 88
d.pop('Bob')

print(d)

s1 = {'Micheal','Bob','Tracy'}
s2 = {'Micheal',2,3}
print(s1,s2)
print(s1 & s2)
print(s1 | s2)

dl = dict(zip(l,scores))
print(1)
print(scores)
print(dl)

列表是任何数据类型,是可变的、有序的。字典是不可变序列才能做键,是可变的、无序的。元组是任何数据类型,是不可变的、有序的。

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转载自www.cnblogs.com/liangzhenyu/p/9147539.html