Python中关于集合的介绍与常规操作解析

name=set()

name={}
print(type(name))

name={'xiaoming','xiaohong','xiaohua'}
for i in name:
    print(i)

name={'xiaoming','xiaohong','xiaohua'}
name.add('xiaofei')
print(name)

name={'xiaoming','xiaohong','xiaohua'}
name.update('abc')
print(name)

name={'xiaoming','xiaohong','xiaohua'}
name.remove('xiaohong')
print(name)

name={'xiaoming','xiaohong','xiaohua'}
name.remove('fei')
print(name)

name={'xiaoming','xiaohong','xiaohua'}
name.pop()
print(name)

name={'xiaoming','xiaohong','xiaohua'}
name.discard('xiaohua')
print(name)

name={'xiaoming','xiaohong','xiaohua'}
name.discard('pppp')
print(name)

name={'xiaoming','xiaohong','xiaohua'}
name1={'xiaohong','xiaolan'}
print(name & name1)

name={'xiaoming','xiaohong','xiaohua'}
name1={'xiaohong','xiaolan'}
print(name | name1)

name='xiaoming'
age=[7,8,9]
sex=('男','女')
kv={'hh':12,'kk':13,'ll':14}
aa={6,2,5,4,9}
print(len(name))
print(len(age))
print(len(sex))
print(len(kv))
print(len(aa))

age=[7,8,9]
kv={'hh':12,'kk':13,'ll':14}
aa={6,2,5,4,9}
print(max(age))
print(max(kv))
print(max(aa))

age=[7,8,9]
kv={'hh':12,'kk':13,'ll':14}
aa={6,2,5,4,9}
print(min(age))
print(min(kv))
print(min(aa))

kv={'hh':12,'kk':13,'ll':14}
age=[7,8,9]
del age[1]
print(age)
del kv['kk']
print(kv)