列表、元祖、字典、集合’

列表 list

L0=[1,2,3]

L1=['Stock A','Stock B','Stock C']

L2=[10,'Price',['Industry 1','Industry 2']]

元祖

M=('Market',3.0,[10,20,30])

字典

d1={'Stock A':30,'Stock B':40}
In d1['Stock A']
Out 30

集合Set

Winners={'Company A','Company B'}
Losers=set(['Company C','Company D'])
S1=set()
set('Quant')
L1=[1,2,3]
L2=[2,2,1,3,3]
set(L1)
set(L2)
{1,2,3}