python判断值的类型

A = 2323232
B = [34534,'ddd']
C = {'fr':333,'f':23f}
D = 2.34
E = 'sfgfdgd'

isinstance(A, int)    #True
isinstance(B, list)   #True
isinstance(C, dict)   #True
isinstance(D, float)  #True
isinstance(E, str)    #True

type(A)== type(1)     #True
type(B)== type([])    #True