from collections import namedtuple
import sys

A = namedtuple('A', 'abc123 def456')
B = namedtuple('B', 'abc123 def456')
a = {(hex(id(name)), name) for name in dir(A)}
b = {(hex(id(name)), name) for name in dir(B)}
c = {(hex(id(name)), name) for name in dir(A(10, 20))}
d = {(hex(id(name)), name) for name in dir(A(30, 40))}
e = {(hex(id(name)), name) for name in dir(B(10, 20))}
f = {(hex(id(name)), name) for name in dir(B(30, 40))}
g = {(hex(id(sys.intern(name))), name) for name in dir(A)}
print(a & b & c & d & e & f & g)