pythonのクロージャ…

cls.py

def hoge():
    x = []
    def append(v):
        x.append(v)
    def printOut():
        print(x)
    return (append, printOut)


appender, printer = hoge()

appender(1)
appender(2)
appender(3)
printer()

a, b = hoge()
a(4)
a(5)
a(6)
b()

printer()