Source

dictionary_switches / code / Fronting / ProxyDemo2.py

# Fronting/ProxyDemo2.py
# Simple demonstration of the Proxy pattern.

class Implementation2:
    def f(self):
        print("Implementation.f()")
    def g(self):
        print("Implementation.g()")
    def h(self):
        print("Implementation.h()")

class Proxy2:
    def __init__(self):
        self.__implementation = Implementation2()
    def __getattr__(self, name):
        return getattr(self.__implementation, name)

p = Proxy2()
p.f(); p.g(); p.h();
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