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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def decorate(self, fun):
 """Decorate a function for overriding configuration."""

        @wraps(fun)
        def _decorated(*args, **kwargs):
            # Push the config, run the function and pop it afterwards.
            self.push_config()
            try:
                return fun(*args, **kwargs)
            finally:
                self.pop_config()
        return _decorated