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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 base_object(self, obj):
 """ Sets the base object to apply the setups to. :param obj: the object to use (must be serializable!) :type obj: JavaObject """

        if not obj.is_serializable:
            raise Exception("Base object must be serializable: " + obj.classname)
        javabridge.call(self.jobject, "setBaseObject", "(Ljava/io/Serializable;)V", obj.jobject)