Return the raw data of all classes dex files

            :rtype: a generator

def get_all_dex(self):
        """
            Return the raw data of all classes dex files

            :rtype: a generator
        """
        try:
            yield self.get_file("classes.dex")

            # Multidex support
            basename = "classes%d.dex"
            for i in range(2, sys.maxsize):
                yield self.get_file(basename % i)
        except FileNotPresent:
            pass