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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 DbGetDeviceWideList(self, argin):
 """ Get a list of devices whose names satisfy the filter. :param argin: filter :type: tango.DevString :return: list of exported devices :rtype: tango.DevVarStringArray """

        self._log.debug("In DbGetDeviceWideList()")
        argin = replace_wildcard(argin)
        return self.db.get_device_wide_list(argin)